JPS61199136U - - Google Patents
Info
- Publication number
- JPS61199136U JPS61199136U JP8370385U JP8370385U JPS61199136U JP S61199136 U JPS61199136 U JP S61199136U JP 8370385 U JP8370385 U JP 8370385U JP 8370385 U JP8370385 U JP 8370385U JP S61199136 U JPS61199136 U JP S61199136U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- output
- section
- input terminal
- switch element
- 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図は本考案に係るスイツチング電源の一実
施例を示す回路図、第２図は従来技術の一例を示
す説明図である。
２０……スイツチング電源、２２……交流入力
端子、２４……整流部、２６……スイツチング部
、２８……出力部、３０……負荷、３２……バツ
テリー用入力端子、３４……バツテリー、Ｄ……
ダイオード、Ｒ……抵抗。
FIG. 1 is a circuit diagram showing an embodiment of a switching power supply according to the present invention, and FIG. 2 is an explanatory diagram showing an example of the prior art. 20... Switching power supply, 22... AC input terminal, 24... Rectifying section, 26... Switching section, 28... Output section, 30... Load, 32... Battery input terminal, 34... Battery, D ……
Diode, R...resistance.
Claims (1)
イツチングするスイツチング部と、スイツチング
された出力を平滑化して負荷に供給する出力部を
有するスイツチング電源において、交流入力端子
とは別にバツテリー用入力端子を具備し、該バツ
テリー用入力端子と前記整流部の出力側との間に
スイツチ素子と抵抗との並列回路を接続し、停電
時にバツテリーからの直流入力が前記スイツチ素
子を通つてスイツチング部に供給されるようにし
たスイツチング電源。 ２ スイツチ素子がダイオードである実用新案登
録請求の範囲第１項記載の電源。[Claims for Utility Model Registration] 1. In a switching power supply having a rectifying section that rectifies an AC input, a switching section that switches its output, and an output section that smoothes the switched output and supplies it to a load, an AC input terminal Separately, a battery input terminal is provided, and a parallel circuit of a switch element and a resistor is connected between the battery input terminal and the output side of the rectifier, so that in the event of a power outage, the DC input from the battery is connected to the switch element. A switching power supply that is supplied to the switching section through the power supply. 2. The power supply according to claim 1, wherein the switch element is a diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8370385U JPS61199136U (en) | 1985-06-03 | 1985-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8370385U JPS61199136U (en) | 1985-06-03 | 1985-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61199136U true JPS61199136U (en) | 1986-12-12 |
Family
ID=30632570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8370385U Pending JPS61199136U (en) | 1985-06-03 | 1985-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61199136U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5135629B2 (en) * | 1973-01-31 | 1976-10-04 | ||
| JPS5747832B2 (en) * | 1980-06-10 | 1982-10-12 |
-
1985
- 1985-06-03 JP JP8370385U patent/JPS61199136U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5135629B2 (en) * | 1973-01-31 | 1976-10-04 | ||
| JPS5747832B2 (en) * | 1980-06-10 | 1982-10-12 |