JPH0249383U - - Google Patents
Info
- Publication number
- JPH0249383U JPH0249383U JP12763788U JP12763788U JPH0249383U JP H0249383 U JPH0249383 U JP H0249383U JP 12763788 U JP12763788 U JP 12763788U JP 12763788 U JP12763788 U JP 12763788U JP H0249383 U JPH0249383 U JP H0249383U
- Authority
- JP
- Japan
- Prior art keywords
- switching
- terminal
- input terminal
- power supply
- supply device
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Rectifiers (AREA)
Description
第１図は本考案の一実施例を示す斜視図、第２
図はブロツク図、第３図は要部の回路図、第４図
はタイムチヤート、第５図は従来例を示す回路図
である。
１……電源装置、５，６……交流入力端子、７
，８……切換端子、１１……入力電圧自動切換ユ
ニツト、１３，１４……入力端子、１５，１６…
…出力端子、１７……トライアツク（スイツチン
グ素子）、１８……判別回路。
Fig. 1 is a perspective view showing one embodiment of the present invention;
3 is a block diagram, FIG. 3 is a circuit diagram of the main part, FIG. 4 is a time chart, and FIG. 5 is a circuit diagram showing a conventional example. 1...Power supply device, 5, 6...AC input terminal, 7
, 8...Switching terminal, 11...Input voltage automatic switching unit, 13, 14...Input terminal, 15, 16...
...Output terminal, 17...Triack (switching element), 18...Discrimination circuit.
Claims (1)
る切換端子を有する電源装置の交流入力端子に接
続可能な入力端子と、この入力端子から係給され
る交流電圧の高低を判別する判別回路と、この判
別結果に応じてオン・オフ制御されるスイツチン
グ素子と、このスイツチング素子の両端に各々接
続するとともに前記切換端子に接続可能な出力端
子とを備えたことを特徴とする電源装置の入力電
圧自動切換ユニツト。 An input terminal connectable to an AC input terminal of a power supply device having a switching terminal for switching the rectification method to full-wave rectification or voltage doubler rectification, and a discrimination circuit for determining whether the AC voltage applied from the input terminal is high or low; Automatic input voltage switching of a power supply device, comprising: a switching element that is turned on and off according to a determination result; and an output terminal that is connected to both ends of the switching element and connectable to the switching terminal. unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12763788U JPH079591Y2 (en) | 1988-09-29 | 1988-09-29 | Input voltage automatic switching unit for power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12763788U JPH079591Y2 (en) | 1988-09-29 | 1988-09-29 | Input voltage automatic switching unit for power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0249383U true JPH0249383U (en) | 1990-04-05 |
| JPH079591Y2 JPH079591Y2 (en) | 1995-03-06 |
Family
ID=31380248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12763788U Expired - Lifetime JPH079591Y2 (en) | 1988-09-29 | 1988-09-29 | Input voltage automatic switching unit for power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH079591Y2 (en) |
-
1988
- 1988-09-29 JP JP12763788U patent/JPH079591Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH079591Y2 (en) | 1995-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0249383U (en) | ||
| JPH0459481U (en) | ||
| JPH0374092U (en) | ||
| JPH0210785U (en) | ||
| JPH0244884U (en) | ||
| JPH0352981U (en) | ||
| JPS59134074U (en) | voltage detection circuit | |
| JPS62169587U (en) | ||
| JPS61173111U (en) | ||
| JPS60138388U (en) | Inrush current suppression circuit for power supply equipment | |
| JPH0218154U (en) | ||
| JPH03121414U (en) | ||
| JPS6341358U (en) | ||
| JPS605286U (en) | power circuit | |
| JPH01123484U (en) | ||
| JPS6237426U (en) | ||
| JPS62151619U (en) | ||
| JPH0249382U (en) | ||
| JPS61126789U (en) | ||
| JPS634127U (en) | ||
| JPH0158297U (en) | ||
| JPS62202096U (en) | ||
| JPS6072041U (en) | AC current phase detection circuit | |
| JPH0374019U (en) | ||
| JPS59111309U (en) | Voltage input type isolator |