JPS62168791U - - Google Patents
Info
- Publication number
- JPS62168791U JPS62168791U JP5416086U JP5416086U JPS62168791U JP S62168791 U JPS62168791 U JP S62168791U JP 5416086 U JP5416086 U JP 5416086U JP 5416086 U JP5416086 U JP 5416086U JP S62168791 U JPS62168791 U JP S62168791U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- ground
- secondary winding
- primary winding
- winding
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims 7
- 238000010586 diagram Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図…この考案の実施例の回路図、第２図…
その昇圧動作の際の回路動作を説明するための電
圧および電流波形図、第３図…その降圧動作の際
の回路動作を説明するための電圧および電流波形
図、第４図…従来装置の回路図、第５図…その回
路動作を説明するための電圧および電流波形図。
１…入力電圧端子、２…出力電圧端子、３…ト
ランス、４…スイツチング素子、５，６…整流回
路、７，８…サージ電圧抑制回路、９…フライホ
イールダイオード、１０…スイツチング素子。
Figure 1...Circuit diagram of an embodiment of this invention, Figure 2...
FIG. 3 is a voltage and current waveform diagram for explaining the circuit operation during step-up operation; FIG. 4 is a voltage and current waveform diagram for explaining the circuit operation during step-down operation; FIG. 4 is the circuit of the conventional device. Figure 5: Voltage and current waveform diagrams for explaining the circuit operation. DESCRIPTION OF SYMBOLS 1... Input voltage terminal, 2... Output voltage terminal, 3... Transformer, 4... Switching element, 5, 6... Rectifier circuit, 7, 8... Surge voltage suppression circuit, 9... Flywheel diode, 10... Switching element.
Claims (1)
一次巻線の接地側端子とアースとの間に接続され
た第１のスイツチング素子と、二次巻線に接続さ
れた整流回路と、二次巻線の接地側端子とアース
との間に逆極性に接続されたフライホイールダイ
オードと、二次巻線の接地側端子と一次巻線のホ
ツト側端子との間に接続された第２のスイツチン
グ素子とを備え、昇圧動作の際には第２のスイツ
チング素子を導通させた状態で第１のスイツチン
グ素子を断続させ、また、降圧動作の際には第１
のスイツチング素子を非導通にさせた状態で第２
のスイツチング素子を断続させることを特徴とす
るＤＣ―ＤＣコンバータ。 a transformer having a primary winding and a secondary winding;
A first switching element connected between the ground terminal of the primary winding and the ground, a rectifier circuit connected to the secondary winding, and a reverse switching element connected between the ground terminal of the secondary winding and the ground. It includes a flywheel diode connected to the polarity, and a second switching element connected between the ground side terminal of the secondary winding and the hot side terminal of the primary winding. The first switching element is turned on and off while the switching element of
The second switching element is made non-conductive.
A DC-DC converter characterized by intermittent switching elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986054160U JPH0537668Y2 (en) | 1986-04-12 | 1986-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986054160U JPH0537668Y2 (en) | 1986-04-12 | 1986-04-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62168791U true JPS62168791U (en) | 1987-10-26 |
| JPH0537668Y2 JPH0537668Y2 (en) | 1993-09-22 |
Family
ID=30880898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986054160U Expired - Lifetime JPH0537668Y2 (en) | 1986-04-12 | 1986-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0537668Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50109429A (en) * | 1974-02-05 | 1975-08-28 | ||
| JPS59178968A (en) * | 1983-03-26 | 1984-10-11 | Sharp Corp | Power source voltage switching circuit |
| JPS6152152A (en) * | 1984-07-27 | 1986-03-14 | Tohoku Metal Ind Ltd | Stepup dc/dc converter having overcurrent protecting circuit |
-
1986
- 1986-04-12 JP JP1986054160U patent/JPH0537668Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50109429A (en) * | 1974-02-05 | 1975-08-28 | ||
| JPS59178968A (en) * | 1983-03-26 | 1984-10-11 | Sharp Corp | Power source voltage switching circuit |
| JPS6152152A (en) * | 1984-07-27 | 1986-03-14 | Tohoku Metal Ind Ltd | Stepup dc/dc converter having overcurrent protecting circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0537668Y2 (en) | 1993-09-22 |