JPS62149280U - - Google Patents
Info
- Publication number
- JPS62149280U JPS62149280U JP3481086U JP3481086U JPS62149280U JP S62149280 U JPS62149280 U JP S62149280U JP 3481086 U JP3481086 U JP 3481086U JP 3481086 U JP3481086 U JP 3481086U JP S62149280 U JPS62149280 U JP S62149280U
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- switching element
- pulse width
- width modulation
- 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
- 238000009499 grossing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000010356 wave oscillation Effects 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図はこの考案を適用した直流電源装置の回
路例を示す図、第２図及び第３図はこの考案の動
作を説明するための図、第４図は従来の直流電源
装置の回路図、第５図及び第６図は従来の直流電
源装置の動作を説明するための図である。
図中１は１次電源、２はスイツチング素子、３
は高周波トランス、４は整流回路、５は平滑回路
、６は負荷、７は基準電圧発生回路、８は誤差増
幅器、９は位相補償回路、１０は三角波発振回路
、１１はパルス幅変調回路、１２はドライバ、１
３は乗算器である。なお、図中同一あるいは相当
部分には同一符号を付してある。
Figure 1 is a diagram showing a circuit example of a DC power supply to which this invention is applied, Figures 2 and 3 are diagrams for explaining the operation of this invention, and Figure 4 is a circuit diagram of a conventional DC power supply. , FIG. 5, and FIG. 6 are diagrams for explaining the operation of a conventional DC power supply device. In the figure, 1 is the primary power supply, 2 is the switching element, and 3
is a high frequency transformer, 4 is a rectifier circuit, 5 is a smoothing circuit, 6 is a load, 7 is a reference voltage generation circuit, 8 is an error amplifier, 9 is a phase compensation circuit, 10 is a triangular wave oscillation circuit, 11 is a pulse width modulation circuit, 12 is the driver, 1
3 is a multiplier. In addition, the same reference numerals are given to the same or corresponding parts in the figures.
Claims (1)
チング素子と、前記スイツチング素子の出力を整
流する整流回路と、前記整流回路の出力を平滑す
る平滑回路と、前記平滑回路の出力を基準電圧信
号と比較し負荷への供給電圧を制御するための信
号を発生する誤差増幅器と、上記１次電源の出力
及び上記誤差増幅器の出力とを乗算する乗算器と
、前記乗算器の出力及び三角波信号とによりパル
ス信号に変換して負荷への供給電圧の制御を行う
パルス幅変調回路と、前記パルス幅変調回路の出
力を電力増幅すると共に上記スイツチング素子を
制御するドライバとを備えたことを特徴とする直
流電源装置。 a switching element that switches power from a primary power source; a rectifier circuit that rectifies the output of the switching element; a smoothing circuit that smoothes the output of the rectifier circuit; an error amplifier that generates a signal for controlling the voltage supplied to the circuit; a multiplier that multiplies the output of the primary power source and the output of the error amplifier; A DC power supply device comprising: a pulse width modulation circuit that converts and controls a voltage supplied to a load; and a driver that amplifies the power of the output of the pulse width modulation circuit and controls the switching element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3481086U JPS62149280U (en) | 1986-03-11 | 1986-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3481086U JPS62149280U (en) | 1986-03-11 | 1986-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62149280U true JPS62149280U (en) | 1987-09-21 |
Family
ID=30843711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3481086U Pending JPS62149280U (en) | 1986-03-11 | 1986-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62149280U (en) |
-
1986
- 1986-03-11 JP JP3481086U patent/JPS62149280U/ja active Pending
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