JPS61156486U - - Google Patents
Info
- Publication number
- JPS61156486U JPS61156486U JP4082085U JP4082085U JPS61156486U JP S61156486 U JPS61156486 U JP S61156486U JP 4082085 U JP4082085 U JP 4082085U JP 4082085 U JP4082085 U JP 4082085U JP S61156486 U JPS61156486 U JP S61156486U
- Authority
- JP
- Japan
- Prior art keywords
- switching
- power supply
- switching element
- utility
- model registration
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 3
- 230000010355 oscillation Effects 0.000 claims 3
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案に係るフオワード・コンバータ
方式のスイツチング電源の電気回路図、第２図は
従来のフオワード・コンバータ方式のスイツチン
グ電源の電気回路図、第３図は同じく変換用変圧
の電圧波形図、第４図は従来のフライバツク・コ
ンバータ方式のスイツチング電源の電気回路図、
第５図は同じく変換用変圧器の電圧波形図である
。
Ｑ１……スイツチング素子、Ｔ１……変換用変
圧器、Ｑ２……半導体増幅素子、Ｔ２……駆動用
変圧器、２……駆動回路、６……帰還回路。
Figure 1 is an electric circuit diagram of a forward converter type switching power supply according to the present invention, Figure 2 is an electric circuit diagram of a conventional forward converter type switching power supply, and Figure 3 is a voltage waveform diagram of a conversion transformer. , Figure 4 is an electrical circuit diagram of a conventional flyback converter type switching power supply.
FIG. 5 is a voltage waveform diagram of the conversion transformer as well. Q1 ...Switching element, T1 ...Conversion transformer, Q2 ...Semiconductor amplifier element, T2...Drive transformer, 2 ...Drive circuit, 6...Feedback circuit.
Claims (1)
をスイツチング素子でスイツチングし、そのスイ
ツチング出力を前記変換用変圧器を通して取出し
、前記スイツチング素子のオン期間及びオフ期間
に、ダイオードを通して整流平滑化された出力を
生じるスイツチング電源において、前記スイツチ
ング素子の入力駆動回路を構成する駆動用変圧器
と、半導体増幅素子とによりブロツキング発振回
路を構成し、このブロツキング発振回路によつて
前記スイツチング素子をスイツチングさせること
を特徴とするスイツチング電源。 (2) 前記ブロツキング発振回路は、前記スイツ
チング素子の入力側に接続された前記駆動用変圧
器巻線から前記半導体増幅素子の入力側に帰還を
かける帰還回路を有することを特徴とする実用新
案登録請求の範囲第１項に記載のスイツチング電
源。 (3) 前記半導体増幅素子は、前記スイツチング
素子のスイツチング動作を制御するために備えら
れる制御回路の制御信号によつて制御されること
を特徴とする実用新案登録請求の範囲第１項また
は第２項に記載のスイツチング電源。[Claims for Utility Model Registration] (1) Switching the DC input applied through a conversion transformer with a switching element, taking out the switching output through the conversion transformer, and during the on period and off period of the switching element, In a switching power supply that produces an output that is rectified and smoothed through a diode, a blocking oscillation circuit is configured by a driving transformer that constitutes an input drive circuit for the switching element and a semiconductor amplifying element, and this blocking oscillation circuit causes the above-mentioned A switching power supply characterized by switching a switching element. (2) A utility model registration characterized in that the blocking oscillation circuit has a feedback circuit that applies feedback from the drive transformer winding connected to the input side of the switching element to the input side of the semiconductor amplification element. A switching power supply according to claim 1. (3) Utility model registration claim 1 or 2, characterized in that the semiconductor amplifying element is controlled by a control signal of a control circuit provided for controlling the switching operation of the switching element. Switching power supply as described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4082085U JPS61156486U (en) | 1985-03-20 | 1985-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4082085U JPS61156486U (en) | 1985-03-20 | 1985-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61156486U true JPS61156486U (en) | 1986-09-27 |
Family
ID=30550071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4082085U Pending JPS61156486U (en) | 1985-03-20 | 1985-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61156486U (en) |
-
1985
- 1985-03-20 JP JP4082085U patent/JPS61156486U/ja active Pending