JPS59177268U - power supply circuit - Google Patents
power supply circuitInfo
- Publication number
- JPS59177268U JPS59177268U JP6986683U JP6986683U JPS59177268U JP S59177268 U JPS59177268 U JP S59177268U JP 6986683 U JP6986683 U JP 6986683U JP 6986683 U JP6986683 U JP 6986683U JP S59177268 U JPS59177268 U JP S59177268U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply circuit
- resistors
- connection point
- transistor
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の電源供給回路の一余を示す図であり、第
2図は本考案になる電源供給回路の一実施例を示す図で
ある。
10・・・コントロール信号入力端子、11・・・カメ
ラ電源供給端子、12・・・他の回路への電源供給端子
、Q3. Q4. Q5・・・トランジスタ、R5乃至
Rlo・・・抵抗。FIG. 1 is a diagram showing the remainder of a conventional power supply circuit, and FIG. 2 is a diagram showing an embodiment of the power supply circuit according to the present invention. 10... Control signal input terminal, 11... Camera power supply terminal, 12... Power supply terminal to other circuits, Q3. Q4. Q5...transistor, R5 to Rlo...resistance.
Claims (1)
と、この入力端への信号の印加によりONとなるトラン
ジスタと、このトランジスタと電源間に設けられた直列
接続の第1、第2、第3、第4の抵抗と、ベースが第1
及び第2の抵抗の接続点に接続され、エミッタが第2及
び第3の抵抗の接続点に接続された第1のPNPトラン
ジスタと、ベースが第3及び第4の抵抗の接続点に接続
され、エミッタが電源に接続された第2のPNPトラン
ジスタとを具備し、第1第、2PNPトランジスタのコ
レクタより必要な電源を供給するようにしたことを特徴
とする電源供給回路。an input terminal into which a signal for controlling the supply of power is input; a transistor that is turned ON by application of a signal to this input terminal; and first, second, and second transistors connected in series between the transistor and the power supply. the third and fourth resistors, and the base is the first
and a first PNP transistor connected to the connection point of the second resistor, the emitter of which is connected to the connection point of the second and third resistors, and the base of which is connected to the connection point of the third and fourth resistors. and a second PNP transistor whose emitter is connected to a power supply, and the necessary power is supplied from the collectors of the first and second PNP transistors.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6986683U JPS59177268U (en) | 1983-05-12 | 1983-05-12 | power supply circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6986683U JPS59177268U (en) | 1983-05-12 | 1983-05-12 | power supply circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59177268U true JPS59177268U (en) | 1984-11-27 |
Family
ID=30200013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6986683U Pending JPS59177268U (en) | 1983-05-12 | 1983-05-12 | power supply circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59177268U (en) |
-
1983
- 1983-05-12 JP JP6986683U patent/JPS59177268U/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS59177268U (en) | power supply circuit | |
JPS5933332U (en) | amplifier circuit | |
JPS58193794U (en) | motor drive circuit | |
JPS5866712U (en) | Muting circuit | |
JPS5939541U (en) | power switch circuit | |
JPS582018U (en) | power circuit | |
JPS6137631U (en) | interface circuit | |
JPS5859295U (en) | Control current reduction circuit for automatic speaker switching | |
JPS601085U (en) | video amplification circuit | |
JPS60184312U (en) | operational amplifier circuit | |
JPS6020638U (en) | Matrix input circuit | |
JPS59195818U (en) | temperature compensation circuit | |
JPS58141615U (en) | gain control circuit | |
JPS59132292U (en) | speaker protection circuit | |
JPS6039127U (en) | power circuit | |
JPS5832509U (en) | constant voltage circuit | |
JPS6232639U (en) | ||
JPS586465U (en) | sink tip clamp circuit | |
JPS60100835U (en) | interface circuit | |
JPS5857289U (en) | switching regulator | |
JPS5811330U (en) | Waveform shaping circuit | |
JPS6071944U (en) | Output terminal control circuit | |
JPS5984910U (en) | Muting signal generation circuit | |
JPS5854137U (en) | Binary conversion circuit | |
JPS59132272U (en) | subscriber circuit |