JPH0466610U - - Google Patents
Info
- Publication number
- JPH0466610U JPH0466610U JP10454790U JP10454790U JPH0466610U JP H0466610 U JPH0466610 U JP H0466610U JP 10454790 U JP10454790 U JP 10454790U JP 10454790 U JP10454790 U JP 10454790U JP H0466610 U JPH0466610 U JP H0466610U
- Authority
- JP
- Japan
- Prior art keywords
- output voltage
- circuit
- power supply
- stabilized power
- signal
- 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.)
- Granted
Links
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
第１図は正電圧を供給する実施例の直流安定化
電源の回路図、第２図はエンハンスメント型Ｐチ
ヤンネルＭＯＳＦＥＴ（Ｔｒ１）の特性曲線を示
す図、第３図は負電圧を供給する実施例の直流安
定化電源の回路図、第４図はエンハンスメント型
ＮチヤンネルＭＯＳＦＥＴ（Ｔｒ１０１）の特性
曲線を示す図、第５図は従来の過電流保護機能を
有しない直流安定化電源のブロツク図、第６図は
従来の過電流保護回路を備えた直流安定化電源の
ブロツク図である。
図において、１は制御回路、２は出力電圧検出
回路、３は基準電圧回路、４は電圧比較回路、５
は増幅回路、６は誤差増幅回路、７，８は保護回
路である。
Figure 1 is a circuit diagram of an example DC stabilized power supply that supplies a positive voltage, Figure 2 is a diagram showing the characteristic curve of an enhancement type P-channel MOSFET (T r 1), and Figure 3 is a diagram that supplies a negative voltage. The circuit diagram of the DC stabilized power supply of the example, Figure 4 is a diagram showing the characteristic curve of the enhancement type N-channel MOSFET (T r 101), and Figure 5 is the diagram of the conventional DC stabilized power supply without overcurrent protection function. FIG. 6 is a block diagram of a DC stabilized power supply equipped with a conventional overcurrent protection circuit. In the figure, 1 is a control circuit, 2 is an output voltage detection circuit, 3 is a reference voltage circuit, 4 is a voltage comparison circuit, and 5
is an amplifier circuit, 6 is an error amplification circuit, and 7 and 8 are protection circuits.
Claims (1)
と、 前記出力電圧に基づく帰還信号と基準電圧とを
比較してその誤差信号を増幅するとともに前記出
力電圧が一定となるような制御信号を形成する誤
差増幅回路と、 前記誤差増幅回路の制御信号を前記制御回路に
流れる所定電流に相当するレベルでクランプする
保護回路とを備えたことを特徴とする直流安定化
電源。[Claims for Utility Model Registration] A control circuit that controls an output voltage according to a control signal, and a control circuit that compares a feedback signal based on the output voltage with a reference voltage, amplifies the error signal, and maintains the output voltage constant. A DC stabilized power supply comprising: an error amplification circuit that forms a control signal such that .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990104547U JP2557478Y2 (en) | 1990-10-05 | 1990-10-05 | DC stabilized power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990104547U JP2557478Y2 (en) | 1990-10-05 | 1990-10-05 | DC stabilized power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0466610U true JPH0466610U (en) | 1992-06-12 |
| JP2557478Y2 JP2557478Y2 (en) | 1997-12-10 |
Family
ID=31849870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990104547U Expired - Lifetime JP2557478Y2 (en) | 1990-10-05 | 1990-10-05 | DC stabilized power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2557478Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000115987A (en) * | 1998-10-06 | 2000-04-21 | New Japan Radio Co Ltd | Short circuit protective circuit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123518U (en) * | 1981-01-26 | 1982-08-02 |
-
1990
- 1990-10-05 JP JP1990104547U patent/JP2557478Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123518U (en) * | 1981-01-26 | 1982-08-02 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000115987A (en) * | 1998-10-06 | 2000-04-21 | New Japan Radio Co Ltd | Short circuit protective circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2557478Y2 (en) | 1997-12-10 |
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