JPS59126312U - Constant voltage power supply circuit - Google Patents
Constant voltage power supply circuitInfo
- Publication number
- JPS59126312U JPS59126312U JP1747583U JP1747583U JPS59126312U JP S59126312 U JPS59126312 U JP S59126312U JP 1747583 U JP1747583 U JP 1747583U JP 1747583 U JP1747583 U JP 1747583U JP S59126312 U JPS59126312 U JP S59126312U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- constant voltage
- voltage
- supply circuit
- setting section
- 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.)
- Pending
Links
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の定電圧電源回路を示す回路図、第２図は
本考案に係る定電圧電源回路の実施例を示す回路図であ
る。
１ニ一方の電圧設定部、２：他方の電圧設定部、３：基
準電圧入力端子、４．５＝電源電圧検出端子、・７．８
：接続点、Ｑ□：＋側電源用の演算増幅器、Ｑ２ニー側
電源用の演算増幅器、＋ＯＵＴ汁側電源側電源出力端子
ＵＴニー側電源出力端子。FIG. 1 is a circuit diagram showing a conventional constant voltage power supply circuit, and FIG. 2 is a circuit diagram showing an embodiment of the constant voltage power supply circuit according to the present invention. 1 D: One voltage setting section, 2: Other voltage setting section, 3: Reference voltage input terminal, 4.5 = Power supply voltage detection terminal, 7.8
: Connection point, Q□: Operational amplifier for + side power supply, Q2 Operational amplifier for knee side power supply, +OUT Soup side power supply side power output terminal UT knee side power output terminal.
Claims (1)
めの＋側電源用及び−側電源用の演算増幅器が備えられ
ている±２電源型定電圧電源回路であって、上記子及び
−の夫々の電源出力端間には、一方及び他方の電圧設定
部が夫々並列接続されていて、上記一方の電圧設定部は
その一端が＋側に接続されている一方の定電圧素子とこ
れに直列接続された抵抗器とからなり、上記他方の電圧
設定部はその一端が一側に接続されている他方の定電圧
素子とこれに直列接続された抵抗器とからなっており、
上記子及び−用の夫々の演算増幅器の基準電圧入力端子
側はアースに接続されていると共に、各電源電圧検出端
子側は上記各定電圧素子と各抵抗との夫々の接続点に夫
々対応して接続されていることを特徴とする定電圧電源
回路。A ±2 power supply type constant voltage power supply circuit equipped with operational amplifiers for the + side power supply and the - side power supply for detecting and comparing the voltage at the power supply output terminal and the reference voltage, One voltage setting section and the other voltage setting section are connected in parallel between the power supply output terminals, respectively, and one voltage setting section is connected in series with one constant voltage element whose one end is connected to the + side. The other voltage setting section includes the other constant voltage element, one end of which is connected to the other side, and a resistor connected in series to the other constant voltage element.
The reference voltage input terminal side of each of the operational amplifiers for above-mentioned and - is connected to ground, and each power supply voltage detection terminal side corresponds to the connection point between each of the above-mentioned constant voltage elements and each resistor, respectively. A constant voltage power supply circuit characterized in that the circuit is connected to a constant voltage power supply circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1747583U JPS59126312U (en) | 1983-02-10 | 1983-02-10 | Constant voltage power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1747583U JPS59126312U (en) | 1983-02-10 | 1983-02-10 | Constant voltage power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59126312U true JPS59126312U (en) | 1984-08-25 |
Family
ID=30148703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1747583U Pending JPS59126312U (en) | 1983-02-10 | 1983-02-10 | Constant voltage power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59126312U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02130008U (en) * | 1989-03-31 | 1990-10-26 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS526123B2 (en) * | 1972-11-21 | 1977-02-19 | ||
| JPS5311546B2 (en) * | 1975-02-17 | 1978-04-22 |
-
1983
- 1983-02-10 JP JP1747583U patent/JPS59126312U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS526123B2 (en) * | 1972-11-21 | 1977-02-19 | ||
| JPS5311546B2 (en) * | 1975-02-17 | 1978-04-22 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02130008U (en) * | 1989-03-31 | 1990-10-26 |
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