JPS6447588U - - Google Patents
Info
- Publication number
- JPS6447588U JPS6447588U JP14173787U JP14173787U JPS6447588U JP S6447588 U JPS6447588 U JP S6447588U JP 14173787 U JP14173787 U JP 14173787U JP 14173787 U JP14173787 U JP 14173787U JP S6447588 U JPS6447588 U JP S6447588U
- Authority
- JP
- Japan
- Prior art keywords
- winding
- circuit
- switch element
- main transformer
- transformer
- 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 2
- 238000009499 grossing Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 9
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の実施例の回路構成ブロツク図
。第２図は本考案の実施例に於ける電流及び電圧
波形図。第３図は本考案の実施例に於いて電流を
電圧に変換する回路の詳細回路図。第４図は本考
案の他の実施例を示す回路構成ブロツク図。第５
図は従来の技術による多出力のＤＣ／ＤＣコンバ
ータの過電流保護装置の回路図を示す。
１……スイツチ素子、２……スイツチング手段
、３……メイントランス、４，５……整流回路、
６，７……平滑回路、８，９……カレントトラン
ス、１０……変換回路、１１……比較回路。
FIG. 1 is a circuit configuration block diagram of an embodiment of the present invention. FIG. 2 is a current and voltage waveform diagram in an embodiment of the present invention. FIG. 3 is a detailed circuit diagram of a circuit for converting current into voltage in an embodiment of the present invention. FIG. 4 is a circuit configuration block diagram showing another embodiment of the present invention. Fifth
The figure shows a circuit diagram of a conventional overcurrent protection device for a multi-output DC/DC converter. 1... Switch element, 2... Switching means, 3... Main transformer, 4, 5... Rectifier circuit,
6, 7...Smoothing circuit, 8, 9...Current transformer, 10...Conversion circuit, 11...Comparison circuit.
Claims (1)
駆動手段と、複数組の２次巻線を有し１次巻線が
前記スイツチ素子に負荷として接続されたメイン
トランス、このメイントランスの、各２次巻線に
それぞれ接続された整流回路と、平滑回路、から
なる多出力ＤＣ／ＤＣコンバータに於いて、複数
組の１次巻線を有し、この１次巻線が前記メイン
トランスの各２次巻線と各整流回路の間に直列に
接続されたカレントトランスと、このカレントト
ランスの２次巻線に誘起する電流を電圧に変換し
、これを整流平滑する変換回路と、予め設定した
基準電圧とを比較する比較回路を設け、前記比較
回路の過電流信号を前記駆動手段に与え、スイツ
チ素子をＯＦＦにすることで過電流保護を行うＤ
Ｃ／ＤＣコンバータの過電流保護装置。 A switch element, a driving means for controlling ON/OFF of the switch element, a main transformer having a plurality of sets of secondary windings and a primary winding connected to the switch element as a load, and each secondary winding of the main transformer. A multi-output DC/DC converter consisting of a rectifier circuit and a smoothing circuit connected to each winding has a plurality of sets of primary windings, and this primary winding is connected to each secondary winding of the main transformer. A current transformer connected in series between the winding and each rectifier circuit, a conversion circuit that converts the current induced in the secondary winding of this current transformer into voltage, rectifies and smoothes it, and a preset reference voltage. A comparator circuit is provided to compare the values of
Overcurrent protection device for C/DC converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14173787U JPS6447588U (en) | 1987-09-17 | 1987-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14173787U JPS6447588U (en) | 1987-09-17 | 1987-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6447588U true JPS6447588U (en) | 1989-03-23 |
Family
ID=31407068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14173787U Pending JPS6447588U (en) | 1987-09-17 | 1987-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6447588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0314987U (en) * | 1989-06-26 | 1991-02-14 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6046729B2 (en) * | 1979-04-26 | 1985-10-17 | 松下電器産業株式会社 | temperature control device |
| JPS6358894B2 (en) * | 1983-12-27 | 1988-11-17 |
-
1987
- 1987-09-17 JP JP14173787U patent/JPS6447588U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6046729B2 (en) * | 1979-04-26 | 1985-10-17 | 松下電器産業株式会社 | temperature control device |
| JPS6358894B2 (en) * | 1983-12-27 | 1988-11-17 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0314987U (en) * | 1989-06-26 | 1991-02-14 |
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