NJM2172V 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM2172V

OPERATIONAL AMPLIFIER WITH EVR

Japan Radio Corporation  

NJM2172

s TEST CIRCUIT 3

VCC

50

50k

50

NULL

Ec

50k 10k 10k

10k 10k Ek

VF

V

10µ

1µ

SW9 SW8

1

2

3

10

9

8

VCA

OPAMP

EVR

EVR AMP

EVR Control

VREF AMP

123

Ach 1 2 3

Bch 14 13 12

5

5 pin

6 pin

5

7

47µ

V+

Test circuit 3 shows only Ach.

Fig.3

-6-

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