JP5724934B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP5724934B2 JP5724934B2 JP2012090391A JP2012090391A JP5724934B2 JP 5724934 B2 JP5724934 B2 JP 5724934B2 JP 2012090391 A JP2012090391 A JP 2012090391A JP 2012090391 A JP2012090391 A JP 2012090391A JP 5724934 B2 JP5724934 B2 JP 5724934B2
- Authority
- JP
- Japan
- Prior art keywords
- guard ring
- semiconductor
- power supply
- semiconductor device
- type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims description 171
- 239000003990 capacitor Substances 0.000 claims description 126
- 238000002955 isolation Methods 0.000 claims description 84
- 239000010408 film Substances 0.000 claims description 82
- 239000000758 substrate Substances 0.000 claims description 51
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 27
- 229920005591 polysilicon Polymers 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 239000010409 thin film Substances 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 77
- 238000006073 displacement reaction Methods 0.000 description 31
- 230000007257 malfunction Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 15
- 230000003071 parasitic effect Effects 0.000 description 13
- 108091006146 Channels Proteins 0.000 description 10
- 239000012535 impurity Substances 0.000 description 10
- 239000011229 interlayer Substances 0.000 description 7
- 239000002344 surface layer Substances 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 108090000699 N-Type Calcium Channels Proteins 0.000 description 1
- 102000004129 N-Type Calcium Channels Human genes 0.000 description 1
- 108010075750 P-Type Calcium Channels Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/107—Substrate region of field-effect devices
- H01L29/1075—Substrate region of field-effect devices of field-effect transistors
- H01L29/1079—Substrate region of field-effect devices of field-effect transistors with insulated gate
- H01L29/1083—Substrate region of field-effect devices of field-effect transistors with insulated gate with an inactive supplementary region, e.g. for preventing punch-through, improving capacity effect or leakage current
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76264—SOI together with lateral isolation, e.g. using local oxidation of silicon, or dielectric or polycristalline material refilled trench or air gap isolation regions, e.g. completely isolated semiconductor islands
- H01L21/76283—Lateral isolation by refilling of trenches with dielectric material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76264—SOI together with lateral isolation, e.g. using local oxidation of silicon, or dielectric or polycristalline material refilled trench or air gap isolation regions, e.g. completely isolated semiconductor islands
- H01L21/76286—Lateral isolation by refilling of trenches with polycristalline material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/84—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being other than a semiconductor body, e.g. being an insulating body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0629—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with diodes, or resistors, or capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1203—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/13—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body combined with thin-film or thick-film passive components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0684—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape, relative sizes or dispositions of the semiconductor regions or junctions between the regions
