JPH0222089U - - Google Patents
Info
- Publication number
- JPH0222089U JPH0222089U JP9781188U JP9781188U JPH0222089U JP H0222089 U JPH0222089 U JP H0222089U JP 9781188 U JP9781188 U JP 9781188U JP 9781188 U JP9781188 U JP 9781188U JP H0222089 U JPH0222089 U JP H0222089U
- Authority
- JP
- Japan
- Prior art keywords
- section
- power supply
- switching power
- circuit
- supply 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
- 238000001514 detection method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図はこの考案の一実施例によるフオワード
方式のスイツチング電源回路の回路図、第２図は
従来のスイツチング電源回路の回路図を示す。
図において、１はスイツチングトランス、２は
スイツチング部、３は発振及び制御部、４は整流
部、５はダミーロード、６は負荷部、７は負荷電
流検出部、８はダミーロード断続部を示す。なお
、図中、同一符号は同一、または相当部分を示す
。
FIG. 1 is a circuit diagram of a forward type switching power supply circuit according to an embodiment of this invention, and FIG. 2 is a circuit diagram of a conventional switching power supply circuit. In the figure, 1 is a switching transformer, 2 is a switching section, 3 is an oscillation and control section, 4 is a rectification section, 5 is a dummy load, 6 is a load section, 7 is a load current detection section, and 8 is a dummy load intermittent section. show. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
において、ダミーロード部を断続させる回路を備
えたスイツチング電源回路。 A switching power supply circuit that uses a forward system and is equipped with a circuit that connects and disconnects a dummy load section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9781188U JPH0222089U (en) | 1988-07-22 | 1988-07-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9781188U JPH0222089U (en) | 1988-07-22 | 1988-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0222089U true JPH0222089U (en) | 1990-02-14 |
Family
ID=31323535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9781188U Pending JPH0222089U (en) | 1988-07-22 | 1988-07-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0222089U (en) |
-
1988
- 1988-07-22 JP JP9781188U patent/JPH0222089U/ja active Pending