JPS6430681U - - Google Patents
Info
- Publication number
- JPS6430681U JPS6430681U JP12298987U JP12298987U JPS6430681U JP S6430681 U JPS6430681 U JP S6430681U JP 12298987 U JP12298987 U JP 12298987U JP 12298987 U JP12298987 U JP 12298987U JP S6430681 U JPS6430681 U JP S6430681U
- Authority
- JP
- Japan
- Prior art keywords
- field effect
- effect transistor
- circuit
- transformer
- state
- 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.)
- Granted
Links
- 230000005669 field effect Effects 0.000 claims 5
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の第１の実施例に係わるスイツ
チングレギユレータを示す回路図、第２図は第１
図のパルス発生回路を詳しく示す回路図、第３図
は第１図の各部の状態を示す波形図、第４図は本
考案の第２の実施例のスイツチングレギユレータ
を示す回路図、第５図は本考案の第３の実施例の
スイツチングレギユレータを示す回路図である。
１ａ，１ｂ……直流電源端子、２……トランス
、３……１次巻線、４……ＦＥＴ、５……２次巻
線、２１……パルス発生回路、２６……制御用ト
ランジスタ。
1 is a circuit diagram showing a switching regulator according to a first embodiment of the present invention, and FIG. 2 is a circuit diagram showing a switching regulator according to a first embodiment of the present invention.
3 is a waveform diagram showing the state of each part of FIG. 1, FIG. 4 is a circuit diagram showing the switching regulator of the second embodiment of the present invention, FIG. 5 is a circuit diagram showing a switching regulator according to a third embodiment of the present invention. 1a, 1b...DC power supply terminal, 2...Transformer, 3...Primary winding, 4...FET, 5...Secondary winding, 21...Pulse generation circuit, 26...Control transistor.
Claims (1)
トランジスタとの直列回路と、 前記トランスの２次側に設けられた整流平滑回
路と、 前記電界効果トランジスタのゲートに一定時間
幅のパルスを一定周期で供給するためのパルス発
生回路と、 前記電界効果トランジスタをオン状態からオフ
状態に転換させるために前記電界効果トランジス
タのゲートとソースとの間に接続された制御素子
と、 前記電界効果トランジスタのオン時間幅を制御
するように前記制御素子を制御する回路と から成る直流変換器。[Claims for Utility Model Registration] A series circuit of a transformer and a field effect transistor connected to a DC power supply terminal, a rectifying and smoothing circuit provided on the secondary side of the transformer, and a gate connected to the field effect transistor for a certain period of time. a pulse generating circuit for supplying pulses of a certain width at regular intervals; a control element connected between the gate and source of the field effect transistor for switching the field effect transistor from an on state to an off state; and a circuit that controls the control element to control the on-time width of the field effect transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987122989U JPH0416639Y2 (en) | 1987-08-10 | 1987-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987122989U JPH0416639Y2 (en) | 1987-08-10 | 1987-08-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6430681U true JPS6430681U (en) | 1989-02-27 |
| JPH0416639Y2 JPH0416639Y2 (en) | 1992-04-14 |
Family
ID=31371431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987122989U Expired JPH0416639Y2 (en) | 1987-08-10 | 1987-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416639Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003523711A (en) * | 2000-02-17 | 2003-08-05 | タイコ・エレクトロニクス・コーポレイション | Startup circuit for flyback converter with secondary side pulse width modulation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5743570A (en) * | 1980-08-26 | 1982-03-11 | Tohoku Metal Ind Ltd | Separate-excitation type dc-dc converter |
| JPS607688U (en) * | 1983-06-24 | 1985-01-19 | ティーディーケイ株式会社 | switching power supply |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS607688B2 (en) * | 1980-07-16 | 1985-02-26 | 川崎製鉄株式会社 | Safety bubbling plug for ladle refining |
-
1987
- 1987-08-10 JP JP1987122989U patent/JPH0416639Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5743570A (en) * | 1980-08-26 | 1982-03-11 | Tohoku Metal Ind Ltd | Separate-excitation type dc-dc converter |
| JPS607688U (en) * | 1983-06-24 | 1985-01-19 | ティーディーケイ株式会社 | switching power supply |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003523711A (en) * | 2000-02-17 | 2003-08-05 | タイコ・エレクトロニクス・コーポレイション | Startup circuit for flyback converter with secondary side pulse width modulation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0416639Y2 (en) | 1992-04-14 |