MB3761 데이터 시트보기 (PDF) - Fujitsu

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MB3761

ASSP VOLTAGE DETECTOR

Fujitsu 

MB3761

s APPLICATION EXAMPLES (Continued)

Figure 12. Programmable Zener

R1

VZ

R2

+ R3

-

1

8

2

7

3

6

4

5

VCC

GND

R2

VZ ∼ (1+ R3 )VR

VZ

≤ VCC - VZ ≤ 6mA

R2 +R3

R1

Channel B can be used independently.

Figure 13. Recovery Reset Circuit

R1 15 KΩ

R2

3.3 KΩ

330 KΩ

R4

6.8 KΩ

R3

0.1µF

C1

VCC = 5 V

1

8

2

7

3

6

4

5

OUT

R5 6.8 KΩ

OUT

GND

8

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