- H01L29/0692—Surface layout
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/107—Substrate region of field-effect devices
- H01L29/1075—Substrate region of field-effect devices of field-effect transistors
- H01L29/1079—Substrate region of field-effect devices of field-effect transistors with insulated gate
- H01L29/1087—Substrate region of field-effect devices of field-effect transistors with insulated gate characterised by the contact structure of the substrate region, e.g. for controlling or preventing bipolar effect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7394—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET on an insulating layer or substrate, e.g. thin film device or device isolated from the bulk substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/92—Capacitors having potential barriers
- H01L29/94—Metal-insulator-semiconductors, e.g. MOS
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/92—Capacitors having potential barriers
- H01L29/94—Metal-insulator-semiconductors, e.g. MOS
- H01L29/945—Trench capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0635—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with bipolar transistors and diodes, or resistors, or capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0603—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0642—Isolation within the component, i.e. internal isolation
- H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
- H01L29/7824—Lateral DMOS transistors, i.e. LDMOS transistors with a substrate comprising an insulating layer, e.g. SOI-LDMOS transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
- H01L29/7835—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with asymmetrical source and drain regions, e.g. lateral high-voltage MISFETs with drain offset region, extended drain MISFETs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/8611—Planar PN junction diodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Element Separation (AREA)
- Thin Film Transistor (AREA)
Description
本発明の第1実施形態について説明する。本実施形態では、半導体装置として、モータ等を駆動するためのインバータドライバICが1チップ上に構成された場合を例に挙げて説明する。
本発明の第2実施形態について説明する。本実施形態は、第1実施形態に対してバイパスコンデンサ64の構成を変更したものであり、その他に関しては第1実施形態と同様であるため、第1実施形態と異なる部分についてのみ説明する。
上記第2実施形態では、トレンチ分離構造3がトレンチ内の酸化膜およびPoly−Siにて埋め込んだ構造によって構成される場合について説明したが、より大きな容量を得るためにトレンチ分離構造3を構成する材料を変更しても良い。
本発明の第3実施形態について説明する。本実施形態は、第2実施形態に対してバイパスコンデンサ64の構成を変更したものであり、その他に関しては第2実施形態と同様であるため、第2実施形態と異なる部分についてのみ説明する。
本発明の第4実施形態について説明する。本実施形態も、第2実施形態に対してバイパスコンデンサ64の構成を変更したものであり、その他に関しては第2実施形態と同様であるため、第2実施形態と異なる部分についてのみ説明する。
上記各実施形態では、n型ガードリング32c、42c、43cとして、半導体素子の外周全体を囲む構造を例に挙げたが、半導体素子の外周全体でなくとも、外周の一部に形成することでも変位電流の引き抜き効果を得ることができる。
2 SOI基板
2c 活性層
3 トレンチ分離構造
32 高耐圧MOSFET
32c n型ガードリング
32d p型ウェル
42 pチャネル型MOSFET
43 キャパシタ
42c、43c n型ガードリング
60 ガードリング端子
61 外部電源
62 レギュレータ
63 抵抗
64 バイパスコンデンサ
66、67 n+型コンタクト領域
Claims (14)
- 半導体基板に備えられた半導体素子(32、42、43)と、
前記半導体基板に形成され、前記半導体素子の外周全体または外周の一部に形成されたガードリング(32c、42c、43c)を有すると共に、
電源(61)が発生する電圧に基づいて前記半導体素子に対して第1定電圧(VC)を印加する電源供給ラインと、前記ガードリングとの接続端子となるガードリング端子(60)に対して第2定電圧(GR)を印加するガードリング端子固定ラインとを有し、
