JPS63641U - - Google Patents
Info
- Publication number
- JPS63641U JPS63641U JP9304586U JP9304586U JPS63641U JP S63641 U JPS63641 U JP S63641U JP 9304586 U JP9304586 U JP 9304586U JP 9304586 U JP9304586 U JP 9304586U JP S63641 U JPS63641 U JP S63641U
- Authority
- JP
- Japan
- Prior art keywords
- load
- current
- constant
- power supply
- voltage
- 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 3
Landscapes
- Control Of Electrical Variables (AREA)
Description
第１図は、この考案の車載電源装置の一実施例
を示す回路構成図、第２，３図は、それぞれ従来
の車載電源装置の異なる例を示す回路構成図、第
４図は、第３図に示したツエナーダイオードの電
圧―電流特性を示す図である。
３……常時要通電負荷、５……バツテリ電源、
２１……車載電源装置、２２……電流制限回路、
２３……定電圧回路。
FIG. 1 is a circuit configuration diagram showing one embodiment of the vehicle-mounted power supply device of this invention, FIGS. 2 and 3 are circuit diagrams each showing different examples of the conventional vehicle-mounted power supply device, and FIG. FIG. 3 is a diagram showing voltage-current characteristics of the Zener diode shown in the figure. 3...Load that requires constant energization, 5...Battery power supply,
21... Vehicle power supply device, 22... Current limiting circuit,
23... Constant voltage circuit.
Claims (1)
リ電源により常時通電状態に保つ必要がある常時
要通電負荷と、この常時要通電負荷に供給される
負荷電流を、あらかじめ設定した定電流値に制限
する電流制御回路と、この電流制御回路に接続さ
れ、ツエナー電圧を与えるツエナー電流が前記定
電流値によつて保証されたツエナーダイオードを
有し、このツエナーダイオードによりクランプさ
れた電圧を、前記常時要通電負荷に印加して負荷
電圧を一定に保つ定電圧回路とを設けてなる車載
電源装置。 A battery power supply mounted on a vehicle, a constantly energized load that must be kept energized by this battery power supply, and a current that limits the load current supplied to this constantly energized load to a preset constant current value. a control circuit; a Zener diode connected to the current control circuit and whose Zener current that provides a Zener voltage is guaranteed by the constant current value; An on-vehicle power supply device equipped with a constant voltage circuit that maintains a constant load voltage by applying a constant voltage to the load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9304586U JPS63641U (en) | 1986-06-18 | 1986-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9304586U JPS63641U (en) | 1986-06-18 | 1986-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63641U true JPS63641U (en) | 1988-01-06 |
Family
ID=30955285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9304586U Pending JPS63641U (en) | 1986-06-18 | 1986-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215333A (en) * | 1995-02-17 | 1996-08-27 | Nohmi Bosai Ltd | Engine room fire extinguishing appliance |
-
1986
- 1986-06-18 JP JP9304586U patent/JPS63641U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215333A (en) * | 1995-02-17 | 1996-08-27 | Nohmi Bosai Ltd | Engine room fire extinguishing appliance |