JPH0268635U - - Google Patents
Info
- Publication number
- JPH0268635U JPH0268635U JP14549588U JP14549588U JPH0268635U JP H0268635 U JPH0268635 U JP H0268635U JP 14549588 U JP14549588 U JP 14549588U JP 14549588 U JP14549588 U JP 14549588U JP H0268635 U JPH0268635 U JP H0268635U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- diode
- output
- coil
- polarity terminal
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
- Electronic Switches (AREA)
- Protection Of Static Devices (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
従来の入出力非絶縁型フライバツクコンバータお
よび電源用電圧クランプ回路の回路図である。
１……直流電源、３……コイル、４……出力コ
ンデンサ、５……負荷、６……コンデンサ、７…
…主スイツチング部、８……出力ダイオード、９
，１０……ダイオード、１１……抵抗器。
FIG. 1 is a circuit diagram of an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional input/output non-isolated flyback converter and a power supply voltage clamp circuit. 1...DC power supply, 3...Coil, 4...Output capacitor, 5...Load, 6...Capacitor, 7...
...Main switching section, 8...Output diode, 9
, 10...diode, 11... resistor.
Claims (1)
断続し前記コイルに誘起するフライバツク電圧を
出力ダイオードを経由して負荷に接続する出力コ
ンデンサに供給し前記出力コンデンサに蓄積され
た電荷を出力する入出力非絶縁型フライバツクコ
ンバータの前記主スイツチング部を保護する電源
用電圧クランプ回路において、前記コイルの一方
の端子と前記主スイツチング部の一方の端子と前
記出力ダイオードの第一の極性の端子との共通接
続個所に第一のダイオードの第一の極性の端子を
接続し、前記第一のダイオードの第二の極性の端
子をコンデンサの一方の端子と第二のダイオード
の第一の極性の端子とに接続し、前記コンデンサ
の他方の端子を前記コイルの他方の端子に接続し
、前記第二のダイオードの第二の極性の端子を前
記出力ダイオードの第二の極性の端子に接続する
ことを特徴とする電源用電圧クランプ回路。 A non-insulated input/output device in which the DC current flowing through the coil is interrupted in the main switching section, the flyback voltage induced in the coil is supplied to the output capacitor connected to the load via the output diode, and the charge accumulated in the output capacitor is output. In a power supply voltage clamp circuit that protects the main switching section of a type flyback converter, a common connection point between one terminal of the coil, one terminal of the main switching section, and a first polarity terminal of the output diode. A first polarity terminal of the first diode is connected to the first polarity terminal of the first diode, and a second polarity terminal of the first diode is connected to one terminal of the capacitor and the first polarity terminal of the second diode. , the other terminal of the capacitor is connected to the other terminal of the coil, and the second polarity terminal of the second diode is connected to the second polarity terminal of the output diode. voltage clamp circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14549588U JPH0268635U (en) | 1988-11-07 | 1988-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14549588U JPH0268635U (en) | 1988-11-07 | 1988-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0268635U true JPH0268635U (en) | 1990-05-24 |
Family
ID=31414138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14549588U Pending JPH0268635U (en) | 1988-11-07 | 1988-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0268635U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63140662A (en) * | 1986-12-03 | 1988-06-13 | Nec Corp | Boost type converter |
-
1988
- 1988-11-07 JP JP14549588U patent/JPH0268635U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63140662A (en) * | 1986-12-03 | 1988-06-13 | Nec Corp | Boost type converter |