前記電源から前記電源供給ラインと前記ガードリング端子固定ラインとが分岐し、分岐した前記ガードリング端子固定ラインに前記カードリングに並列にバイパスコンデンサ(64)が備えられていると共に、前記ガードリング端子固定ラインにおける前記電源から前記バイパスコンデンサ間に抵抗(63)が備えられており、
前記電源供給ラインにおける前記電源から前記半導体素子の間よりも前記ガードリング端子固定ラインにおける前記電源から前記バイパスコンデンサ間の方が前記抵抗によって抵抗値が高くされており、
前記第1定電圧は、前記電源供給ラインにおける前記電源から前記半導体素子の間に備えられたレギュレータ(62)により調整されることを特徴とする半導体装置。 - 半導体層(2c)と支持基板(2a)と埋込絶縁膜(2b)から構成されるSOI基板(2)からなる半導体基板を有し、
前記半導体層内に半導体素子(32、42、43)が形成されていると共に、該半導体素子が絶縁分離領域(3)によって囲まれた素子形成領域に形成された半導体装置において、
前記半導体層内に、前記半導体層とは異なる導電型の第1導電型の第1ウェル(32d、42d、43d)を有し、
前記半導体素子は、前記第1ウェル内に形成されており、
前記第1ウェルの外周全体または外周の一部に、前記半導体層よりも導電率が高いガードリング(32c、42c、43c)を有すると共に、
電源(61)が発生する電圧に基づいて前記半導体素子に対して第1定電圧(VC)を印加する電源供給ラインと、前記ガードリングとの接続端子となるガードリング端子(60)に対して第2定電圧(GR)を印加するガードリング端子固定ラインとを有し、
前記電源から前記電源供給ラインと前記ガードリング端子固定ラインとが分岐し、分岐した前記ガードリング端子固定ラインに抵抗(63)およびバイパスコンデンサ(64)が備えられ、前記ガードリング端子の電位が前記抵抗と前記バイパスコンデンサとの間の電位に固定され、
前記第1定電圧は、前記電源供給ラインにおける前記電源から前記半導体素子の間に備えられたレギュレータ(62)により調整されることを特徴とする半導体装置。 - 第1導電型の基板上に第2導電型の半導体層が形成された半導体基板を有し、
前記半導体層内に半導体素子(32、42、43)が形成された半導体装置において、
前記半導体層内に、該半導体層とは異なる導電型である第1導電型の第1ウェル(32d、42d、43d)を有し、
前記半導体素子は、前記第1ウェル内に形成され、
前記第1ウェルの外周全体または外周の一部に、かつ、前記半導体層よりも導電率が高いガードリング(32c、42c、43c)を有すると共に、
電源(61)が発生する電圧に基づいて前記半導体素子に対して第1定電圧(VC)を印加する電源供給ラインと、前記ガードリングとの接続端子となるガードリング端子(60)に対して第2定電圧(GR)を印加するガードリング端子固定ラインとを有し、
前記電源から前記電源供給ラインと前記ガードリング端子固定ラインとが分岐し、分岐した前記ガードリング端子固定ラインに抵抗(63)およびバイパスコンデンサ(64)が備えられ、前記ガードリング端子の電位が前記抵抗と前記バイパスコンデンサとの間の電位に固定され、
前記第1定電圧は、前記電源供給ラインにおける前記電源から前記半導体素子の間に備えられたレギュレータ(62)により調整されることを特徴とする半導体装置。 - 前記半導体素子を囲むように前記半導体基板の前記半導体素子が形成された側の面から厚み方向に延設されたトレンチ内に絶縁膜を配置することで前記半導体素子が形成される素子形成領域を形成し、該素子形成領域を該素子形成領域の外部から絶縁分離するトレンチ分離構造(3)を備え、該トレンチ分離構造によって前記バイパスコンデンサが構成されていることを特徴とする請求項1ないし3のいずれか1つに記載の半導体装置。
- 前記トレンチ分離構造は、少なくとも2重構造で形成されており、
前記半導体層のうち前記トレンチ分離構造の間に配置される部分の表面に第1コンタクト領域(66)が備えられ、前記抵抗から前記ガードリング端子、前記ガードリング、前記トレンチ分離構造にて構成される前記バイパスコンデンサ、前記半導体層のうち前記トレンチ分離構造の間に配置される部分、前記第1コンタクト領域を順に通じる経路を含んで前記ガードリング端子固定ラインが構成されていることを特徴とする請求項4に記載の半導体装置。 - 前記トレンチ分離構造は、多重構造で構成されており、
前記バイパスコンデンサは、多重構造とされた該トレンチ分離構造が並列接続された構造とされていることを特徴とする請求項4または5に記載の半導体装置。 - 前記トレンチ分離構造は、前記トレンチ側面に形成された酸化膜(3a)と該酸化膜(3a)よりも誘電率の高い高誘電率膜(3b)とを前記絶縁膜として用いて、前記トレンチ内を埋め込んだ構造とされていることを特徴とする請求項4ないし6のいずれか1つに記載の半導体装置。
- 前記トレンチ分離構造は、前記絶縁膜として前記トレンチの両側面に形成された酸化膜(3a)と、該酸化膜(3a)の表面に配置されたPoly−Si(3c)とを有し、前記酸化膜および前記Poly−Siによって前記トレンチ内が埋め込まれた構造とされており、
前記Poly−Siの表面に第2コンタクト領域(67)が形成され、該第2コンタクト領域を通じた経路で前記ガードリング端子固定ラインが構成され、前記トレンチの両側面に形成された前記酸化膜によって2つの容量を構成することで前記バイパスコンデンサが構成されていることを特徴とする請求項4ないし6のいずれか1つに記載の半導体装置。 - 前記トレンチ分離構造は、上面形状が四角形、八角形および円形のいずれか1つの形状とされていることを特徴とする請求項4ないし8のいずれか1つに記載の半導体装置。
- 前記半導体基板上に形成された、ポリシリコンと絶縁膜およびポリシリコンの積層構造により構成されるポリシリコンキャパシタ、もしくはメタルと絶縁膜およびメタルの積層構造により構成されるメタルキャパシタによって前記バイパスコンデンサが構成されていることを特徴とする請求項1ないし9のいずれか1つに記載の半導体装置。
- 前記ポリシリコン間もしくは前記メタル間に配置された絶縁膜が酸化膜よりも誘電率の高い高誘電率膜によって構成されていることを特徴とする請求項10に記載の半導体装置。
- 前記半導体基板上に前記半導体素子が複数備えられており、
前記バイパスコンデンサは、複数の前記半導体素子毎に個々に備えられていることを特徴とする請求項1ないし11のいずれか1つに記載の半導体装置。 - 前記抵抗は、配線抵抗と薄膜抵抗および拡散抵抗のいずれか1つもしくはいずれか複数の組み合わせによって構成されていることを特徴とする請求項1ないし12のいずれか1つに記載の半導体装置。
- 前記ガードリング(32c、42c、43c)は、前記半導体素子が形成されたウェルよりも深く形成されていることを特徴とする請求項1ないし13のいずれか1つに記載の半導体装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012090391A JP5724934B2 (ja) | 2011-07-05 | 2012-04-11 | 半導体装置 |
US13/534,278 US20130009272A1 (en) | 2011-07-05 | 2012-06-27 | Semiconductor device |
DE102012211547A DE102012211547A1 (de) | 2011-07-05 | 2012-07-03 | Halbleitervorrichtung |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011149211 | 2011-07-05 | ||
