JPS6440283U - - Google Patents
Info
- Publication number
- JPS6440283U JPS6440283U JP13432187U JP13432187U JPS6440283U JP S6440283 U JPS6440283 U JP S6440283U JP 13432187 U JP13432187 U JP 13432187U JP 13432187 U JP13432187 U JP 13432187U JP S6440283 U JPS6440283 U JP S6440283U
- Authority
- JP
- Japan
- Prior art keywords
- thyristor
- switching transistor
- detection resistor
- charging circuit
- turning
- 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
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は従来例を示す回路図である。 Ｑ１……スイツチングトランジスタ、Ｒｓ１，
Ｒｓ２……検出用抵抗、Ｃ……充電コンデンサ、
ＳＣＲ……サイリスタ。
図は従来例を示す回路図である。 Ｑ１……スイツチングトランジスタ、Ｒｓ１，
Ｒｓ２……検出用抵抗、Ｃ……充電コンデンサ、
ＳＣＲ……サイリスタ。
Claims (1)
- スイツチングトランジスタを流れる電流を検出
する検出用抵抗と、この検出用抵抗の端子電圧が
印加される充電回路と、この充電回路の出力電圧
で制御されるサイリスタとを備え、このサイリス
タがＯＮしたとき前記スイツチングトランジスタ
をＯＦＦしてなる過電流保護回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13432187U JPS6440283U (ja) | 1987-09-02 | 1987-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13432187U JPS6440283U (ja) | 1987-09-02 | 1987-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440283U true JPS6440283U (ja) | 1989-03-10 |
Family
ID=31392973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13432187U Pending JPS6440283U (ja) | 1987-09-02 | 1987-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440283U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7466568B2 (en) | 2005-07-22 | 2008-12-16 | Onkyo Corporation | Switching power supply circuit |
-
1987
- 1987-09-02 JP JP13432187U patent/JPS6440283U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7466568B2 (en) | 2005-07-22 | 2008-12-16 | Onkyo Corporation | Switching power supply circuit |