CN205070827U - Folding bed power supply rectifier circuit - Google Patents
Folding bed power supply rectifier circuit Download PDFInfo
- Publication number
- CN205070827U CN205070827U CN201520803075.3U CN201520803075U CN205070827U CN 205070827 U CN205070827 U CN 205070827U CN 201520803075 U CN201520803075 U CN 201520803075U CN 205070827 U CN205070827 U CN 205070827U
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- CN
- China
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- field effect
- effect transistor
- power supply
- folding bed
- bed power
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Abstract
The utility model belongs to the technical field of electronic circuit, especially, relate to a folding bed power supply rectifier circuit, input J1, field effect transistor Q1, field effect transistor Q2, field effect transistor Q3, electric capacity C1, diode D1, resistance R1, electric capacity C2, inductance L1, output J2. The utility model discloses a 3 folding bed power supply rectifier circuit is constituteed to individual stabilivolt, and folding bed power supply rectifier circuit's switching speed depends on the stabilivolt, compares traditional diode, switches on fast stability and good reliability, simplified original folding bed power supply rectifier circuit, the design is simple, and used components and parts adopt the general -purpose device, and greatly reduced manufacturing cost is changed in the maintenance of being convenient for, resistance R1 provides the route for compound pipe opposition penetrating current, and is out of control when preventing the temperature rising, and then improves holistic life, simple structure, used each components and parts are small in quantity, with low costs, the holistic manufacturing cost of greatly reduced, its range of application is wide.
Description
Technical field
The utility model belongs to electronic circuit technology field, particularly relates to a kind of folding bed power supply rectification circuit.
Background technology
At present, the power supply of folding bed adopts the direct current that is converted to of three-phase alternating current.Often organizing in single phase alternating current (A.C.) electric power system, first through respective rectification circuit, single-phase AC voltage is converted to direct voltage.
But traditional folding bed power supply rectification circuit is using the monopole type FET(FieldEffectTransistor as normal open element) and diode carry out grid-the moon and be formed by connecting.The switching speed of this folding bed power supply rectification circuit depends on diode, and component pressure ability depends on FET.When this folding bed power supply rectification circuit is used for the fly-wheel diode of the Switching Power Supply of such as carrying out high speed motion, there is the situation making this diode current flow slow because of electric capacity parasitic between the gate-source of FET.
Summary of the invention
The utility model provides a kind of folding bed power supply rectification circuit, to solve existing folding bed power supply rectification circuit in above-mentioned background technology, the problem that conducting is slow.
The technical problem that the utility model solves realizes by the following technical solutions: the utility model provides a kind of folding bed power supply rectification circuit, it is characterized in that: comprise input J1, field effect transistor Q1, field effect transistor Q2, field effect transistor Q3, electric capacity C1, diode D1, resistance R1, electric capacity C2, inductance L 1, output J2, the pin 1 of described input J1 connects the negative electrode of diode D1, one end of electric capacity C1, its pin 2 connects the G pole of field effect transistor Q1, the D pole of described field effect transistor Q1 connects the D pole of field effect transistor Q3, the pin 1 of output J2, its S pole connects the other end of electric capacity C1, one end of resistance R1, the S pole of field effect transistor Q2, the D pole of described field effect transistor Q2 connects the anode of diode D1, its G pole connects one end of inductance L 1, one end of another termination capacitor C2 of described resistance R1, the other end of another termination inductance L 1 of described electric capacity C2, the G pole of field effect transistor Q3, the S pole of described field effect transistor Q3 connects the pin 2 of output J2.
Described field effect transistor Q1 selects the transistor of N road ditch type.
Described field effect transistor Q2 selects the transistor of N road ditch type.
Described field effect transistor Q3 selects the transistor of P road ditch type.
The beneficial effects of the utility model are:
1, the utility model adopts 3 voltage-stabiliser tube composition folding bed power supply rectification circuits, and the switching speed of folding bed power supply rectification circuit depends on voltage-stabiliser tube, compares conventional diode, and conducting is quick, stability and good reliability.
2, the utility model simplifies original folding bed power supply rectification circuit, simplicity of design, and components and parts used adopt general-purpose device, are convenient to maintain and replace, greatly reduce manufacturing cost.
