JPS5880792U - Self-excited DC-DC converter - Google Patents
Self-excited DC-DC converterInfo
- Publication number
- JPS5880792U JPS5880792U JP17563981U JP17563981U JPS5880792U JP S5880792 U JPS5880792 U JP S5880792U JP 17563981 U JP17563981 U JP 17563981U JP 17563981 U JP17563981 U JP 17563981U JP S5880792 U JPS5880792 U JP S5880792U
- Authority
- JP
- Japan
- Prior art keywords
- excited
- self
- switching element
- signal
- overcurrent protection
- 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
Landscapes
- Dc-Dc Converters (AREA)
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図は従来の自励式；ＤＣ−ＤＣコンバータの電気回
路接続図、第２図は本考案に係る自励式ＤＣ−ＤＣコン
バータの電気回路接続図、第３図は同じく別の実施例に
おける電気回路接続図である。
Ｑｌ、Ｑ２・・・トランジスタ、Ｔ１・・・変圧器、Ｎ
ｌ、Ｎ２．Ｎ３−・・巻線、Ｃａｃ−：ｌ ７デンサ、
Ｄｄ・・・ダイオード、５・・・過電流保護回路、６・
・・電圧安定化回路。
い口
第２図 １
６′
今
モ］Fig. 1 is an electric circuit connection diagram of a conventional self-excited DC-DC converter, Fig. 2 is an electric circuit connection diagram of a self-excited DC-DC converter according to the present invention, and Fig. 3 is an electric circuit connection diagram of a conventional self-excited DC-DC converter. It is a circuit connection diagram. Ql, Q2...transistor, T1...transformer, N
l, N2. N3-...Winding, Cac-:l 7 capacitor,
Dd...Diode, 5...Overcurrent protection circuit, 6.
...Voltage stabilization circuit. Figure 2 1 6′ Now]
Claims (1)
側に正帰還をかけて自励発振動作をさせ、その発振出力
を前記変圧器の他の巻線より取出すようにした自励式；
ＤＣ−ＤＣコンバータにおいて、前ｉ還信号を入力信号
として前記スイッチング素子のスイッチング動作を制御
する過電流保護回路を有し、前記スイッチング素子及び
前記過電流保護回路に対する前記帰還信号の直流結合回
路と、前記スイッチング素子に対する前記帰還信号の交
流結合回路とを互いに分離すると共に、前記過電流保護
回路に対する前記帰還信号の注入位置に電圧信号を注入
する回路構成を特徴とする自励式％式％A self-excited type in which positive feedback is applied from the output side to the input side of the switching element via the winding of the transformer to cause self-excited oscillation, and the oscillation output is taken out from another winding of the transformer;
The DC-DC converter includes an overcurrent protection circuit that controls the switching operation of the switching element using a pre-return signal as an input signal, and a DC coupling circuit for the feedback signal to the switching element and the overcurrent protection circuit; A self-excited % type % characterized by a circuit configuration that separates the AC coupling circuit of the feedback signal to the switching element from each other and injects a voltage signal to the injection position of the feedback signal to the overcurrent protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17563981U JPS5880792U (en) | 1981-11-25 | 1981-11-25 | Self-excited DC-DC converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17563981U JPS5880792U (en) | 1981-11-25 | 1981-11-25 | Self-excited DC-DC converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5880792U true JPS5880792U (en) | 1983-06-01 |
Family
ID=29968092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17563981U Pending JPS5880792U (en) | 1981-11-25 | 1981-11-25 | Self-excited DC-DC converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5880792U (en) |
-
1981
- 1981-11-25 JP JP17563981U patent/JPS5880792U/en active Pending
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