JPS6348342U - - Google Patents
Info
- Publication number
- JPS6348342U JPS6348342U JP14211486U JP14211486U JPS6348342U JP S6348342 U JPS6348342 U JP S6348342U JP 14211486 U JP14211486 U JP 14211486U JP 14211486 U JP14211486 U JP 14211486U JP S6348342 U JPS6348342 U JP S6348342U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- auxiliary power
- power supply
- detector
- predetermined
- 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 6
- 238000010586 diagram Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Stand-By Power Supply Arrangements (AREA)
- Measurement Of Current Or Voltage (AREA)
- Power Sources (AREA)
Description
第１，２図は本考案の補助電源の電圧検出装置
の一実施例を示す図であり、第１図はその補助電
源の電圧検出装置の回路図、第２図はその補助電
源の電圧検出装置を適用したパーソナルワードプ
ロセツサのブロツク図である。第３図は従来の補
助電源の電圧検出装置の回路図である。第４図は
電圧検出器の回路図である。
１……主電源、２……補助電源、３……メモリ
、４……電圧検出器、５……電圧変換手段、１１
……基準電圧回路、２１……電圧検出装置、３１
……駆動手段。
Figures 1 and 2 are diagrams showing an embodiment of the voltage detection device for the auxiliary power supply of the present invention. Figure 1 is a circuit diagram of the voltage detection device for the auxiliary power supply, and Figure 2 is the voltage detection device for the auxiliary power supply. 1 is a block diagram of a personal word processor to which the device is applied; FIG. FIG. 3 is a circuit diagram of a conventional auxiliary power supply voltage detection device. FIG. 4 is a circuit diagram of the voltage detector. DESCRIPTION OF SYMBOLS 1... Main power supply, 2... Auxiliary power supply, 3... Memory, 4... Voltage detector, 5... Voltage conversion means, 11
... Reference voltage circuit, 21 ... Voltage detection device, 31
...driving means.
Claims (1)
助電源電圧が基準電圧より高いとき補助電源によ
り所定のハイレベル信号を出力する電圧検出器と
、該電圧検出器の出力を所定の電圧値に電圧変換
する電圧変換手段と、を備えた補助電源の電圧検
出装置において、前記電圧検出器の出力がハイレ
ベル信号のときＯＦＦとなるトランジスタを有し
、該トランジスタのＯＮ／ＯＦＦにより前記電圧
変換手段を駆動する駆動手段を設けたことを特徴
とする補助電源の電圧検出装置。 A voltage detector that compares the voltage of the auxiliary power supply with a predetermined reference voltage and outputs a predetermined high level signal by the auxiliary power supply when the auxiliary power supply voltage is higher than the reference voltage, and sets the output of the voltage detector to a predetermined voltage value. A voltage detecting device for an auxiliary power supply, comprising: a voltage converting means for converting a voltage; the voltage detecting device has a transistor that turns OFF when the output of the voltage detector is a high level signal, and the voltage converting means 1. A voltage detection device for an auxiliary power source, comprising a driving means for driving the auxiliary power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14211486U JPS6348342U (en) | 1986-09-17 | 1986-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14211486U JPS6348342U (en) | 1986-09-17 | 1986-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6348342U true JPS6348342U (en) | 1988-04-01 |
Family
ID=31050534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14211486U Pending JPS6348342U (en) | 1986-09-17 | 1986-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6348342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003520965A (en) * | 2000-01-19 | 2003-07-08 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Voltage level detection circuit |
-
1986
- 1986-09-17 JP JP14211486U patent/JPS6348342U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003520965A (en) * | 2000-01-19 | 2003-07-08 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Voltage level detection circuit |