JPS6178312U - - Google Patents
Info
- Publication number
- JPS6178312U JPS6178312U JP15973084U JP15973084U JPS6178312U JP S6178312 U JPS6178312 U JP S6178312U JP 15973084 U JP15973084 U JP 15973084U JP 15973084 U JP15973084 U JP 15973084U JP S6178312 U JPS6178312 U JP S6178312U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- power supply
- reference voltage
- stabilized
- 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
- 238000010586 diagram Methods 0.000 description 5
- 238000009499 grossing Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 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説明図、第２図は
本考案の他の実施例の説明図、第３図は本考案の
更に他の実施例の説明図、第４図は従来の定電圧
回路の典型例の説明図である。
１１，１２，２１，２２…分圧抵抗、１３，２
３，２８．３０…基準電圧、１４，２４…誤差増
幅トランジスタ、１５，２５，２９…負荷抵抗、
１６，２６…制御トランジスタ、２７，３１…ス
イツチング用のトランジスタ、３２…保護抵抗、
３３…定電圧回路、３４，３５…バイアス抵抗、
３６…ダイオード、３７…平滑抵抗、３８…平滑
コンデンサ。
Fig. 1 is an explanatory diagram of one embodiment of the present invention, Fig. 2 is an explanatory diagram of another embodiment of the present invention, Fig. 3 is an explanatory diagram of yet another embodiment of the present invention, and Fig. 4 is an explanatory diagram of a conventional embodiment. FIG. 2 is an explanatory diagram of a typical example of a constant voltage circuit. 11, 12, 21, 22...divider resistance, 13, 2
3, 28, 30... Reference voltage, 14, 24... Error amplification transistor, 15, 25, 29... Load resistance,
16, 26... Control transistor, 27, 31... Switching transistor, 32... Protection resistor,
33... Constant voltage circuit, 34, 35... Bias resistor,
36...Diode, 37...Smoothing resistor, 38...Smoothing capacitor.
Claims (1)
を用いて安定化された直流電圧を出力する電源回
路において、前記基準電圧の大きさを入力直流電
圧の大きさに対応して変化させる手段を設けたこ
とを特徴とする電源回路。 (2) 前記安定化されない入力直流電圧から基準
電圧を用いて安定化された直流電圧を出力する電
圧回路が、単一の定電圧回路を備え、前記入力直
流電圧の大きさに対応してその大きさを変化させ
る基準電圧が、前記定電圧回路の共通端子と電源
の共通端子間に設けられたことを特徴とする実用
新案登録請求の範囲第１項記載の電源回路。[Claims for Utility Model Registration] (1) In a power supply circuit that outputs a stabilized DC voltage from an unstabilized input DC voltage using a reference voltage, the magnitude of the reference voltage is adjusted to the magnitude of the input DC voltage. A power supply circuit characterized in that it is provided with means for correspondingly changing. (2) The voltage circuit that outputs a stabilized DC voltage from the unstabilized input DC voltage using a reference voltage includes a single constant voltage circuit, and the voltage circuit outputs a DC voltage stabilized using a reference voltage from the unstabilized input DC voltage. 2. The power supply circuit according to claim 1, wherein a reference voltage whose magnitude is changed is provided between a common terminal of the constant voltage circuit and a common terminal of the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15973084U JPS6178312U (en) | 1984-10-24 | 1984-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15973084U JPS6178312U (en) | 1984-10-24 | 1984-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6178312U true JPS6178312U (en) | 1986-05-26 |
Family
ID=30717677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15973084U Pending JPS6178312U (en) | 1984-10-24 | 1984-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6178312U (en) |
-
1984
- 1984-10-24 JP JP15973084U patent/JPS6178312U/ja active Pending
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