CN214314637U - One-to-two quick-charging data line adopting TYPE-C interface input - Google Patents
One-to-two quick-charging data line adopting TYPE-C interface input Download PDFInfo
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- CN214314637U CN214314637U CN202120231573.0U CN202120231573U CN214314637U CN 214314637 U CN214314637 U CN 214314637U CN 202120231573 U CN202120231573 U CN 202120231573U CN 214314637 U CN214314637 U CN 214314637U
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Abstract
The utility model discloses an one-driving-two quick-charging data line adopting TYPE-C interface input, which comprises a TYPE-C input module, a main control module, a voltage stabilizing circuit, a DC-DC voltage reducing circuit, a D +/D-signal channel switching circuit and an output module, wherein the output module comprises two independent output end power supply control circuits, one of which is a TYPE-C output control circuit, and the other one is one of a TYPE-C output control circuit and a Lightning USB output control circuit; one output end power supply control circuit is connected with the DC-DC voltage reduction circuit, and the other output end power supply control circuit is directly connected with the TYPE-C input module. The utility model has small structure and convenient use, one output port of the utility model is directly connected with the input end, and full power charging can be realized during single charging; the other output port comprises a through input port and a DC-DC step-down circuit, and the through input port is the through input port when only the output port is connected with a load. The realization circuit has simple structure, simple control process and convenient use.
Description
Technical Field
The utility model relates to a data line charging device technical field especially relates to a data line for realizing that one drags two to fill soon.
Background
At present, the quick charging technology is widely applied to various mobile devices, and the charging time of the devices is greatly shortened. However, the one-to-two or one-to-three data lines in the market at present usually adopt a USB a male connector as an input end and two or three of Micro USB, Lightning USB and Type-C as output ends, and such data lines must be used in the situation where the USB a female connector is available. With the rapid popularization of the TYPE-C interface, more and more users are welcomed due to the convenience of plugging and small size. At present, although a data line with a TYPE-C interface as an input end is invented, the data line can be quickly charged and normally charged when dragging two output interfaces. Meanwhile, the high-power charging can be carried out on the notebook computer and the like when the mobile phone and the like are charged quickly.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a circuit structure is simple, control process is succinct, the interface is small and exquisite, use convenient, adopt the one of TYPE-C interface input to drag two to fill the data line soon.
In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides an adopt one of TYPE-C interface input to drag two to fill data line soon, including input module, host system, voltage stabilizing circuit, D +/D-signal channel switching circuit and output module, voltage stabilizing module connects input module, and D +/D-signal channel switching circuit, voltage stabilizing module and output module connect host system respectively, and output module connects D +/D-signal channel switching circuit, its characterized in that: the input module is a TYPE-C input module, the output module comprises two independent output end power supply control circuits, one of the two independent output end power supply control circuits is a TYPE-C output control circuit to correspond to a TYPE-C output interface, and the other one of the two independent output end power supply control circuits is one of a TYPE-C output control circuit and a Lightning USB output control circuit; the DC-DC voltage reduction circuit is further included, one output end power supply control circuit is connected with the DC-DC voltage reduction circuit, and the other output end power supply control circuit is directly connected with the TYPE-C input module.
The main control module adopts a main control chip U2 with the model number being CH376T, and a D +/D-signal channel switching circuit is connected with the 2 nd pin and the 10 th pin of the main control chip U2.
The D +/D-signal channel switching circuit adopts a switch chip IC1 with the model number of BL1532, a voltage stabilizing circuit provides 5V voltage, the SEL pin and the OEb pin of the switch chip are respectively connected with the 2 nd pin and the 10 th pin of a main control chip U2, and the two-way output end power supply control circuit is respectively connected with the DP1 pin, the DN1 pin, the DP2 pin and the DN2 pin.
The DC-DC voltage reduction circuit is connected with the 11 th pin of the main control chip U2, the voltage reduction chip U1 is adopted, the model is CX8855, and the IN pin of the voltage reduction circuit is connected with the VBUS pin of the TYPE-C input module.
The TYPE-C output control circuit as one of the output ends adopts an MOS tube control structure, and a VBUS pin of a TYPE-C output interface of the TYPE-C output control circuit is respectively connected with a VBUS pin of the TYPE-C input module through an MOS tube Q3 and is connected with a main control chip U2 of the DC-DC voltage reduction circuit through an MOS tube Q4.
