CN205490154U - Dc/dc converter - Google Patents
Dc/dc converter Download PDFInfo
- Publication number
- CN205490154U CN205490154U CN201620003678.XU CN201620003678U CN205490154U CN 205490154 U CN205490154 U CN 205490154U CN 201620003678 U CN201620003678 U CN 201620003678U CN 205490154 U CN205490154 U CN 205490154U
- Authority
- CN
- China
- Prior art keywords
- circuit
- main
- main transformer
- synchronous rectification
- pwm
- 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
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- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
Abstract
The utility model discloses a dc/dc converter. It includes input circuit, auxiliary electrical power source, the battery protection circuit, the PWM circuit, the main switch pipe, clamp circuit, main transformer, synchronous rectification circuit, the fault indication circuit, it can control circuit and main output circuit to make, input circuit respectively with auxiliary electrical power source, the battery protection circuit, main transformer links to each other, auxiliary electrical power source, battery protection circuit and messenger can all link to each other with the PWM circuit by control circuit, the PWM circuit is respectively through the main switch pipe, clamp circuit links to each other with main transformer, main transformer respectively with synchronous rectification circuit, the fault indication circuit links to each other, synchronous rectification circuit, the fault indication circuit all links to each other with main output circuit. The utility model discloses circuit structure is simple, and convenient to use is reliable, and overheat protection is effectual, and steady voltage control is effectual.
Description
Technical field
The utility model relates to a kind of switch power supply line structure, be specifically related to a kind of DC/DC transducer.
Background technology
Electric automobile uses battery to provide power as the energy to automobile, but the voltage of electrokinetic cell is the highest, and
The electrical equipment such as the illumination of electric automobile, sound equipment, whole-control system, are all 12V low-voltage power supplies, and it is heavy that DC/DC transducer just bears this
Appoint, it is desirable to electric current is at 40A 80A, power 500W 1000W, because electric current, power are the biggest, the effect to DC/DC transducer
Rate, reliability requirement are the highest.
Utility model content
For not enough present on prior art, this utility model purpose is to be to provide a kind of DC/DC transducer, circuit
Simple in construction, easy to use and reliable, overtemperature protection is effective, and voltage stabilizing controls effective.
To achieve these goals, this utility model is to realize by the following technical solutions: DC/DC transducer, bag
Include input circuit, accessory power supply, battery protecting circuit, pwm circuit, main switch, clamp circuit, main transformer, synchronous rectification
Circuit, failure indicating circuit, enable control circuit and main output circuit, input circuit respectively with accessory power supply, battery protection electricity
Road, main transformer are connected, and accessory power supply, battery protecting circuit and enable control circuit are all connected with pwm circuit, and pwm circuit divides
Tong Guo main switch, clamp circuit not be connected with main transformer, main transformer respectively with circuit of synchronous rectification, failure indicating circuit
Being connected, circuit of synchronous rectification, failure indicating circuit are all connected with main output circuit.
As preferably, described battery protecting circuit is also connected with controlling circuit of voltage regulation and overheating protection circuit.
The beneficial effects of the utility model: circuit structure is simple, and easy to use and reliable, overtemperature protection is effective, voltage stabilizing control
Make effective.
Accompanying drawing explanation
This utility model is described in detail below in conjunction with the accompanying drawings with detailed description of the invention；
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, below
In conjunction with detailed description of the invention, this utility model is expanded on further.
With reference to Fig. 1, this detailed description of the invention by the following technical solutions: DC/DC transducer, including input circuit 1, auxiliary
Power supply 2, battery protecting circuit 3, pwm circuit 4, main switch 5, clamp circuit 6, main transformer 7, circuit of synchronous rectification 8, fault
Indicating circuit 9, enable control circuit 10 and main output circuit 11, input circuit 1 respectively with accessory power supply 2, battery protecting circuit
3, main transformer 7 is connected, and accessory power supply 2, battery protecting circuit 3 and enable control circuit 10 are all connected with pwm circuit 4, PWM electricity
Road 4 is connected with main transformer 7 by main switch 5, clamp circuit 6 respectively, main transformer 7 respectively with circuit of synchronous rectification 8, former
Barrier indicating circuit 9 is connected, and circuit of synchronous rectification 8, failure indicating circuit 9 are all connected with main output circuit 11.
The circuit structure of the DC/DC transducer of this detailed description of the invention is simple, easy to use and reliable, overtemperature protection effect
Good, voltage stabilizing controls effective；The acceleration time can be shortened, reduce fuel consumption, and be prevented from surge voltage, surge voltage, quiet
The impact of the factors such as electricity seals in, it is ensured that the normal work of circuit, and extend the service life of circuit.
Of the present utility model ultimate principle and principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model is also
Have various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model
Claimed scope is defined by appending claims and equivalent thereof.
Claims (2)
1.DC/DC transducer, it is characterised in that include input circuit (1), accessory power supply (2), battery protecting circuit (3), PWM
Circuit (4), main switch (5), clamp circuit (6), main transformer (7), circuit of synchronous rectification (8), failure indicating circuit (9),
Enable control circuit (10) and main output circuit (11), input circuit (1) respectively with accessory power supply (2), battery protecting circuit
(3), main transformer (7) be connected, accessory power supply (2), battery protecting circuit (3) and enable control circuit (10) all and pwm circuit
(4) being connected, pwm circuit (4) is connected with main transformer (7) by main switch (5), clamp circuit (6) respectively, main transformer
(7) it is connected with circuit of synchronous rectification (8), failure indicating circuit (9) respectively, circuit of synchronous rectification (8), failure indicating circuit (9)
All it is connected with main output circuit (11).
DC/DC transducer the most according to claim 1, it is characterised in that described battery protecting circuit (1) is gone back and voltage stabilizing
Control circuit is connected with overheating protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620003678.XU CN205490154U (en) | 2016-01-06 | 2016-01-06 | Dc/dc converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620003678.XU CN205490154U (en) | 2016-01-06 | 2016-01-06 | Dc/dc converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205490154U true CN205490154U (en) | 2016-08-17 |
Family
ID=56664836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620003678.XU Expired - Fee Related CN205490154U (en) | 2016-01-06 | 2016-01-06 | Dc/dc converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205490154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953523A (en) * | 2016-01-06 | 2017-07-14 | 重庆建兴智能仪表有限责任公司 | DC/DC converters |
-
2016
- 2016-01-06 CN CN201620003678.XU patent/CN205490154U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953523A (en) * | 2016-01-06 | 2017-07-14 | 重庆建兴智能仪表有限责任公司 | DC/DC converters |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170106 |