JPS63135407U - - Google Patents
Info
- Publication number
- JPS63135407U JPS63135407U JP2505987U JP2505987U JPS63135407U JP S63135407 U JPS63135407 U JP S63135407U JP 2505987 U JP2505987 U JP 2505987U JP 2505987 U JP2505987 U JP 2505987U JP S63135407 U JPS63135407 U JP S63135407U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- detection
- voltage
- resistor
- boost
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
第１図は本考案の一実施例の電源回路を示す接
続図、第２図は従来の電源回路を示す接続図であ
る。
８……過電流保護回路、９……制御回路、１０
……過電圧防止回路、１１……負荷、１２，１３
……分圧抵抗、１４……検出抵抗回路、１５……
誤差増幅回路、１６……基準電圧源、４１……ブ
ースト抵抗挿入回路、４２……電源出力遮断用ス
イツチ、４４……ブースト抵抗、Ｑ１，Ｑ２，Ｑ
３……トランジスタ。
FIG. 1 is a connection diagram showing a power supply circuit according to an embodiment of the present invention, and FIG. 2 is a connection diagram showing a conventional power supply circuit. 8... Overcurrent protection circuit, 9... Control circuit, 10
...Overvoltage prevention circuit, 11...Load, 12, 13
...Voltage dividing resistor, 14...Detection resistor circuit, 15...
Error amplifier circuit, 16...Reference voltage source, 41...Boost resistor insertion circuit, 42...Power output cutoff switch, 44...Boost resistor, Q1, Q2, Q
3...Transistor.
Claims (1)
抵抗回路と、 上記検出抵抗回路から得られる上記検出電圧を
基準電圧と比較して誤差出力を得る誤差増幅回路
と、 上記誤差増幅回路から得られる上記誤差出力に
よつて制御され、上記負荷に供給すべき主電流を
制御する安定化制御素子と を有する電源回路において、 上記検出抵抗回路にブースト抵抗挿入回路を介
挿し、当該ブースト抵抗挿入回路に挿入したブー
スト抵抗の抵抗値に対応するブースト電圧分だけ
上記負荷の両端電圧を上昇させるようにした ことを特徴とする電源回路。[Claims for Utility Model Registration] A detection resistor circuit that obtains a detection voltage corresponding to the voltage across the load; an error amplification circuit that compares the detection voltage obtained from the detection resistance circuit with a reference voltage and obtains an error output; and a stabilizing control element that is controlled by the error output obtained from the error amplifier circuit and controls the main current to be supplied to the load, wherein a boost resistor insertion circuit is inserted in the detection resistor circuit. , a power supply circuit characterized in that the voltage across the load is increased by a boost voltage corresponding to the resistance value of the boost resistor inserted in the boost resistor insertion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2505987U JPH0530176Y2 (en) | 1987-02-23 | 1987-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2505987U JPH0530176Y2 (en) | 1987-02-23 | 1987-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63135407U true JPS63135407U (en) | 1988-09-06 |
| JPH0530176Y2 JPH0530176Y2 (en) | 1993-08-02 |
Family
ID=30824856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2505987U Expired - Lifetime JPH0530176Y2 (en) | 1987-02-23 | 1987-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0530176Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006311646A (en) * | 2005-04-26 | 2006-11-09 | Ricoh Co Ltd | Switching regulator |
-
1987
- 1987-02-23 JP JP2505987U patent/JPH0530176Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006311646A (en) * | 2005-04-26 | 2006-11-09 | Ricoh Co Ltd | Switching regulator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0530176Y2 (en) | 1993-08-02 |