And a TYPE-C output control circuit is also adopted as the other output end, and an MOS tube control structure is also adopted, wherein a VBUS pin of a TYPE-C output interface is connected with a VBUS pin of a TYPE-C input module through an MOS tube Q1.
Or, as another output end, a Lightning USB output control circuit is adopted, and also a MOS tube control structure is adopted, and the VBUS pin of the Lightning output interface is connected to the VBUS pin of the TYPE-C input module through a MOS tube Q1.
The voltage stabilizing circuit adopts a voltage stabilizing chip V1 with the model number of eS8533, which provides 5V power supply for each subsequent circuit module.
The input voltage acquisition circuit is connected with the 6 th pin of the main control chip U2 and consists of a resistor R16 and a resistor R23 which are connected in parallel, the resistor R16 is connected with the input module, and the resistor R23 is grounded.
The LED lamp also comprises an indicating lamp circuit which comprises an LED1 and an LED2, wherein the 8 th pin of the main control chip U2 is connected with the LED1, the 18 th pin of the main control chip U2 is connected with the LED2, the green lamp is slowly charged at low voltage, and the red lamp is quickly charged at high voltage.
The utility model discloses a TYPE-C interface adopts two TYPE-C interfaces or a TYPE-C interface and a Lightning to connect as the output as input interface, so can connect the electricity from many equipment that have TYPE-A female head, have the characteristics of small and exquisite, the convenient to use of structure. One output port of the circuit structure is directly connected with the input end, and full-power charging can be realized during single charging; and the other output port comprises a through input end and a DC-DC voltage reduction circuit, and the output port is the through input end when only connected with a load, so that the maximum output of any single port can reach the maximum power of the input adapter. When two output ports are connected to the load at the same time, one output port is directly connected to the input end, and the other output port judges the load according to the quick charging protocol written in the main control chip, so that the voltage matched with the load is improved for quick charging. The direct-connection output port is a fixed high-power end support PD3.0+ QC2.0+ AFC + FCP, the maximum output of the other output port does not exceed 18W, and the direct-connection output port supports a QC2.0+ AFC + FCP protocol. The utility model discloses a realize circuit structure simple to every output channel is data transmission function, and control process is succinct, convenient to use.
Drawings
Fig. 1 is a schematic circuit diagram of the present invention.
A is TYPE-C input module, B is voltage stabilizing circuit, C is DC-DC step-down circuit, D is D +/D-signal channel switching circuit, E is input voltage acquisition circuit, F is master control module, G is indicator lamp circuit, H, I is TYPE-C output control circuit.
Detailed Description
In this embodiment, referring to fig. 1, the one-drive-two fast charging data line adopting TYPE-C interface input includes an input module, a main control module F, a voltage stabilizing circuit B, D +/D-signal channel switching circuit D, and an output module, the voltage stabilizing module B is connected to the input module, the D +/D-signal channel switching circuit D, the voltage stabilizing module B, and the output module are respectively connected to the main control module F, and the output module is connected to the D +/D-signal channel switching circuit D; the input module is a TYPE-C input module A, and the output module comprises two independent TYPE-C output control circuits H, I serving as output end power supply control circuits (or one of the two independent TYPE-C output control circuits is a TYPE-C output control circuit corresponding to a TYPE-C output interface, and the other is a Lightning USB output control circuit); the DC-DC voltage reduction circuit is characterized by further comprising a DC-DC voltage reduction circuit C, wherein one TYPE-C output control circuit H is connected with the DC-DC voltage reduction circuit, and the other TYPE-C output control circuit I is directly connected with a TYPE-C input module A.
The main control module F adopts a main control chip U2 with the model number being CH376T, and a D +/D-signal channel switching circuit is connected with the 2 nd pin and the 10 th pin of the main control chip U2.
The D +/D-signal channel switching circuit D adopts a switch chip IC1, the model number of the switch chip IC1 is BL1532, a voltage stabilizing circuit B provides 5V voltage, the SEL pin and the OEb pin of the switch chip IC are respectively connected with the 2 nd pin and the 10 th pin of a main control chip U2, and two TYPE-C output control circuits H, I are respectively connected with the DP1 pin, the DN1 pin, the DP2 pin and the DN2 pin of the switch chip.
