JPS63156585U - - Google Patents
Info
- Publication number
- JPS63156585U JPS63156585U JP5007487U JP5007487U JPS63156585U JP S63156585 U JPS63156585 U JP S63156585U JP 5007487 U JP5007487 U JP 5007487U JP 5007487 U JP5007487 U JP 5007487U JP S63156585 U JPS63156585 U JP S63156585U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- pulse width
- output
- control circuit
- width control
- 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
- 238000003079 width control Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 3
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Control Of Voltage And Current In General (AREA)
- 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図は、第１図のように構成さ
れた直流電源装置の出力電圧波形と、第３図のよ
うに構成された直流電源装置の出力電圧波形を比
較した図、第３図は従来の直流電源装置を示す図
、第４図は従来の回路の出力電圧波形を示す図で
ある。
図中、１は１次電源、２は補助電源、３はパル
ス幅制御回路、４は駆動回路、５はトランス、６
はトランジスタ、７，８，９はダイオード、１０
はチヨークコイル、１１はコンデンサ、１２は帰
還回路、１３は負荷、１４は電流変化率検出回路
である。なお、各図中同一符号は同一または相当
部分を示す。
Figure 1 is a diagram showing an example of the circuit of a DC power supply to which this invention is applied, and Figure 2 shows the output voltage waveform of the DC power supply configured as shown in Figure 1, and the circuit example of the DC power supply configured as shown in Figure 3. FIG. 3 is a diagram showing a conventional DC power supply device, and FIG. 4 is a diagram showing an output voltage waveform of a conventional circuit. In the figure, 1 is a primary power supply, 2 is an auxiliary power supply, 3 is a pulse width control circuit, 4 is a drive circuit, 5 is a transformer, 6
is a transistor, 7, 8, 9 are diodes, 10
11 is a capacitor, 12 is a feedback circuit, 13 is a load, and 14 is a current change rate detection circuit. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
電圧の制御を行うパルス幅制御回路と、前記パル
ス幅制御回路の出力信号を電力増幅する駆動回路
と、前記駆動回路の出力信号によりスイツチング
動作を行うトランジスタと、１次巻線の一端がト
ランジスタのコレクタに接続され、かつ少なくと
も１つの２次巻線を有するトランスと、前記トラ
ンスの２次巻線出力を整流する複数のダイオード
と、前記ダイオードの出力を整流する平滑回路と
、前記パルス幅制御回路に出力電圧の帰還を与え
るための帰還回路と、負荷への供給電流の変化率
を検出する電流検出回路とを備えたことを特徴と
する直流電源装置。 A pulse width control circuit that controls the voltage supplied to the load by changing the pulse width of a pulse signal, a drive circuit that power amplifies the output signal of the pulse width control circuit, and a switching operation using the output signal of the drive circuit. a transformer having one end of a primary winding connected to the collector of the transistor and having at least one secondary winding; a plurality of diodes rectifying the secondary winding output of the transformer; A direct current comprising: a smoothing circuit that rectifies the output; a feedback circuit that provides feedback of the output voltage to the pulse width control circuit; and a current detection circuit that detects a rate of change in the current supplied to the load. power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5007487U JPS63156585U (en) | 1987-04-02 | 1987-04-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5007487U JPS63156585U (en) | 1987-04-02 | 1987-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63156585U true JPS63156585U (en) | 1988-10-13 |
Family
ID=30873095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5007487U Pending JPS63156585U (en) | 1987-04-02 | 1987-04-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63156585U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0314980U (en) * | 1989-06-27 | 1991-02-14 | ||
| JP2008198227A (en) * | 2000-08-31 | 2008-08-28 | Primarion Inc | Apparatus and system for providing transient suppression power regulation |
| JP2009291006A (en) * | 2008-05-29 | 2009-12-10 | Fujitsu Ltd | Device and method for converting voltage, and program for determining duty ratio |
| JP2012524401A (en) * | 2009-04-17 | 2012-10-11 | ナショナル セミコンダクタ コーポレイション | Overvoltage protection system and method in photovoltaic system |
| WO2015129325A1 (en) * | 2014-02-27 | 2015-09-03 | 日立オートモティブシステムズ株式会社 | Internal combustion engine controller |
-
1987
- 1987-04-02 JP JP5007487U patent/JPS63156585U/ja active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0314980U (en) * | 1989-06-27 | 1991-02-14 | ||
| JP2008198227A (en) * | 2000-08-31 | 2008-08-28 | Primarion Inc | Apparatus and system for providing transient suppression power regulation |
| JP2009291006A (en) * | 2008-05-29 | 2009-12-10 | Fujitsu Ltd | Device and method for converting voltage, and program for determining duty ratio |
| JP2012524401A (en) * | 2009-04-17 | 2012-10-11 | ナショナル セミコンダクタ コーポレイション | Overvoltage protection system and method in photovoltaic system |
| WO2015129325A1 (en) * | 2014-02-27 | 2015-09-03 | 日立オートモティブシステムズ株式会社 | Internal combustion engine controller |
| JPWO2015129325A1 (en) * | 2014-02-27 | 2017-03-30 | 日立オートモティブシステムズ株式会社 | Internal combustion engine control device |
| US10202925B2 (en) | 2014-02-27 | 2019-02-12 | Hitachi Automotive Systems, Ltd. | Internal combustion engine controller |