JP2011149211 | 2011-07-05 | ||
JP2012090391A JP5724934B2 (ja) | 2011-07-05 | 2012-04-11 | 半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013033917A JP2013033917A (ja) | 2013-02-14 |
JP5724934B2 true JP5724934B2 (ja) | 2015-05-27 |
Family
ID=47426744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012090391A Expired - Fee Related JP5724934B2 (ja) | 2011-07-05 | 2012-04-11 | 半導体装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20130009272A1 (ja) |
JP (1) | JP5724934B2 (ja) |
DE (1) | DE102012211547A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5917060B2 (ja) * | 2011-09-21 | 2016-05-11 | ラピスセミコンダクタ株式会社 | 半導体装置 |
KR102093458B1 (ko) * | 2013-07-05 | 2020-03-26 | 삼성디스플레이 주식회사 | 커패시터 |
JP2015141996A (ja) * | 2014-01-28 | 2015-08-03 | 株式会社東芝 | 半導体装置及びその製造方法 |
JP6194824B2 (ja) | 2014-03-18 | 2017-09-13 | 株式会社デンソー | 半導体装置およびその製造方法 |
US9640611B2 (en) | 2014-03-19 | 2017-05-02 | Texas Instruments Incorporated | HV complementary bipolar transistors with lateral collectors on SOI with resurf regions under buried oxide |
US10468484B2 (en) * | 2014-05-21 | 2019-11-05 | Analog Devices Global | Bipolar transistor |
US9373682B2 (en) * | 2014-06-30 | 2016-06-21 | Alpha And Omega Semiconductor Incorporated | Compact guard ring structure for CMOS integrated circuits |
CN106571370B (zh) * | 2015-10-08 | 2019-12-10 | 无锡华润上华科技有限公司 | 基于soi工艺的介质电容 |
US9754966B1 (en) * | 2016-04-26 | 2017-09-05 | Nxp Usa, Inc. | Semiconductor on insulator (SOI) block with a guard ring |
US10770599B2 (en) * | 2016-09-03 | 2020-09-08 | Champion Microelectronic Corp. | Deep trench MOS barrier junction all around rectifier and MOSFET |
DE102017012262B9 (de) | 2017-01-27 | 2021-10-21 | Infineon Technologies Austria Ag | Halbleiterbauelement aufweisend eine vergrabene Isolationsschicht, eine Isolationsstruktur und eine Verbindungsstruktur sowie Verfahren zu dessen Herstellung |
CN115702500A (zh) | 2020-06-08 | 2023-02-14 | 罗姆股份有限公司 | 半导体器件和电子设备 |
JP7337762B2 (ja) * | 2020-09-10 | 2023-09-04 | 株式会社東芝 | 電源モジュール、及びdc-dcコンバータ |
EP4007001A1 (en) | 2020-11-30 | 2022-06-01 | NXP USA, Inc. | Integrated capacitors in an integrated circuit |
US11695013B2 (en) | 2021-10-28 | 2023-07-04 | Nxp Usa, Inc. | Capacitor with an electrode well |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02283022A (ja) * | 1989-01-25 | 1990-11-20 | Hitachi Ltd | 半導体装置の製造方法 |
JP2715724B2 (ja) * | 1991-08-27 | 1998-02-18 | 日本電気株式会社 | 半導体集積回路 |
JPH05299610A (ja) * | 1992-04-24 | 1993-11-12 | Hitachi Ltd | 半導体集積回路装置及びその形成方法 |
JP4027438B2 (ja) * | 1995-05-25 | 2007-12-26 | 三菱電機株式会社 | 半導体装置 |
JPH0964276A (ja) * | 1995-08-24 | 1997-03-07 | Fujitsu Ltd | 半導体装置 |
JP3667855B2 (ja) * | 1996-01-25 | 2005-07-06 | 株式会社ルネサステクノロジ | 半導体装置 |
JP2000049286A (ja) * | 1996-01-29 | 2000-02-18 | Toshiba Microelectronics Corp | 半導体装置 |
KR100307554B1 (ko) * | 1998-06-30 | 2001-11-15 | 박종섭 | Esd 소자를 구비하는 반도체장치 |
JP3178437B2 (ja) * | 1998-11-13 | 2001-06-18 | 日本電気株式会社 | 半導体装置 |
US6274435B1 (en) * | 1999-01-04 | 2001-08-14 | Taiwan Semiconductor Manufacturing Company | High performance MIM (MIP) IC capacitor process |
TW511268B (en) * | 2000-04-21 | 2002-11-21 | Winbond Electronics Corp | Output buffer with excellent electrostatic discharge protection effect |
JP4540895B2 (ja) * | 2001-08-02 | 2010-09-08 | 株式会社デンソー | 半導体装置 |
