JPS63153780U - - Google Patents
Info
- Publication number
- JPS63153780U JPS63153780U JP4421187U JP4421187U JPS63153780U JP S63153780 U JPS63153780 U JP S63153780U JP 4421187 U JP4421187 U JP 4421187U JP 4421187 U JP4421187 U JP 4421187U JP S63153780 U JPS63153780 U JP S63153780U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- thyristor
- power transformer
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Rectifiers (AREA)
- Power Conversion In General (AREA)
Description
第1図は本考案の電源回路の一実施例を示す回
路図、第2図は電源回路の従来例を示した回路図
である。
2……ヒユーズ、3……ヒユーズ、5……電源
トランス、14……サイリスタ、22……制御回
路。
FIG. 1 is a circuit diagram showing an embodiment of the power supply circuit of the present invention, and FIG. 2 is a circuit diagram showing a conventional example of the power supply circuit. 2... Fuse, 3... Fuse, 5... Power transformer, 14... Thyristor, 22... Control circuit.
Claims (1)
前記電源トランスの二次巻線の両端の交流電圧を
第一の整流回路を通じて第一の直流電圧を作ると
ともに、前記電源トランスの二次巻線の二つの中
間タツプの端子間の交流電圧を第二の整流回路を
通じて第二の直流電圧を作る電源回路において、
前記第一の直流電圧の出力端子と接地の間に挿入
されるサイリスタと、入力が前記第二の直流電圧
の出力端子に接続され出力が前記サイリスタのゲ
ートに接続される制御回路を具備し、前記第二の
直流電圧が極端に上昇するか、または極端に下降
すると前記制御回路の出力により前記サイリスタ
をオン状態にすることを特徴とする電源回路。 Equipped with a fuse in the primary circuit of the power transformer,
The AC voltage across the secondary winding of the power transformer is passed through a first rectifier circuit to create a first DC voltage, and the AC voltage between the terminals of the two intermediate taps of the secondary winding of the power transformer is converted into a first DC voltage. In a power supply circuit that generates a second DC voltage through a second rectifier circuit,
A thyristor inserted between the output terminal of the first DC voltage and ground, and a control circuit whose input is connected to the output terminal of the second DC voltage and whose output is connected to the gate of the thyristor, A power supply circuit characterized in that when the second DC voltage increases or decreases extremely, the thyristor is turned on by an output of the control circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4421187U JPS63153780U (en) | 1987-03-27 | 1987-03-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4421187U JPS63153780U (en) | 1987-03-27 | 1987-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63153780U true JPS63153780U (en) | 1988-10-07 |
Family
ID=30861801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4421187U Pending JPS63153780U (en) | 1987-03-27 | 1987-03-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63153780U (en) |
-
1987
- 1987-03-27 JP JP4421187U patent/JPS63153780U/ja active Pending