JPH03105032U - - Google Patents
Info
- Publication number
- JPH03105032U JPH03105032U JP1432490U JP1432490U JPH03105032U JP H03105032 U JPH03105032 U JP H03105032U JP 1432490 U JP1432490 U JP 1432490U JP 1432490 U JP1432490 U JP 1432490U JP H03105032 U JPH03105032 U JP H03105032U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- switching power
- supply control
- control element
- fets
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 1
Landscapes
- Electronic Switches (AREA)
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例を示すスイツチング
トランジスタ駆動回路の回路図、第２図は第１図
における各部の波形を示す波形図、第３図は従来
のスイツチング電源制御素子の一例を示す回路図
である。
１，１Ａ……スイツチング電源制御素子、２…
…制御回路、３，４……駆動出力、５，６，７，
８……駆動ＦＥＴ、９，１０，１１，１２……寄
生ダイオード、１３，１４……インバータ素子、
１５……トランス、１６，１７……メインスイツ
チングＦＥＴ。
Fig. 1 is a circuit diagram of a switching transistor drive circuit showing an embodiment of the present invention, Fig. 2 is a waveform diagram showing waveforms of various parts in Fig. 1, and Fig. 3 is an example of a conventional switching power supply control element. FIG. 1,1A...Switching power supply control element, 2...
...Control circuit, 3, 4...Drive output, 5, 6, 7,
8... Drive FET, 9, 10, 11, 12... Parasitic diode, 13, 14... Inverter element,
15...Transformer, 16,17...Main switching FET.
Claims (1)
回路と、１つの制御回路とを備えることを特徴と
するスイツチング電源制御素子。 A switching power supply control element comprising two drive circuits formed by connecting two FETs in series and one control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1432490U JPH03105032U (en) | 1990-02-15 | 1990-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1432490U JPH03105032U (en) | 1990-02-15 | 1990-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03105032U true JPH03105032U (en) | 1991-10-31 |
Family
ID=31517693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1432490U Pending JPH03105032U (en) | 1990-02-15 | 1990-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03105032U (en) |
-
1990
- 1990-02-15 JP JP1432490U patent/JPH03105032U/ja active Pending