US6791146B2 (en) * | 2002-06-25 | 2004-09-14 | Macronix International Co., Ltd. | Silicon controlled rectifier structure with guard ring controlled circuit |
US6856103B1 (en) * | 2003-09-17 | 2005-02-15 | Varon Lighting, Inc. | Voltage regulator for line powered linear and switching power supply |
US7304354B2 (en) * | 2004-02-17 | 2007-12-04 | Silicon Space Technology Corp. | Buried guard ring and radiation hardened isolation structures and fabrication methods |
JP4657640B2 (ja) * | 2004-07-21 | 2011-03-23 | 株式会社日立製作所 | 半導体装置 |
JP4415808B2 (ja) | 2004-09-21 | 2010-02-17 | 株式会社デンソー | 半導体装置およびその製造方法 |
JP4844089B2 (ja) * | 2005-04-19 | 2011-12-21 | 株式会社デンソー | 半導体装置 |
JP5124839B2 (ja) * | 2005-09-28 | 2013-01-23 | 株式会社リキッド・デザイン・システムズ | 半導体装置 |
JP4923686B2 (ja) * | 2006-04-06 | 2012-04-25 | 株式会社デンソー | 半導体装置 |
JP5041511B2 (ja) * | 2006-08-22 | 2012-10-03 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
US7541247B2 (en) * | 2007-07-16 | 2009-06-02 | International Business Machines Corporation | Guard ring structures for high voltage CMOS/low voltage CMOS technology using LDMOS (lateral double-diffused metal oxide semiconductor) device fabrication |
KR101418396B1 (ko) * | 2007-11-19 | 2014-07-10 | 페어차일드코리아반도체 주식회사 | 전력 반도체 소자 |
JP2009141258A (ja) * | 2007-12-10 | 2009-06-25 | Toyota Motor Corp | 半導体装置 |
US7829971B2 (en) * | 2007-12-14 | 2010-11-09 | Denso Corporation | Semiconductor apparatus |
JP4438859B2 (ja) | 2007-12-14 | 2010-03-24 | 株式会社デンソー | 半導体装置 |
JP5353016B2 (ja) * | 2008-01-22 | 2013-11-27 | 株式会社デンソー | 半導体装置 |
JP5521751B2 (ja) | 2010-05-10 | 2014-06-18 | 株式会社デンソー | 半導体装置 |
-
2012
- 2012-04-11 JP JP2012090391A patent/JP5724934B2/ja not_active Expired - Fee Related
- 2012-06-27 US US13/534,278 patent/US20130009272A1/en not_active Abandoned
- 2012-07-03 DE DE102012211547A patent/DE102012211547A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2013033917A (ja) | 2013-02-14 |
US20130009272A1 (en) | 2013-01-10 |
DE102012211547A1 (de) | 2013-01-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5724934B2 (ja) | 半導体装置 | |
JP6134219B2 (ja) | 半導体装置 | |
JP6584893B2 (ja) | 半導体装置の製造方法 | |
JP6337634B2 (ja) | 半導体集積回路装置 | |
JP5353016B2 (ja) | 半導体装置 | |
JP6008054B2 (ja) | 半導体装置 | |
US9385125B2 (en) | Semiconductor integrated circuit device | |
TWI485855B (zh) | 半導體裝置 | |
US20120119318A1 (en) | Semiconductor device with lateral element | |
JP6797005B2 (ja) | 半導体装置 | |
JP6925250B2 (ja) | 半導体装置およびその製造方法 | |
JP6798377B2 (ja) | 半導体集積回路装置 | |
WO2021106939A1 (ja) | 半導体装置 | |
JP6963982B2 (ja) | 半導体装置およびその製造方法 | |
JP5521751B2 (ja) | 半導体装置 | |
JP5167323B2 (ja) | 半導体装置 | |
JP5725230B2 (ja) | 半導体装置 | |
JP3951815B2 (ja) | 半導体装置 | |
JP2008288476A (ja) | 高耐圧ic | |
JP2010010264A (ja) | 半導体装置 | |
WO2016042971A1 (ja) | 半導体装置 | |
JP5672500B2 (ja) | 半導体装置 | |
JP6780787B2 (ja) | パワーモジュール及び逆導通igbt | |
JP4479823B2 (ja) | 半導体装置 | |
JP5636827B2 (ja) | 半導体装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130830 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140724 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140805 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140929 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150303 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150316 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 5724934 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |