JPS6434890U - - Google Patents
Info
- Publication number
- JPS6434890U JPS6434890U JP12935587U JP12935587U JPS6434890U JP S6434890 U JPS6434890 U JP S6434890U JP 12935587 U JP12935587 U JP 12935587U JP 12935587 U JP12935587 U JP 12935587U JP S6434890 U JPS6434890 U JP S6434890U
- Authority
- JP
- Japan
- Prior art keywords
- rectifier circuit
- voltage rectifier
- thyristor
- zener diode
- positive
- 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
- 238000004804 winding Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案のスイツチングレギユレータの
一実施例の電気回路図、第２図は従来のスイツチ
ングレギユレータの電気回路図である。
Ｔ……１次−２次絶縁トランス、ＬＤ……正帰
還巻線、Ｑ１……主スイツチング用トランジスタ
、３……負電圧整流回路、４……正電圧整流回路
、ＺＤ２……ツエナダイオード、ＴＨ……サイリ
スタ、Ｑ２……トランジスタ。
FIG. 1 is an electrical circuit diagram of an embodiment of the switching regulator of the present invention, and FIG. 2 is an electrical circuit diagram of a conventional switching regulator. T...Primary-secondary isolation transformer, LD...Positive feedback winding, Q1...Main switching transistor, 3...Negative voltage rectifier circuit, 4...Positive voltage rectifier circuit, ZD2...Zena diode, TH ...thyristor, Q2...transistor.
Claims (1)
帰還巻線における主スイツチング用トランジスタ
のベースへの帰還回路側に、この正帰還巻線の出
力の負電圧整流回路と正電圧整流回路とを設け、
この負電圧整流回路に、これの負電圧が大きくな
つた時にオンするツエナダイオードを接続し、前
記正電圧整流回路を順方向のサイリスタを介して
アースに接続し、このサイリスタのアノードと前
記ツエナダイオードとの間に、このツエナダイオ
ードのオンによりオンされて前記正電圧整流回路
から前記サイリスタにゲート電流を流すトランジ
スタを介設してなるスイツチングレギユレータ。 A negative voltage rectifier circuit and a positive voltage rectifier circuit for the output of the positive feedback winding are connected to the feedback circuit side to the base of the main switching transistor in the positive feedback winding provided on the primary side of the primary-secondary isolation transformer. and
A Zener diode that turns on when the negative voltage of this circuit becomes large is connected to this negative voltage rectifier circuit, and the positive voltage rectifier circuit is connected to ground through a forward thyristor, and the anode of this thyristor and the Zener diode are connected to each other. and a switching regulator interposed between the transistor and the thyristor, which is turned on when the Zener diode is turned on, and causes a gate current to flow from the positive voltage rectifier circuit to the thyristor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987129355U JPH069591Y2 (en) | 1987-08-25 | 1987-08-25 | Switching Regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987129355U JPH069591Y2 (en) | 1987-08-25 | 1987-08-25 | Switching Regulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6434890U true JPS6434890U (en) | 1989-03-03 |
| JPH069591Y2 JPH069591Y2 (en) | 1994-03-09 |
Family
ID=31383556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987129355U Expired - Lifetime JPH069591Y2 (en) | 1987-08-25 | 1987-08-25 | Switching Regulator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH069591Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017536076A (en) * | 2014-11-20 | 2017-11-30 | マイクロチップ テクノロジー インコーポレイテッドＭｉｃｒｏｃｈｉｐ Ｔｅｃｈｎｏｌｏｇｙ Ｉｎｃｏｒｐｏｒａｔｅｄ | Start-up controller for power converter |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6368118B2 (en) | 2014-03-31 | 2018-08-01 | 株式会社日本触媒 | Method for producing ethylene oxide |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62104589U (en) * | 1985-12-21 | 1987-07-03 |
-
1987
- 1987-08-25 JP JP1987129355U patent/JPH069591Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62104589U (en) * | 1985-12-21 | 1987-07-03 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017536076A (en) * | 2014-11-20 | 2017-11-30 | マイクロチップ テクノロジー インコーポレイテッドＭｉｃｒｏｃｈｉｐ Ｔｅｃｈｎｏｌｏｇｙ Ｉｎｃｏｒｐｏｒａｔｅｄ | Start-up controller for power converter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH069591Y2 (en) | 1994-03-09 |