2

Input

1

Reset Output

GN

D

5

LR6301

3

Reset Output

To MCU or Logic

Circuitry

Power Supply 1

Power Supply 2

Power Supply 3

2

Input

1

GN

D

LR6301

3

GN

D

3

2

Input

1

GN

D

LR6301

3

GN

D

3

For monitoring power supplies with a time delay reset, only a single LR6301 with delay capacitor is required.

Multiple Power Supply Undervoltage

Supervision with Time Delay Reset

Reset Output

Reset Output

Leshan Radio Co ., Ltd

12/22

Ver 1.5 Nov 2009