CN204205957U - A kind of DC-DC power module - Google Patents
A kind of DC-DC power module Download PDFInfo
- Publication number
- CN204205957U CN204205957U CN201420649194.3U CN201420649194U CN204205957U CN 204205957 U CN204205957 U CN 204205957U CN 201420649194 U CN201420649194 U CN 201420649194U CN 204205957 U CN204205957 U CN 204205957U
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- China
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- circuit
- voltage
- power supply
- output
- supply regulator
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- Expired - Fee Related
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Abstract
The utility model relates generally to a kind of DC-DC power module, comprises DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end; Wherein, between described DC voltage input end and power supply regulator circuit, be provided with control circuit and the controling parameters Circuit tuning connected with controller and start-up circuit that power supply regulator circuit is controlled, between described power supply regulator circuit and output switch, be provided with protective circuit.The utility model is reasonable in design, cost is low, volume is little, carrying portable, easy and simple to handle and result of use good, effectively can solve the multipurpose power source user demand of general enterprises, family.
Description
Technical field
The utility model belongs to power module field, is specifically related to a kind of DC-DC power module.
Background technology
At present, the small electric apparatus used in enterprise, family, shop gets more and more, such as camera, mobile phone, MP4, MP5, electric bicycle, electro-tricycle, electric massager etc., and in actual use procedure, above-mentioned small electric apparatus needs multiple different power supply.But, current market, the problems such as the power supply that can have bought, all also exists volume large substantially, and price comparison is high; And the single and power limited of the DC-DC power supply nowadays market used, thus apply very inconvenient.
Summary of the invention
(1) technical problem that will solve
For solving the problem, the utility model proposes a kind of DC-DC power module, this reasonable module design, cost are low, volume is little, carrying portable, easy and simple to handle and result of use good, effectively can solve the multipurpose power source user demand of general enterprises, family.
(2) technical scheme
A kind of DC-DC power module, comprises DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end; Be characterized in, described voltage input end and voltage output end are provided with Voltage coupling device; Between described DC voltage input end and power supply regulator circuit, be provided with control circuit and the controling parameters Circuit tuning connected with controller and start-up circuit that power supply regulator circuit is controlled, between described power supply regulator circuit and output switch, be provided with protective circuit.
Further, described DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end connect and compose successively.
Further, the circular ring type transformer T that described Voltage coupling device adopts input to isolate with output height, its coiling is sequentially elementary-compole-secondary, and coiling all adopts high enamel insulated wire, and magnet wire insulation intensity is not less than AC7500V; Power module control chip IC adopts high isolated controlling chip LT1105.
Further, described power supply regulator circuit comprises two field effect transistor Q1 and Q2, transformer B1 and multiple rectification, filtering and Voltage stabilizing module, and multiple rectification, filtering and Voltage stabilizing module connect with multiple second siding rings of transformer B1 respectively; The grid of Q1 and Q2 connects with controller two outputs respectively, and Q1 source electrode drains with Q2 and connects, and Q1 drain electrode connects with transformer B1 first siding ring two ends with Q2 source electrode; The power end of DC power supply drains with the tap in the middle part of first siding ring and Q1 source electrode or Q2 respectively and connects.
Further, one end of described second siding ring exports after rectification, filtering and Voltage stabilizing module, and the voltage between the other end of rectification, filtering and Voltage stabilizing module output and second siding ring is a new direct voltage after adjustment; The Voltage Cortrol end of rectification, filtering and Voltage stabilizing module connects with its output after resistance, the output head grounding of rectification, filtering and Voltage stabilizing module; Other end ground connection after slide rheostat of described second siding ring.
(3) beneficial effect
Compared with prior art, it has following beneficial effect to the utility model: the utility model is reasonable in design, cost is low, volume is little, carrying portable, easy and simple to handle and result of use good, effectively can solve the multipurpose power source user demand of general enterprises, family.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is power supply regulator circuit schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of DC-DC power module, comprises DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end; Be characterized in, described voltage input end and voltage output end are provided with Voltage coupling device; Between described DC voltage input end and power supply regulator circuit, be provided with control circuit and the controling parameters Circuit tuning connected with controller and start-up circuit that power supply regulator circuit is controlled, between described power supply regulator circuit and output switch, be provided with protective circuit.
