JPS60135083U - power supply - Google Patents
power supplyInfo
- Publication number
- JPS60135083U JPS60135083U JP2366284U JP2366284U JPS60135083U JP S60135083 U JPS60135083 U JP S60135083U JP 2366284 U JP2366284 U JP 2366284U JP 2366284 U JP2366284 U JP 2366284U JP S60135083 U JPS60135083 U JP S60135083U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- switching element
- supply device
- rectifier
- control switching
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第２図は従来の電源装置の回路図を示す。第３
図はこの考案の第１の実施例である電源へ装置の回路図
、第４図は第２の実施例の回路図、第５図は第３の実施
例の回路図を示す。
１−整流器、６，７−出力用スイッチング素子、８−イ
ンバータトランス、１２．−トライアック（制御用スイ
ッチング素子）、１３−抵抗（インピーダンス素子）、
１４−制御回路。FIGS. 1 and 2 show circuit diagrams of a conventional power supply device. Third
The figure shows a circuit diagram of a power supply device according to a first embodiment of the invention, FIG. 4 shows a circuit diagram of a second embodiment, and FIG. 5 shows a circuit diagram of a third embodiment. 1- Rectifier, 6, 7- Output switching element, 8- Inverter transformer, 12. - TRIAC (control switching element), 13-resistor (impedance element),
14-Control circuit.
Claims (3)
スイッチング素子でスイッチングして出力する電源装置
装置において、前記整流器の入力端子または出力端子に
、前記整流器と直列に接続した制御用スイッチング素子
と、この制御用スイッチング素子と並列に接続した突入
電流を検出するインピーダンス素子と、電源投入時に前
記インピーダンス素子を介して流入する突入電流を検出
した後前記制御用スイッチング素子を導通する制御回路
とを備えることを特徴とする電源装置。(1) In a power supply device that rectifies input alternating current with a rectifier and then switches it with an output switching element and outputs the output, a control switching element connected in series with the rectifier is connected to an input terminal or an output terminal of the rectifier. , an impedance element that detects an inrush current connected in parallel with the control switching element, and a control circuit that turns on the control switching element after detecting the inrush current flowing through the impedance element when the power is turned on. A power supply device characterized by:
流が流れると溶断する熱容量の小さい抵抗で構成した実
用新案登録請求の範囲第１項記載の電源装置。(2) The power supply device according to claim 1, wherein the impedance element is constituted by a resistor with a small heat capacity that melts when a current continues to flow for a certain period of time.
成するとともに、前記制御回路をコンデンサの充電回路
で構成し、前記トライアックを導通するゲート電圧を前
記コンデンサの充電電圧とする実用新案登録請求の範囲
第１項または第２項記載の電源装置。(3) The control switching element is configured with a triac, the control circuit is configured with a capacitor charging circuit, and the gate voltage that conducts the triac is the charging voltage of the capacitor. The power supply device according to item 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2366284U JPS60135083U (en) | 1984-02-20 | 1984-02-20 | power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2366284U JPS60135083U (en) | 1984-02-20 | 1984-02-20 | power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60135083U true JPS60135083U (en) | 1985-09-07 |
Family
ID=30517097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2366284U Pending JPS60135083U (en) | 1984-02-20 | 1984-02-20 | power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60135083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012157221A (en) * | 2011-01-28 | 2012-08-16 | Panasonic Corp | Switching power supply circuit and lighting device and lighting apparatus of semiconductor light-emitting element using the same |
-
1984
- 1984-02-20 JP JP2366284U patent/JPS60135083U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012157221A (en) * | 2011-01-28 | 2012-08-16 | Panasonic Corp | Switching power supply circuit and lighting device and lighting apparatus of semiconductor light-emitting element using the same |
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