JPH0425438U - - Google Patents
Info
- Publication number
- JPH0425438U JPH0425438U JP6453590U JP6453590U JPH0425438U JP H0425438 U JPH0425438 U JP H0425438U JP 6453590 U JP6453590 U JP 6453590U JP 6453590 U JP6453590 U JP 6453590U JP H0425438 U JPH0425438 U JP H0425438U
- Authority
- JP
- Japan
- Prior art keywords
- electronic device
- switching
- battery voltage
- voltage
- operating
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Description
図は本考案の電子機器の電源回路のブロツク図
である。
主な図番の説明、１……電池、２……第１電子
機器、３……第１スイツチングトランジスタ、４
……第２電子機器、５……第２スイツチングトラ
ンジスタ、６……電圧検出手段、１１……制御回
路。
The figure is a block diagram of a power supply circuit for an electronic device according to the present invention. Explanation of main figure numbers, 1... Battery, 2... First electronic device, 3... First switching transistor, 4
... second electronic device, 5 ... second switching transistor, 6 ... voltage detection means, 11 ... control circuit.
Claims (1)
電子機器より低圧の前記電池電圧で動作可能な第
２電子機器と、前記各第１、第２電子機器を動作
状態に切換える切換手段と、前記電池電圧を検出
する電圧検出手段と、該電圧検出手段で検出され
た信号にて制御され前記切換手段を切換える制御
回路とを備え、第１電子機器を動作しているとき
に、電圧検出手段にて電池電圧が第１電子機器の
動作電圧以下になつたのが検出されると、制御回
路にて前記切換手段を制御し、第１電子機器を不
動作にし第２電子機器を動作させることを特徴と
する電子機器の電源回路。 a first electronic device operated by battery voltage;
a second electronic device operable with the battery voltage lower than that of the electronic device; switching means for switching each of the first and second electronic devices to an operating state; voltage detection means for detecting the battery voltage; and a control circuit for switching the switching means controlled by a signal detected by the means, wherein when the first electronic device is operating, the battery voltage is lowered below the operating voltage of the first electronic device by the voltage detection means. 1. A power supply circuit for an electronic device, characterized in that when summer is detected, the control circuit controls the switching means to disable the first electronic device and operate the second electronic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6453590U JPH0425438U (en) | 1990-06-18 | 1990-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6453590U JPH0425438U (en) | 1990-06-18 | 1990-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0425438U true JPH0425438U (en) | 1992-02-28 |
Family
ID=31595571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6453590U Pending JPH0425438U (en) | 1990-06-18 | 1990-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425438U (en) |
-
1990
- 1990-06-18 JP JP6453590U patent/JPH0425438U/ja active Pending
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