JPS61138383U - - Google Patents
Info
- Publication number
- JPS61138383U JPS61138383U JP1786785U JP1786785U JPS61138383U JP S61138383 U JPS61138383 U JP S61138383U JP 1786785 U JP1786785 U JP 1786785U JP 1786785 U JP1786785 U JP 1786785U JP S61138383 U JPS61138383 U JP S61138383U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- ringing
- creates
- detection resistor
- control 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 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は、本考案の一実施例の回路図、第２図
は、動作シーケンスでａは、スイツチングトラン
ジスタ７のＯＮ―ＯＦＦ動作電圧、ｂは検知抵抗
１２の電圧波形、ｃは過電流動作保護のそれぞれ
特性図である。
１……商用電源、２……整流器、３，１９，２
１……コンデンサ、７，６……トランジスタ、８
……トランス。
FIG. 1 is a circuit diagram of an embodiment of the present invention, and FIG. 2 is an operation sequence in which a is the ON-OFF operating voltage of the switching transistor 7, b is the voltage waveform of the detection resistor 12, and c is the overcurrent. FIG. 6 is a characteristic diagram of each operation protection. 1... Commercial power supply, 2... Rectifier, 3, 19, 2
1... Capacitor, 7, 6... Transistor, 8
……Trance.
Claims (1)
ジスタのスイツチング動作により直流安定化電源
を作る、リンギング・チヨーク式スイツチング電
源において、過電流検知の抵抗と、その電圧降下
により過電流動作を行う制御回路を有することを
特徴とする直流電源装置。 A ringing-choke type switching power supply that creates a DC stabilized power supply by switching transistors from the DC voltage supplied from the input power supply, has an overcurrent detection resistor and a control circuit that performs overcurrent operation based on the voltage drop. A DC power supply device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1786785U JPS61138383U (en) | 1985-02-13 | 1985-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1786785U JPS61138383U (en) | 1985-02-13 | 1985-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61138383U true JPS61138383U (en) | 1986-08-27 |
Family
ID=30505973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1786785U Pending JPS61138383U (en) | 1985-02-13 | 1985-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61138383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009005511A (en) * | 2007-06-22 | 2009-01-08 | Shihen Tech Corp | Power supply device |
-
1985
- 1985-02-13 JP JP1786785U patent/JPS61138383U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009005511A (en) * | 2007-06-22 | 2009-01-08 | Shihen Tech Corp | Power supply device |