The DC-DC voltage reduction circuit C is connected with the 11 th pin of the main control chip U2, the voltage reduction chip U1 is adopted, the model is CX8855, and the IN pin of the DC-DC voltage reduction circuit C is connected with the VBUS pin of the TYPE-C input module A.
The TYPE-C output control circuit H serving as one output end adopts an MOS (metal oxide semiconductor) tube control structure, and a VBUS pin of a TYPE-C output interface of the TYPE-C output control circuit H is connected with a VBUS pin of the TYPE-C input module A through an MOS tube Q3 and is connected with a main control chip U2 of the DC-DC voltage reduction circuit C through an MOS tube Q4.
The TYPE-C output control circuit I as the other output end also adopts an MOS tube control structure, and the VBUS pin of the TYPE-C output interface is connected with the VBUS pin of the TYPE-C input module A through an MOS tube Q1.
The voltage stabilizing chip V1 adopted by the voltage stabilizing circuit B is of the type eS8533 and provides 5V power supply for each subsequent circuit module.
The input voltage acquisition circuit E is connected with the 6 th pin of the main control chip U2 and consists of a resistor R16 and a resistor R23 which are connected in parallel, the resistor R16 is connected with the input module, and the resistor R23 is grounded.
The LED lamp is characterized by further comprising an indicating lamp circuit G, wherein the indicating lamp circuit G comprises an LED1 and an LED2, the 8 th pin of the main control chip U2 is connected with the LED1, the 18 th pin of the main control chip U2 is connected with the LED2, the green lamp is slowly charged at low voltage, and the red lamp is quickly charged at high voltage.
The utility model discloses a support the Type-C to Type-C1& Type-C2 charging data line of multiprotocol, the input is the public head of Type-C, supports agreement such as PD2.0/3.0+ PPS and fills the input soon; the output is Type-C1& Type-C2 common head, and the compatible protocol is QC2.0/3.0+ PD2.0/3.0+ FCP + AFC and other mobile phone rapid charging; when the input is a pure SCP/VOOC protocol and the like, the output is 5V/2A; the wire has built-in DC-DC step-down circuit and agreement circuit, can all realize filling soon when two interfaces export simultaneously. The maximum output of any single port of the Type-C1& Type-C2 male can reach the maximum power of the input adapter, for example, 100W can be directly output to charge a notebook computer; when the Type-C1& Type-C2 male plug is used simultaneously, the Type-C1 male plug is a fixed high-power end and supports PD3.0+ QC2.0+ AFC + FCP, the maximum output of the Type-C2 male plug is not more than 18W, and the Type-C2 male plug supports QC2.0+ AFC + FCP.
The working process is as follows: 1. when the green light is powered on and is normally on, the main control chip U2 initializes the system, the system automatically recognizes the information of the output end and judges whether equipment is inserted into each port;
2. detecting that no equipment signal exists, and automatically entering a standby mode;
3. when a load signal is detected in a certain single channel, the loaded channel is automatically switched to a main power supply, and meanwhile, the D +/D-signal channel switching circuit D is switched on, so that the load D +/D-and the input end D +/D-are in butt joint relation, and a matched quick charging protocol is entered;
4. the voltage of the TYPE-C output control circuit I is the voltage which is provided for the TYPE-C output control circuit I after the communication between the output end load and the input end and the handshake are successful;
5. when the TYPE-C output control circuit I is detected to have 9-20V voltage, the TYPE-C output control circuit H can be automatically switched to the DC-DC voltage reduction circuit, and the TYPE-C output control circuit I defaults to 5V output;
6. when the TYPE-C output control circuit I is connected with a load, the system can communicate with the load, and the voltage required by the load is charged through the DC-DC voltage reduction circuit.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (10)
1. The utility model provides an adopt one of TYPE-C interface input to drag two to fill data line soon, including input module, host system, voltage stabilizing circuit, D +/D-signal channel switching circuit and output module, voltage stabilizing module connects input module, and D +/D-signal channel switching circuit, voltage stabilizing module and output module connect host system respectively, and output module connects D +/D-signal channel switching circuit, its characterized in that: the input module is a TYPE-C input module, the output module comprises two independent output end power supply control circuits, one of the two independent output end power supply control circuits is a TYPE-C output control circuit to correspond to a TYPE-C output interface, and the other one of the two independent output end power supply control circuits is one of a TYPE-C output control circuit and a Lightning USB output control circuit; the DC-DC voltage reduction circuit is further included, one output end power supply control circuit is connected with the DC-DC voltage reduction circuit, and the other output end power supply control circuit is directly connected with the TYPE-C input module.
