JPS61174890U - - Google Patents
Info
- Publication number
- JPS61174890U JPS61174890U JP5582085U JP5582085U JPS61174890U JP S61174890 U JPS61174890 U JP S61174890U JP 5582085 U JP5582085 U JP 5582085U JP 5582085 U JP5582085 U JP 5582085U JP S61174890 U JPS61174890 U JP S61174890U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- power supply
- switching means
- rectifier circuit
- drop 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
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Motor And Converter Starters (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
図面は本考案に係る電源回路の回路構成図であ
る。
1……電源トランス、4……ダイオード、5…
…コンデンサ、7……ダイオードアレイ、8……
スイツチング用トランジスタ、9……ツエナーダ
イオード、11……制御用トランジスタ。
The drawing is a circuit configuration diagram of a power supply circuit according to the present invention. 1...Power transformer, 4...Diode, 5...
...Capacitor, 7...Diode array, 8...
Switching transistor, 9... Zener diode, 11... Control transistor.
Claims (1)
、該電源トランスからの出力電圧を整流する整流
回路とを含む電源回路であつて、前記整流回路に
負荷と共に直列的に接続される電圧降下素子と、
該電圧降下素子に並列的に接続され、その閉成で
該電圧降下素子を短絡するスイツチング手段と、
負荷電流が増大し、前記電源トランス及び整流回
路の内部抵抗にて前記負荷に加わる電圧が低下し
たことを検知し、前記スイツチング手段を閉成動
作させる制御手段とを備えることを特徴とする電
源回路。 A power supply circuit including a power transformer that transforms a power supply voltage to a desired voltage, and a rectifier circuit that rectifies the output voltage from the power transformer, the voltage drop element being connected in series with the rectifier circuit together with a load;
switching means connected in parallel to the voltage drop element and short-circuiting the voltage drop element when the switching means is closed;
A power supply circuit comprising control means for detecting that the load current has increased and the voltage applied to the load has decreased through the internal resistance of the power transformer and the rectifier circuit, and closing the switching means. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5582085U JPS61174890U (en) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5582085U JPS61174890U (en) | 1985-04-15 | 1985-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61174890U true JPS61174890U (en) | 1986-10-31 |
Family
ID=30578850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5582085U Pending JPS61174890U (en) | 1985-04-15 | 1985-04-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61174890U (en) |
-
1985
- 1985-04-15 JP JP5582085U patent/JPS61174890U/ja active Pending