JPH037685U - - Google Patents
Info
- Publication number
- JPH037685U JPH037685U JP6635489U JP6635489U JPH037685U JP H037685 U JPH037685 U JP H037685U JP 6635489 U JP6635489 U JP 6635489U JP 6635489 U JP6635489 U JP 6635489U JP H037685 U JPH037685 U JP H037685U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- transformer
- output voltage
- supply circuit
- secondary output
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 1
Description
第１図の本考案の原理説明図、第２図は本考案
の一実施例のスイツチング電源の電源回路の回路
構成図、第３図は、第２図の回路の波形の一例を
示す図、第４図は、従来の２電源のスイツチング
電源の回路構成図である。
１…２次側巻線、２，４…ダイオード、３…コ
イル、５…コンデンサ。
Fig. 1 is a diagram explaining the principle of the present invention, Fig. 2 is a circuit configuration diagram of a power supply circuit of a switching power supply according to an embodiment of the present invention, Fig. 3 is a diagram showing an example of waveforms of the circuit of Fig. 2, FIG. 4 is a circuit diagram of a conventional two-power switching power supply. 1... Secondary winding, 2, 4... Diode, 3... Coil, 5... Capacitor.
Claims (1)
力を整流して所定の直流出力電圧を得る電源回路
において、 トランスの２次側出力整流後の一端に接続され
たコイルと、 該２次側出力とコイルの接続箇所に接続された
ダイオードと、 該ダイオードの他端に接続されたコンデンサと
からなり、 該コンデンサの両極間に前記所定の直流出力電
圧に対し逆極性の出力電圧を得ることを特徴とす
る電源回路。 ２ 前記電源は直流電源であり、トランスの１次
側をスイツチングするスイツチング電源であるこ
とを特徴とする請求項１記載の電源回路。[Claims for Utility Model Registration] 1. In a power supply circuit that connects the primary side of a transformer to a power source and rectifies the secondary output to obtain a predetermined DC output voltage, one end of the secondary output of the transformer after rectification It consists of a connected coil, a diode connected to the connection point between the secondary output and the coil, and a capacitor connected to the other end of the diode, and the predetermined DC output voltage is applied between the two poles of the capacitor. A power supply circuit characterized by obtaining an output voltage of opposite polarity. 2. The power supply circuit according to claim 1, wherein the power supply is a DC power supply and is a switching power supply that switches the primary side of a transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989066354U JP2526136Y2 (en) | 1989-06-07 | 1989-06-07 | Power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989066354U JP2526136Y2 (en) | 1989-06-07 | 1989-06-07 | Power supply circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH037685U true JPH037685U (en) | 1991-01-24 |
| JP2526136Y2 JP2526136Y2 (en) | 1997-02-19 |
Family
ID=31599002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989066354U Expired - Lifetime JP2526136Y2 (en) | 1989-06-07 | 1989-06-07 | Power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2526136Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005245128A (en) * | 2004-02-26 | 2005-09-08 | Sanken Electric Co Ltd | Dc-dc converter |
| JP2009072295A (en) * | 2007-09-19 | 2009-04-09 | Daio Paper Corp | Tissue paper for household-use storage container |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4962003U (en) * | 1972-09-07 | 1974-05-31 | ||
| JPS5688672A (en) * | 1979-12-21 | 1981-07-18 | Fujitsu Ltd | Dc-dc converter for plurality of output |
-
1989
- 1989-06-07 JP JP1989066354U patent/JP2526136Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4962003U (en) * | 1972-09-07 | 1974-05-31 | ||
| JPS5688672A (en) * | 1979-12-21 | 1981-07-18 | Fujitsu Ltd | Dc-dc converter for plurality of output |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005245128A (en) * | 2004-02-26 | 2005-09-08 | Sanken Electric Co Ltd | Dc-dc converter |
| JP4505724B2 (en) * | 2004-02-26 | 2010-07-21 | サンケン電気株式会社 | DC-DC converter |
| JP2009072295A (en) * | 2007-09-19 | 2009-04-09 | Daio Paper Corp | Tissue paper for household-use storage container |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2526136Y2 (en) | 1997-02-19 |