Wherein, described DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end connect and compose successively.
Wherein, the circular ring type transformer T that described Voltage coupling device adopts input to isolate with output height, its coiling is sequentially elementary-compole-secondary, and coiling all adopts high enamel insulated wire, and magnet wire insulation intensity is not less than AC7500V; Power module control chip IC adopts high isolated controlling chip LT1105.
Wherein, described power supply regulator circuit comprises two field effect transistor Q1 and Q2, transformer B1 and multiple rectification, filtering and Voltage stabilizing module, and multiple rectification, filtering and Voltage stabilizing module connect with multiple second siding rings of transformer B1 respectively; The grid of Q1 and Q2 connects with controller two outputs respectively, and Q1 source electrode drains with Q2 and connects, and Q1 drain electrode connects with transformer B1 first siding ring two ends with Q2 source electrode; The power end of DC power supply drains with the tap in the middle part of first siding ring and Q1 source electrode or Q2 respectively and connects.
Wherein, one end of described second siding ring exports after rectification, filtering and Voltage stabilizing module, and the voltage between the other end of rectification, filtering and Voltage stabilizing module output and second siding ring is a new direct voltage after adjustment; The Voltage Cortrol end of rectification, filtering and Voltage stabilizing module connects with its output after resistance, the output head grounding of rectification, filtering and Voltage stabilizing module; Other end ground connection after slide rheostat of described second siding ring.
Embodiment recited above is only be described preferred implementation of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that this area ordinary person makes the technical solution of the utility model and improvement; protection range of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.
Claims (5)
1. a DC-DC power module, comprises DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end; Be characterized in, described voltage input end and voltage output end are provided with Voltage coupling device; Between described DC voltage input end and power supply regulator circuit, be provided with control circuit and the controling parameters Circuit tuning connected with controller and start-up circuit that power supply regulator circuit is controlled, between described power supply regulator circuit and output switch, be provided with protective circuit.
2. a kind of DC-DC power module according to claim 1, is characterized in that: described DC voltage input end, protection circuit, input switch, circuit for power conversion, power supply regulator circuit, treatment circuit, output switch, voltage output end connect and compose successively.
3. a kind of DC-DC power module according to claim 1, it is characterized in that: the circular ring type transformer T that described Voltage coupling device adopts input and output height to isolate, its coiling order is elementary-compole-secondary, coiling all adopts high enamel insulated wire, and magnet wire insulation intensity is not less than AC7500V; Power module control chip IC adopts high isolated controlling chip LT1105.
4. a kind of DC-DC power module according to claim 1, it is characterized in that: described power supply regulator circuit comprises two field effect transistor Q1 and Q2, transformer B1 and multiple rectification, filtering and Voltage stabilizing module, multiple rectification, filtering and Voltage stabilizing module connect with multiple second siding rings of transformer B1 respectively; The grid of Q1 and Q2 connects with controller two outputs respectively, and Q1 source electrode drains with Q2 and connects, and Q1 drain electrode connects with transformer B1 first siding ring two ends with Q2 source electrode; The power end of DC power supply drains with the tap in the middle part of first siding ring and Q1 source electrode or Q2 respectively and connects.
5. a kind of DC-DC power module according to claim 4, it is characterized in that: one end of described second siding ring exports after rectification, filtering and Voltage stabilizing module, and the voltage between the other end of rectification, filtering and Voltage stabilizing module output and second siding ring is a new direct voltage after adjustment; The Voltage Cortrol end of rectification, filtering and Voltage stabilizing module connects with its output after resistance, the output head grounding of rectification, filtering and Voltage stabilizing module; Other end ground connection after slide rheostat of described second siding ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420649194.3U CN204205957U (en) | 2014-11-04 | 2014-11-04 | A kind of DC-DC power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420649194.3U CN204205957U (en) | 2014-11-04 | 2014-11-04 | A kind of DC-DC power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204205957U true CN204205957U (en) | 2015-03-11 |
Family
ID=52663868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420649194.3U Expired - Fee Related CN204205957U (en) | 2014-11-04 | 2014-11-04 | A kind of DC-DC power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204205957U (en) |
-
2014
- 2014-11-04 CN CN201420649194.3U patent/CN204205957U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20171104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |