JPS6122188U - Alarm device power supply circuit - Google Patents
Alarm device power supply circuitInfo
- Publication number
- JPS6122188U JPS6122188U JP10394284U JP10394284U JPS6122188U JP S6122188 U JPS6122188 U JP S6122188U JP 10394284 U JP10394284 U JP 10394284U JP 10394284 U JP10394284 U JP 10394284U JP S6122188 U JPS6122188 U JP S6122188U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply circuit
- voltage
- alarm device
- device power
- 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
Landscapes
- Power Conversion In General (AREA)
- Emergency Alarm Devices (AREA)
- Protection Of Static Devices (AREA)
- Rectifiers (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図はこの考案の電源供給回路を具備した整流電源の
回路図、第2図はこの考案の電源供給回路の他の実施例
を示す回路図、第3図はこの考案の電源供給回路の出力
電圧を示す波形図である。
T・・・変圧器、S・・・全波整流器、K・・・電源供
給回路、R−R’・・・抵抗、DZ・・・定電圧ダイオ
ード、D・・・ダイオード、C・・・コンデンサ、Tr
・・・トランジスタ。Figure 1 is a circuit diagram of a rectified power supply equipped with the power supply circuit of this invention, Figure 2 is a circuit diagram showing another embodiment of the power supply circuit of this invention, and Figure 3 is a circuit diagram of the power supply circuit of this invention. FIG. 3 is a waveform diagram showing output voltage. T...Transformer, S...Full wave rectifier, K...Power supply circuit, R-R'...Resistor, DZ... Constant voltage diode, D...Diode, C... Capacitor, Tr
...Transistor.
Claims (1)
供給回路において、上記電源供給回路の出力端子間に脈
流出力電圧のピーク値に比較して十分に低い電圧の基準
電圧を形成する回路と、該基準電圧とほぼ等しい電圧に
充電されるコンデンサと、上記脈流出力電圧波形が上記
基準値よりも低下した期間、ダイオードを介して上記コ
ンデンサの充電々荷を上記出力端子間に供給する回路と
を備えたことを特徴とする警報装置の電源供給回路。In a power supply circuit that full-wave rectifies an AC power supply and supplies pulsating voltage to a load, a reference voltage that is sufficiently lower than the peak value of the pulsating output voltage is formed between the output terminals of the power supply circuit. a capacitor that is charged to a voltage approximately equal to the reference voltage; and a circuit that transfers the charge of the capacitor between the output terminals via a diode during a period when the pulsating output voltage waveform is lower than the reference value. A power supply circuit for an alarm device, comprising: a supply circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10394284U JPS6122188U (en) | 1984-07-10 | 1984-07-10 | Alarm device power supply circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10394284U JPS6122188U (en) | 1984-07-10 | 1984-07-10 | Alarm device power supply circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6122188U true JPS6122188U (en) | 1986-02-08 |
JPS6134875Y2 JPS6134875Y2 (en) | 1986-10-09 |
Family
ID=30663312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10394284U Granted JPS6122188U (en) | 1984-07-10 | 1984-07-10 | Alarm device power supply circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6122188U (en) |
-
1984
- 1984-07-10 JP JP10394284U patent/JPS6122188U/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6134875Y2 (en) | 1986-10-09 |
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