JPS5985085U - power circuit - Google Patents
power circuitInfo
- Publication number
- JPS5985085U JPS5985085U JP15104883U JP15104883U JPS5985085U JP S5985085 U JPS5985085 U JP S5985085U JP 15104883 U JP15104883 U JP 15104883U JP 15104883 U JP15104883 U JP 15104883U JP S5985085 U JPS5985085 U JP S5985085U
- Authority
- JP
- Japan
- Prior art keywords
- magnitude
- output voltage
- detection circuit
- power supply
- 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
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図は従来例の接続図、第２図〜第５図はそれぞれ本
考案の一例の接続図である。
１３はＰＷＭ変調回路、３２は検出回路である。FIG. 1 is a connection diagram of a conventional example, and FIGS. 2 to 5 are connection diagrams of an example of the present invention. 13 is a PWM modulation circuit, and 32 is a detection circuit.
Claims (1)
てコイルに供給し、これにより所望の直流出力電圧を得
るようにした電源回路において、上記直流出力電圧の大
きさを検出する第１の検出回路と、上記負荷に直列とな
るように接続された小さい値の抵抗器と、この抵抗器に
得られる降下電圧の大きさを検出する第２の検出回路と
を有し、上記第１の検出回路の検出出力によって上記ス
イッチング素子に供給される制御パルスのデユーティ−
レシオを変化させて上記直流出力電圧を安定化すると共
に、上記第２の検出回路の検出出力により上記負荷の大
きさに応じて上記コイルのインダクタンスの大きさを制
御して上鮎直流出力電圧を安定化子るようにした電源回
路。A power supply circuit configured to switch a DC input voltage using a switching element and supply it to a coil to thereby obtain a desired DC output voltage, the power supply circuit comprising: a first detection circuit for detecting the magnitude of the DC output voltage; and the load. It has a small-value resistor connected in series with the resistor, and a second detection circuit that detects the magnitude of the voltage drop obtained across this resistor, and the detected output of the first detection circuit Duty of control pulse supplied to the above switching element
The DC output voltage is stabilized by changing the ratio, and the magnitude of the inductance of the coil is controlled according to the magnitude of the load using the detection output of the second detection circuit, so that the Kamiayu DC output voltage is stabilized. A power supply circuit with a stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15104883U JPS5985085U (en) | 1983-09-29 | 1983-09-29 | power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15104883U JPS5985085U (en) | 1983-09-29 | 1983-09-29 | power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5985085U true JPS5985085U (en) | 1984-06-08 |
Family
ID=30334833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15104883U Pending JPS5985085U (en) | 1983-09-29 | 1983-09-29 | power circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5985085U (en) |
-
1983
- 1983-09-29 JP JP15104883U patent/JPS5985085U/en active Pending
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