JPS6146621U - Memory backup power supply - Google Patents
Memory backup power supplyInfo
- Publication number
- JPS6146621U JPS6146621U JP13113084U JP13113084U JPS6146621U JP S6146621 U JPS6146621 U JP S6146621U JP 13113084 U JP13113084 U JP 13113084U JP 13113084 U JP13113084 U JP 13113084U JP S6146621 U JPS6146621 U JP S6146621U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- backup power
- memory backup
- circuit
- control unit
- 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.)
- Granted
Links
Landscapes
- Power Sources (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案のメモリバックアップ電源装置の回路例
、第2図は本考案の実施回路例、第3図は従来のメモリ
六ツクアツプ電源回路例である。
1, 2. 6・・・ダイオード、3・・・電池、4
・・・電流制限器、5, 7. 8・・・抵抗器。FIG. 1 shows a circuit example of a memory backup power supply device of the present invention, FIG. 2 shows an example of an implementation circuit of the present invention, and FIG. 3 shows an example of a conventional memory six-up power supply circuit. 1, 2. 6...Diode, 3...Battery, 4
...Current limiter, 5, 7. 8...Resistor.
Claims (1)
電力を供給する回路と、主電源の停止時に内蔵電池より
逆流防止用ダイオードを通して中央制御装置にメモリバ
ックアップ用電力を供給する回路とより成る構成におい
て、該メモリバックアップ電源回路に電流制限器をそう
入したことを特徴とするメモリバックアップ電源装置。In a configuration consisting of a circuit that supplies power from the main power supply to the central control unit through a backflow prevention diode, and a circuit that supplies memory backup power to the central control unit from a built-in battery through the backflow prevention diode when the main power supply is stopped, A memory backup power supply device characterized in that a current limiter is inserted into a memory backup power supply circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984131130U JPH0624900Y2 (en) | 1984-08-29 | 1984-08-29 | Memory backup power supply |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984131130U JPH0624900Y2 (en) | 1984-08-29 | 1984-08-29 | Memory backup power supply |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6146621U true JPS6146621U (en) | 1986-03-28 |
JPH0624900Y2 JPH0624900Y2 (en) | 1994-06-29 |
Family
ID=30689724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984131130U Expired - Lifetime JPH0624900Y2 (en) | 1984-08-29 | 1984-08-29 | Memory backup power supply |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0624900Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02254515A (en) * | 1989-03-29 | 1990-10-15 | Honda Motor Co Ltd | Resetting device for microcomputer |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3971041A1 (en) * | 2020-09-21 | 2022-03-23 | Veoneer Sweden AB | Ecu with power supply management and method for power supply of an ecu |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51106033A (en) * | 1975-03-14 | 1976-09-20 | Yamatake Honeywell Co Ltd | |
JPS5387019U (en) * | 1976-12-20 | 1978-07-18 | ||
JPS5540857U (en) * | 1978-09-08 | 1980-03-15 | ||
JPS5986099U (en) * | 1982-11-29 | 1984-06-11 | 株式会社東芝 | Setting display circuit |
JPS59155628U (en) * | 1983-03-31 | 1984-10-19 | 富士電機株式会社 | power backup circuit |
-
1984
- 1984-08-29 JP JP1984131130U patent/JPH0624900Y2/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51106033A (en) * | 1975-03-14 | 1976-09-20 | Yamatake Honeywell Co Ltd | |
JPS5387019U (en) * | 1976-12-20 | 1978-07-18 | ||
JPS5540857U (en) * | 1978-09-08 | 1980-03-15 | ||
JPS5986099U (en) * | 1982-11-29 | 1984-06-11 | 株式会社東芝 | Setting display circuit |
JPS59155628U (en) * | 1983-03-31 | 1984-10-19 | 富士電機株式会社 | power backup circuit |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02254515A (en) * | 1989-03-29 | 1990-10-15 | Honda Motor Co Ltd | Resetting device for microcomputer |
Also Published As
Publication number | Publication date |
---|---|
JPH0624900Y2 (en) | 1994-06-29 |
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