JPS63113328U - - Google Patents
Info
- Publication number
- JPS63113328U JPS63113328U JP407587U JP407587U JPS63113328U JP S63113328 U JPS63113328 U JP S63113328U JP 407587 U JP407587 U JP 407587U JP 407587 U JP407587 U JP 407587U JP S63113328 U JPS63113328 U JP S63113328U
- Authority
- JP
- Japan
- Prior art keywords
- switching circuit
- power
- load
- input terminal
- resistor
- 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
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Protection Of Static Devices (AREA)
Description
第1図は、本考案による電源回路の回路図、第
2図は従来の電源回路の回路図である。
図において、1はマイクロコンピユータ、2は
電源スイツチ、4はカセツト挿入スイツチ、5は
電源スイツチング回路、6はラジオ、6はテープ
レコーダ、8は増幅器、9はスピーカ、Q1,Q
2はトランジスタ、Rは抵抗、Dはダイオード、
lは電源供給ラインである。
FIG. 1 is a circuit diagram of a power supply circuit according to the present invention, and FIG. 2 is a circuit diagram of a conventional power supply circuit. In the figure, 1 is a microcomputer, 2 is a power switch, 4 is a cassette insertion switch, 5 is a power switching circuit, 6 is a radio, 6 is a tape recorder, 8 is an amplifier, 9 is a speaker, Q1, Q
2 is a transistor, R is a resistor, D is a diode,
1 is a power supply line.
Claims (1)
スイツチング素子で構成された電源スイツチング
回路と、該電源スイツチング回路と負荷との間に
挿入された抵抗と、該抵抗の出力端と前記電源ス
イツチング回路の制御信号入力端との間に挿入さ
れたダイオードとを備えたことを特徴とする電源
回路。 A power switching circuit configured with a semiconductor switching element that supplies power to a load in response to a control signal, a resistor inserted between the power switching circuit and the load, and control of the output end of the resistor and the power switching circuit. A power supply circuit comprising: a diode inserted between a signal input terminal and a signal input terminal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP407587U JPS63113328U (en) | 1987-01-13 | 1987-01-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP407587U JPS63113328U (en) | 1987-01-13 | 1987-01-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63113328U true JPS63113328U (en) | 1988-07-21 |
Family
ID=30784416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP407587U Pending JPS63113328U (en) | 1987-01-13 | 1987-01-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63113328U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010287196A (en) * | 2009-06-12 | 2010-12-24 | Pixela Corp | Power supply protection circuit |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5064749A (en) * | 1973-10-12 | 1975-06-02 | ||
JPS57121321A (en) * | 1981-01-21 | 1982-07-28 | Yamatake Honeywell Co Ltd | Open collector output type digital circuit |
JPS58130726A (en) * | 1982-01-26 | 1983-08-04 | シ−メンス・アクチエンゲゼルシヤフト | Circuit for protecting power transistor |
JPS621430B2 (en) * | 1979-03-22 | 1987-01-13 | Asahi Chemical Ind |
-
1987
- 1987-01-13 JP JP407587U patent/JPS63113328U/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5064749A (en) * | 1973-10-12 | 1975-06-02 | ||
JPS621430B2 (en) * | 1979-03-22 | 1987-01-13 | Asahi Chemical Ind | |
JPS57121321A (en) * | 1981-01-21 | 1982-07-28 | Yamatake Honeywell Co Ltd | Open collector output type digital circuit |
JPS58130726A (en) * | 1982-01-26 | 1983-08-04 | シ−メンス・アクチエンゲゼルシヤフト | Circuit for protecting power transistor |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010287196A (en) * | 2009-06-12 | 2010-12-24 | Pixela Corp | Power supply protection circuit |
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