CN203025595U - Output voltage regulating circuit - Google Patents
Output voltage regulating circuit Download PDFInfo
- Publication number
- CN203025595U CN203025595U CN 201220723568 CN201220723568U CN203025595U CN 203025595 U CN203025595 U CN 203025595U CN 201220723568 CN201220723568 CN 201220723568 CN 201220723568 U CN201220723568 U CN 201220723568U CN 203025595 U CN203025595 U CN 203025595U
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- China
- Prior art keywords
- output voltage
- resistance
- regulating circuit
- utility
- model
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- 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.)
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Abstract
The utility model discloses an output voltage regulating circuit. The output voltage regulating circuit comprises an input end, a resistor, a sliding resistor and an output end, wherein the input end is connected with the resistor, the resistor and the sliding resistor are in series connection, the sliding resistor is connected with the output end. According to the output voltage regulating circuit, an output voltage can be adjusted optionally, so that the output voltage required by a user can be achieved.
Description
Technical field
The utility model relates to a kind of regulating circuit, particularly relates to a kind of output voltage regulation circuit.
Background technology
When output voltage uses at different user, do not reach customer requirements, and the user can not adjust arbitrarily, easily like this can burn circuit, the user can not control output voltage.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of output voltage regulation circuit, and it can arbitrarily adjust output voltage, reaches the required output voltage of user.
The utility model solves above-mentioned technical matters by following technical proposals: a kind of output voltage regulation circuit, it is characterized in that, it comprises input end, resistance, swept resistance, output terminal, described input end is connected with described resistance, described resistance is connected with described swept resistance, and described swept resistance is connected with described output terminal.
Preferably, described resistance is current-limiting resistance, and the resistance value of resistance is 10k ohm, and the maximal value of described swept resistance is 2k ohm.
Positive progressive effect of the present utility model is: the utility model output voltage regulation circuit can arbitrarily be adjusted output voltage, reaches the required output voltage of user.
Description of drawings
Fig. 1 is the schematic diagram of a kind of output voltage regulation circuit of the utility model.
Embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.
As shown in Figure 1, a kind of output voltage regulation circuit of the utility model comprises input end Vi, resistance R 2, swept resistance R1, output end vo, and input end Vi is connected with resistance R 2, and resistance R 2 is connected with swept resistance R1, and swept resistance R1 is connected with output end vo.Resistance R 2 is current-limiting resistance, and the resistance value of resistance R 2 is 10k ohm.The maximal value of swept resistance R1 is 2k ohm.
A kind of output voltage regulation circuit of the utility model can arbitrarily be adjusted output voltage, reaches the required output voltage of user, and the voltage max of output or minimum value so just can not burnt circuit also at 4.75V to 5.25V.
Those skilled in the art can carry out various remodeling and change to the utility model.Therefore, the utility model has covered various remodeling and the change in the scope that falls into appending claims and equivalent thereof.
Claims (2)
1. an output voltage regulation circuit, is characterized in that, it comprises input end, resistance, swept resistance, output terminal, and described input end is connected with described resistance, and described resistance is connected with described swept resistance, and described swept resistance is connected with described output terminal.
2. a kind of output voltage regulation circuit as claimed in claim 1, is characterized in that, described resistance is current-limiting resistance, and the resistance value of resistance is 10k ohm, and the maximal value of described swept resistance is 2k ohm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723568 CN203025595U (en) | 2012-12-25 | 2012-12-25 | Output voltage regulating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723568 CN203025595U (en) | 2012-12-25 | 2012-12-25 | Output voltage regulating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203025595U true CN203025595U (en) | 2013-06-26 |
Family
ID=48649565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220723568 Expired - Fee Related CN203025595U (en) | 2012-12-25 | 2012-12-25 | Output voltage regulating circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203025595U (en) |
-
2012
- 2012-12-25 CN CN 201220723568 patent/CN203025595U/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: 20130626 Termination date: 20141225 |
|
| EXPY | Termination of patent right or utility model |