JPH0222034U - - Google Patents
Info
- Publication number
- JPH0222034U JPH0222034U JP10068788U JP10068788U JPH0222034U JP H0222034 U JPH0222034 U JP H0222034U JP 10068788 U JP10068788 U JP 10068788U JP 10068788 U JP10068788 U JP 10068788U JP H0222034 U JPH0222034 U JP H0222034U
- Authority
- JP
- Japan
- Prior art keywords
- power
- battery
- backup device
- circuit
- charging circuit
- 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 3
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Description
第１図はこの考案の実施例を示す回路図、第２
図は動作を示すフローチヤート、第３図は従来例
を示す回路図である。
１……電源部、２，３……出力線、４……電断
検出線、５……出力線、６……充電制御線、７…
…コンパレータ、８……検出出力線、Ｄ２，Ｄ３
……ダイオード、Ｄ４……ツエナーダイオード、
Ｅ１……バツテリ、Ｒ１，Ｒ２……抵抗、Ｔｒ１
，Ｔｒ２……トランジスタ。
Figure 1 is a circuit diagram showing an embodiment of this invention, Figure 2 is a circuit diagram showing an embodiment of this invention.
The figure is a flowchart showing the operation, and FIG. 3 is a circuit diagram showing a conventional example. 1...Power supply section, 2, 3...Output line, 4...Power failure detection line, 5...Output line, 6...Charging control line, 7...
...Comparator, 8...Detection output line, D2, D3
... Diode, D4 ... Zener diode,
E1...Battery, R1, R2...Resistance, Tr1
, Tr2...transistor.
Claims (1)
時に充電する充電回路を有する電源バツクアツプ
装置において、 復電時に上記バツテリの出力が所定の電圧以下
であることを検出する電圧検出回路と、 非停電時に上記充電回路への電力供給を制御す
るスイツチ回路と、 を備えたことを特徴とする電源バツクアツプ装
置。[Scope of Claim for Utility Model Registration] In a power backup device having a rechargeable battery and a charging circuit that charges the battery during non-power outages, a voltage that detects that the output of the battery is below a predetermined voltage when power is restored. A power backup device comprising: a detection circuit; and a switch circuit that controls power supply to the charging circuit in the event of a non-power outage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10068788U JPH0222034U (en) | 1988-07-29 | 1988-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10068788U JPH0222034U (en) | 1988-07-29 | 1988-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0222034U true JPH0222034U (en) | 1990-02-14 |
Family
ID=31328987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10068788U Pending JPH0222034U (en) | 1988-07-29 | 1988-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0222034U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6048329B2 (en) * | 1976-01-29 | 1985-10-26 | 横浜ゴム株式会社 | Tire component supply device |
-
1988
- 1988-07-29 JP JP10068788U patent/JPH0222034U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6048329B2 (en) * | 1976-01-29 | 1985-10-26 | 横浜ゴム株式会社 | Tire component supply device |