3, the resistance R1 in the utility model provides path for the anti-phase penetrating current of multiple tube, out of control when preventing temperature from raising, and then improves overall useful life.
4, the utility model structure is simple, and each component number used is few, cost is low, greatly reduces overall manufacturing cost, its applied range.
Accompanying drawing explanation
Fig. 1 circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment:
As shown in Figure 1, the present embodiment comprises: input J1, field effect transistor Q1, field effect transistor Q2, field effect transistor Q3, electric capacity C1, diode D1, resistance R1, electric capacity C2, inductance L 1, output J2, the pin 1 of described input J1 connects the negative electrode of diode D1, one end of electric capacity C1, its pin 2 connects the G pole of field effect transistor Q1, the D pole of described field effect transistor Q1 connects the D pole of field effect transistor Q3, the pin 1 of output J2, its S pole connects the other end of electric capacity C1, one end of resistance R1, the S pole of field effect transistor Q2, the D pole of described field effect transistor Q2 connects the anode of diode D1, its G pole connects one end of inductance L 1, one end of another termination capacitor C2 of described resistance R1, the other end of another termination inductance L 1 of described electric capacity C2, the G pole of field effect transistor Q3, the S pole of described field effect transistor Q3 connects the pin 2 of output J2.
Described field effect transistor Q1 selects the transistor of N road ditch type.
Described field effect transistor Q2 selects the transistor of N road ditch type.
Described field effect transistor Q3 selects the transistor of P road ditch type.
The utility model adopts 3 voltage-stabiliser tube composition folding bed power supply rectification circuits, and the switching speed of folding bed power supply rectification circuit depends on voltage-stabiliser tube, compares conventional diode, and conducting is quick, stability and good reliability; Simplify original folding bed power supply rectification circuit, simplicity of design, components and parts used adopt general-purpose device, are convenient to maintain and replace, greatly reduce manufacturing cost; Resistance R1 provides path for the anti-phase penetrating current of multiple tube, out of control when preventing temperature from raising, and then improves overall useful life; Structure is simple, and each component number used is few, cost is low, greatly reduces overall manufacturing cost, its applied range.
Utilize the technical solution of the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection range of the present utility model.
Claims (4)
1. a folding bed power supply rectification circuit, it is characterized in that: comprise input J1, field effect transistor Q1, field effect transistor Q2, field effect transistor Q3, electric capacity C1, diode D1, resistance R1, electric capacity C2, inductance L 1, output J2, the pin 1 of described input J1 connects the negative electrode of diode D1, one end of electric capacity C1, its pin 2 connects the G pole of field effect transistor Q1, the D pole of described field effect transistor Q1 connects the D pole of field effect transistor Q3, the pin 1 of output J2, its S pole connects the other end of electric capacity C1, one end of resistance R1, the S pole of field effect transistor Q2, the D pole of described field effect transistor Q2 connects the anode of diode D1, its G pole connects one end of inductance L 1, one end of another termination capacitor C2 of described resistance R1, the other end of another termination inductance L 1 of described electric capacity C2, the G pole of field effect transistor Q3, the S pole of described field effect transistor Q3 connects the pin 2 of output J2.
2. a kind of folding bed power supply rectification circuit according to claim 1, is characterized in that: described field effect transistor Q1 selects the transistor of N road ditch type.
3. a kind of folding bed power supply rectification circuit according to claim 1, is characterized in that: described field effect transistor Q2 selects the transistor of N road ditch type.
4. a kind of folding bed power supply rectification circuit according to claim 1, is characterized in that: described field effect transistor Q3 selects the transistor of P road ditch type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520803075.3U CN205070827U (en) | 2015-10-16 | 2015-10-16 | Folding bed power supply rectifier circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520803075.3U CN205070827U (en) | 2015-10-16 | 2015-10-16 | Folding bed power supply rectifier circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205070827U true CN205070827U (en) | 2016-03-02 |
Family
ID=55397328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520803075.3U Expired - Fee Related CN205070827U (en) | 2015-10-16 | 2015-10-16 | Folding bed power supply rectifier circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205070827U (en) |
-
2015
- 2015-10-16 CN CN201520803075.3U patent/CN205070827U/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: 20160302 Termination date: 20171016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |