JPS6076416U - Constant voltage power supply with overload protection function - Google Patents
Constant voltage power supply with overload protection functionInfo
- Publication number
- JPS6076416U JPS6076416U JP16895883U JP16895883U JPS6076416U JP S6076416 U JPS6076416 U JP S6076416U JP 16895883 U JP16895883 U JP 16895883U JP 16895883 U JP16895883 U JP 16895883U JP S6076416 U JPS6076416 U JP S6076416U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- control
- constant voltage
- voltage power
- protection function
- 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
- Protection Of Static Devices (AREA)
- Continuous-Control Power Sources That Use Transistors (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、従来の定電圧電源装置を示す回路図、第２図
は、第１図の装置における過負荷保護回路１を除いた部
分を示す回路図、第３図は、本考案の一実施例を示す回
路図、第４図は、本考案の他の実施例を示す回路図であ
る。
主要部分の符号の説明、Ｑ、、、 Ｑ３． ｑ、 Ｑ５
． Ｑ６・・・トランジスタ、Ｒ１？ Ｒ３，Ｒ４９Ｒ
５？ Ｒｓｔ Ｒ７９Ｒ８・・・抵抗、Ｄ４．Ｄ２・・
・定電圧ダイオード。FIG. 1 is a circuit diagram showing a conventional constant voltage power supply device, FIG. 2 is a circuit diagram showing a portion of the device shown in FIG. FIG. 4 is a circuit diagram showing another embodiment of the present invention. Explanation of symbols of main parts, Q, Q3. q, Q5
．． Q6...Transistor, R1? R3, R49R
5? Rst R79R8...Resistance, D4. D2...
- Constant voltage diode.
Claims (2)
続される制御素子の抵抗値を可変制御することによって
出力電圧が第１所定電圧になるようにした定電圧電源装
置であって、前記制御素子の入力側に直列に接続された
抵抗素子と、前記抵抗素子の両端間の電圧が第２所定電
圧以上になったとき前記出力電圧が前記第１所定電圧よ
り低くなるように前記制御素子の抵抗値を制御する制御
手段とを備えたことを特徴とする過負荷保護機能を有す
る定電圧電源装置。(1) A constant voltage power supply device configured to variably control the resistance value of a control element supplied by an unstable input means and connected in series to a load so that the output voltage becomes a first predetermined voltage, a resistance element connected in series to the input side of the control element; and the control so that the output voltage becomes lower than the first predetermined voltage when a voltage between both ends of the resistance element becomes a second predetermined voltage or higher. 1. A constant voltage power supply device having an overload protection function, comprising: a control means for controlling a resistance value of an element.
制御手段は、前記抵抗素子の両端間の電圧が前記第２所
定電圧以上になったとき前記制御素子のベースの電位を
低下させるベース電位低下手段からなることを特徴とす
る実用新案登録請求の範囲第１項記載の過負荷保護機能
を有する定電圧電源装置。(2) The control element is a transistor, and the control means is configured to lower the base potential of the control element when the voltage across the resistance element becomes equal to or higher than the second predetermined voltage. A constant voltage power supply device having an overload protection function according to claim 1, characterized in that the device comprises a means for protecting against overload.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16895883U JPS6076416U (en) | 1983-10-31 | 1983-10-31 | Constant voltage power supply with overload protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16895883U JPS6076416U (en) | 1983-10-31 | 1983-10-31 | Constant voltage power supply with overload protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6076416U true JPS6076416U (en) | 1985-05-28 |
Family
ID=30369233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16895883U Pending JPS6076416U (en) | 1983-10-31 | 1983-10-31 | Constant voltage power supply with overload protection function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6076416U (en) |
-
1983
- 1983-10-31 JP JP16895883U patent/JPS6076416U/en active Pending
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