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SMF Battery Guard

SMF Battery Guard

+

+

A

6V

SM

BATT.

LED1

R1

620Ω

RL1

5V

1C/O

RELAY

N/O

D1

1N4007

R2

2.2K

R3

100Ω

C2

10μ

10V

ZD1

2.2V

R4

1.2K

VR1

4.7K

T2

BC547

C1

10μ

16V

T1

BC547

B

J1

N/C

SMF Battery Guard

3
0
0
publish time: 2020-09-29
Circuit Everyday

The emergency light is an automatic system that turns on the light source powered by the rechargeable battery immediately after the main power source fails. When the power is restored, the indicator light will automatically go out.

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