2. The one-to-two quick charging data line adopting TYPE-C interface input according to claim 1, characterized in that: the main control module adopts a main control chip U2 with the model number being CH376T, and a D +/D-signal channel switching circuit is connected with the 2 nd pin and the 10 th pin of the main control chip U2.
3. The one-to-two quick charging data line adopting TYPE-C interface input according to claim 2, characterized in that: the D +/D-signal channel switching circuit adopts a switch chip IC1 with the model number of BL1532, a voltage stabilizing circuit provides 5V voltage, the SEL pin and the OEb pin of the switch chip are respectively connected with the 2 nd pin and the 10 th pin of a main control chip U2, and the two-way output end power supply control circuit is respectively connected with the DP1 pin, the DN1 pin, the DP2 pin and the DN2 pin.
4. The one-to-two quick charging data line adopting TYPE-C interface input according to claim 3, characterized in that: the DC-DC voltage reduction circuit is connected with the 11 th pin of the main control chip U2, the voltage reduction chip U1 is adopted, the model is CX8855, and the IN pin of the voltage reduction circuit is connected with the VBUS pin of the TYPE-C input module.
5. The one-to-two quick charging data line adopting TYPE-C interface input according to claim 4, characterized in that: the TYPE-C output control circuit as one of the output ends adopts an MOS tube control structure, and a VBUS pin of a TYPE-C output interface of the TYPE-C output control circuit is respectively connected with a VBUS pin of the TYPE-C input module through an MOS tube Q3 and is connected with a main control chip U2 of the DC-DC voltage reduction circuit through an MOS tube Q4.
6. The one-to-two quick charging data line adopting TYPE-C interface input according to claim 5, characterized in that: and a TYPE-C output control circuit is also adopted as the other output end, and an MOS tube control structure is also adopted, wherein a VBUS pin of a TYPE-C output interface is connected with a VBUS pin of a TYPE-C input module through an MOS tube Q1.
7. The one-to-two quick charging data line adopting TYPE-C interface input according to claim 5, characterized in that: the other output end adopts a Lightning USB output control circuit, and also adopts a MOS tube control structure, and the VBUS pin of the Lightning output interface is connected with the VBUS pin of the TYPE-C input module through a MOS tube Q1.
8. The one-to-two fast charging data line adopting TYPE-C interface input according to claim 7, characterized in that: the voltage stabilizing circuit adopts a voltage stabilizing chip V1 with the model number of eS8533, which provides 5V power supply for each subsequent circuit module.
9. The one-to-two fast charging data line adopting TYPE-C interface input according to claim 8, characterized in that: the input voltage acquisition circuit is connected with the 6 th pin of the main control chip U2 and consists of a resistor R16 and a resistor R23 which are connected in parallel, the resistor R16 is connected with the input module, and the resistor R23 is grounded.
10. The one-to-two fast charging data line adopting TYPE-C interface input according to claim 9, characterized in that: the LED lamp further comprises an indicating lamp circuit which comprises an LED1 and an LED2, wherein the 8 th pin of the main control chip U2 is connected with the LED1, and the 18 th pin of the main control chip U2 is connected with the LED 2.
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| CN202120231573.0U CN214314637U (en) | 2021-01-27 | 2021-01-27 | One-to-two quick-charging data line adopting TYPE-C interface input |
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| CN202120231573.0U CN214314637U (en) | 2021-01-27 | 2021-01-27 | One-to-two quick-charging data line adopting TYPE-C interface input |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114706801A (en) * | 2022-06-06 | 2022-07-05 | 深圳英集芯科技股份有限公司 | USB output path switching circuit and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114706801A (en) * | 2022-06-06 | 2022-07-05 | 深圳英集芯科技股份有限公司 | USB output path switching circuit and device |
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