JPS58193780U - AC/DC converter - Google Patents
AC/DC converterInfo
- Publication number
- JPS58193780U JPS58193780U JP8529682U JP8529682U JPS58193780U JP S58193780 U JPS58193780 U JP S58193780U JP 8529682 U JP8529682 U JP 8529682U JP 8529682 U JP8529682 U JP 8529682U JP S58193780 U JPS58193780 U JP S58193780U
- Authority
- JP
- Japan
- Prior art keywords
- converter
- circuit
- switching circuit
- input voltage
- 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
Landscapes
- Rectifiers (AREA)
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図は本考案の一実施例に係るＡＣ／ＤＣコンバータ
の回路図、第２図は本考案の第２の実施例に係るＡＣ／
ＤＣコンバータの回路図である。
なお図面に用いた符号において、３・・・・・・メイン
トランス、７・・・・・・切換えスイッチ、１０・・・
・・−ＤＣ／ＤＣＣ／式−タ、１５・・・・・・検知回
路、２１・・・・・・全波整流回路、２５・・・・・・
ツェナダイオード、２６゜３２・・・・・・トランジス
タ、３３・・・・・・リレーコイル、４３．４６・・・
・・・切換えスイッチである。FIG. 1 is a circuit diagram of an AC/DC converter according to an embodiment of the present invention, and FIG. 2 is a circuit diagram of an AC/DC converter according to a second embodiment of the present invention.
It is a circuit diagram of a DC converter. In addition, in the symbols used in the drawings, 3... Main transformer, 7... Changeover switch, 10...
...-DC/DCC/formula-ta, 15...detection circuit, 21...full-wave rectifier circuit, 25......
Zener diode, 26°32... Transistor, 33... Relay coil, 43.46...
...It is a changeover switch.
Claims (1)
タにおいて、異なる範囲の複数の入力電圧を識別する検
知回路と、この検知回路の識別動作に連動してそれぞれ
の入力電圧に応じた回路を選択する切換え回路とをそれ
ぞれ備えたことを特徴と鳴るＡＣ／ＤＣコンバータ。 ２ 前記切換え回路がメイントランスおよび整流回路の
出力側に設けられるとともに、この切換え回路がＤＣ／
ＤＣ−コンバータを備え、第１の入力電圧においてはこ
のＤＣ／ＤＣＣ／式−タによって整流回路の出力電圧が
変更され、第２の入力電圧においてはこのＤＣ／ＤＣコ
ンバータヲ側路して出力が取出されるようにしたことを
特徴とする実用新案登録請求の範囲第１項に記載のＡＣ
／ＤＣコンバータ。 ３ 前記切換え回路がメイントランスの入力側に設けら
れるとともに、このメイントランスの一次側コイルが２
分割され、第１の入力電圧においては２分割された一次
コイルが前記切換え回路によって直列に接続され、第２
の入力電圧においては２分割された一次コイルが前記切
換え回路によって並列に接続されるようにしたことを特
徴とする実用新案登録請求の範囲第１項に記載のＡＣ／
ＤＣコンバータ。 ４ 前記検知回路がツェナダイオードを備え、入力電圧
に比例した直流電圧がこのツェナダイオードのカソード
に印加されるようになし、このツェナダイオードおよび
スイッチング素子を介して前記切換え回路の切換えが行
なわれるようにしたことを特徴とする実用新案登録請求
の範 ・間第１項〜第３項の何れかに記載のＡＣ／ＤＣ
コンバータ。[Claims for Utility Model Registration] 1. In an AC/DC converter that converts AC input to DC output, there is a detection circuit that identifies multiple input voltages in different ranges, and a detection circuit that identifies each input voltage in conjunction with the identification operation of this detection circuit. The AC/DC converter is characterized by being equipped with a switching circuit that selects a circuit according to the voltage. 2. The switching circuit is provided on the output side of the main transformer and the rectifier circuit, and this switching circuit is connected to the DC/
A DC-converter is provided, and at a first input voltage, the output voltage of the rectifier circuit is changed by this DC/DCC/equation converter, and at a second input voltage, this DC/DC converter is bypassed and the output is changed. AC according to claim 1 of the utility model registration claim, characterized in that the AC is adapted to be taken out.
/DC converter. 3 The switching circuit is provided on the input side of the main transformer, and the primary coil of this main transformer is connected to the
At the first input voltage, the two divided primary coils are connected in series by the switching circuit;
The AC/AC system according to claim 1, wherein the primary coil divided into two parts is connected in parallel by the switching circuit at an input voltage of
DC converter. 4. The detection circuit includes a Zener diode, a direct current voltage proportional to the input voltage is applied to the cathode of the Zener diode, and switching of the switching circuit is performed via the Zener diode and the switching element. Scope of claim for utility model registration characterized by: AC/DC according to any one of paragraphs 1 to 3
converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8529682U JPS58193780U (en) | 1982-06-08 | 1982-06-08 | AC/DC converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8529682U JPS58193780U (en) | 1982-06-08 | 1982-06-08 | AC/DC converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58193780U true JPS58193780U (en) | 1983-12-23 |
Family
ID=30094187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8529682U Pending JPS58193780U (en) | 1982-06-08 | 1982-06-08 | AC/DC converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58193780U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50497U (en) * | 1973-04-30 | 1975-01-07 | ||
| JPS5616232B2 (en) * | 1976-08-19 | 1981-04-15 | ||
| JPS5746675A (en) * | 1980-09-01 | 1982-03-17 | Tdk Corp | Power circuit |
-
1982
- 1982-06-08 JP JP8529682U patent/JPS58193780U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50497U (en) * | 1973-04-30 | 1975-01-07 | ||
| JPS5616232B2 (en) * | 1976-08-19 | 1981-04-15 | ||
| JPS5746675A (en) * | 1980-09-01 | 1982-03-17 | Tdk Corp | Power circuit |
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