JPH0222027U - - Google Patents
Info
- Publication number
- JPH0222027U JPH0222027U JP9864988U JP9864988U JPH0222027U JP H0222027 U JPH0222027 U JP H0222027U JP 9864988 U JP9864988 U JP 9864988U JP 9864988 U JP9864988 U JP 9864988U JP H0222027 U JPH0222027 U JP H0222027U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power
- power conversion
- abnormality
- output
- 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
- 230000005856 abnormality Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例に係る小型スイツチ
ング電源の構成を示すブロツク図、第２図は従来
例の小型スイツチング電源の構成を示すブロツク
図である。
１ａ，１ｂ，１ｃ，１ｄ……ＤＣ／ＤＣコンバ
ータ、２……異常検出回路、３……スイツチ回路
、４ａ，４ｂ……制御回路。
FIG. 1 is a block diagram showing the structure of a small switching power supply according to an embodiment of the present invention, and FIG. 2 is a block diagram showing the structure of a conventional small switching power supply. 1a, 1b, 1c, 1d...DC/DC converter, 2...Abnormality detection circuit, 3...Switch circuit, 4a, 4b...Control circuit.
Claims (1)
路と、 前記電力変換回路の出力の異常を検出する異常
検出回路と、 前記異常検出回路により異常が検出された場合
にはオフとなり前記供給電力の印加を停止するス
イツチ回路と、 前記スイツチ回路の出力によつて動作し前記電
力変換回路の電力変換量を制御する制御回路とを
具備することを特徴とするスイツチング電源。[Claims for Utility Model Registration] A power conversion circuit that converts supplied power into a predetermined amount of power; an abnormality detection circuit that detects an abnormality in the output of the power conversion circuit; and when an abnormality is detected by the abnormality detection circuit. A switching power supply comprising: a switch circuit that turns off and stops application of the power supply; and a control circuit that operates based on the output of the switch circuit and controls the power conversion amount of the power conversion circuit. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9864988U JPH0222027U (en) | 1988-07-26 | 1988-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9864988U JPH0222027U (en) | 1988-07-26 | 1988-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0222027U true JPH0222027U (en) | 1990-02-14 |
Family
ID=31325110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9864988U Pending JPH0222027U (en) | 1988-07-26 | 1988-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0222027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007006663A (en) * | 2005-06-27 | 2007-01-11 | Sony Corp | Power supply protection circuit |
-
1988
- 1988-07-26 JP JP9864988U patent/JPH0222027U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007006663A (en) * | 2005-06-27 | 2007-01-11 | Sony Corp | Power supply protection circuit |