JPH039016U - - Google Patents
Info
- Publication number
- JPH039016U JPH039016U JP6733289U JP6733289U JPH039016U JP H039016 U JPH039016 U JP H039016U JP 6733289 U JP6733289 U JP 6733289U JP 6733289 U JP6733289 U JP 6733289U JP H039016 U JPH039016 U JP H039016U
- Authority
- JP
- Japan
- Prior art keywords
- regulator
- power supply
- supply device
- output side
- battery
- 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
Landscapes
- Control Of Voltage And Current In General (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
従来の回路図である。
１……バツテリ、２……レギユレータ、Ｄ２…
…ツエナーダイオード。
FIG. 1 is a circuit diagram of an embodiment of the present invention, and FIG. 2 is a conventional circuit diagram. 1... Battery, 2... Regulator, D 2 ...
...Zener diode.
Claims (1)
圧をレギユレータにより定電圧化し、マイクロコ
ンピユータ等の半導体等で構成された負荷を動作
させている自動車用の電源装置において、前記負
荷の最大定格電圧を越えた過電圧がレギユレータ
出力側に発生した時に、前記過電圧を吸収するツ
エナーダイオードをレギユレータの出力側に接続
したことを特徴とする自動車用電源装置。 In an automobile power supply device that inputs voltage from a battery, uses a regulator to make the battery voltage constant, and operates a load made of semiconductors such as a microcomputer, if the maximum rated voltage of the load is exceeded. 1. A power supply device for an automobile, characterized in that a Zener diode that absorbs overvoltage when an overvoltage occurs on the output side of the regulator is connected to the output side of the regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6733289U JPH039016U (en) | 1989-06-12 | 1989-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6733289U JPH039016U (en) | 1989-06-12 | 1989-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH039016U true JPH039016U (en) | 1991-01-29 |
Family
ID=31600812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6733289U Pending JPH039016U (en) | 1989-06-12 | 1989-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH039016U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5682917A (en) * | 1979-12-11 | 1981-07-07 | Mitsubishi Electric Corp | Constant-voltage direct-current power circuit |
| JPS57161912A (en) * | 1981-03-29 | 1982-10-05 | Fujitsu Ltd | Protection system for overvoltage |
-
1989
- 1989-06-12 JP JP6733289U patent/JPH039016U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5682917A (en) * | 1979-12-11 | 1981-07-07 | Mitsubishi Electric Corp | Constant-voltage direct-current power circuit |
| JPS57161912A (en) * | 1981-03-29 | 1982-10-05 | Fujitsu Ltd | Protection system for overvoltage |