JPS6425883U - - Google Patents
Info
- Publication number
- JPS6425883U JPS6425883U JP11501387U JP11501387U JPS6425883U JP S6425883 U JPS6425883 U JP S6425883U JP 11501387 U JP11501387 U JP 11501387U JP 11501387 U JP11501387 U JP 11501387U JP S6425883 U JPS6425883 U JP S6425883U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- output
- reference voltage
- switching element
- setting 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
Description
第1図はこの考案の一実施例に係る他励式スイ
ツチング電源装置の回路図、第2図及び第3図は
それぞれその動作特性図である。
図において、10は発振器、20はコンパレー
タ、30は基準電圧制御回路、Tはトランス、Q
1はFET、Q2はトランジスタ、ZD1はツエ
ナーダイオードである。
FIG. 1 is a circuit diagram of a separately excited switching power supply device according to an embodiment of the invention, and FIGS. 2 and 3 are diagrams of its operating characteristics. In the figure, 10 is an oscillator, 20 is a comparator, 30 is a reference voltage control circuit, T is a transformer, and Q
1 is an FET, Q2 is a transistor, and ZD1 is a Zener diode.
Claims (1)
れたスイツチング素子と、スイツチング素子に直
列に接続された抵抗素子と、三角波発生回路と、
基準電圧設定回路と、三角波発生回路の出力と基
準電圧設定回路の出力とを比較し、その比較結果
に基づいてスイツチング素子を制御するコンパレ
ータと、前記抵抗素子の電圧降下及びトランスの
二次側電圧に基づいて基準設定回路の出力を制御
する基準電圧制御回路と、 を備えたことを特徴とする他励式スイツチング
電源装置。[Claims for Utility Model Registration] A transformer, a switching element connected in series to the primary side of the transformer, a resistance element connected in series to the switching element, and a triangular wave generation circuit,
a reference voltage setting circuit, a comparator that compares the output of the triangular wave generation circuit and the output of the reference voltage setting circuit, and controls a switching element based on the comparison result; and a voltage drop of the resistor element and a secondary voltage of the transformer. A separately excited switching power supply device comprising: a reference voltage control circuit that controls the output of a reference setting circuit based on;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11501387U JPS6425883U (en) | 1987-07-29 | 1987-07-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11501387U JPS6425883U (en) | 1987-07-29 | 1987-07-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6425883U true JPS6425883U (en) | 1989-02-14 |
Family
ID=31356283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11501387U Pending JPS6425883U (en) | 1987-07-29 | 1987-07-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6425883U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5718890B2 (en) * | 1978-01-14 | 1982-04-19 |
-
1987
- 1987-07-29 JP JP11501387U patent/JPS6425883U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5718890B2 (en) * | 1978-01-14 | 1982-04-19 |