MB3761 Ver la hoja de datos (PDF) - Fujitsu

Número de pieza

componentes Descripción

Fabricante

MB3761

ASSP VOLTAGE DETECTOR

Fujitsu 

MB3761

s APPLICATION EXAMPLES (Continued)

Figure 10. Voltage Detection for Alarm

R3

R1

R2

R4

1

8

2

7

3

6

4

5

VCC

RL

VO

GND

For hysteresis, a positive feedback from pin 2 or 7 is required.

VO

VCCL

R1

VCCH = (1+ R2 )VR

VCCH

VCC

R3

VCCL = (1+ R4 )VR

VCCL ≥ 2.5 V

Figure 11. Voltage Detection for Alarm

R3

R1

R4

R2

1

8

2

7

3

6

4

5

VCC

RL

VO

GND

VO

VCCL

R3

VCCH = (1 + R4 )VR

VCCH

VCC

R1

VCCL = (1 + R2 )VR

VCCL ≥ 2.5 V

7

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