NJM2820 데이터 시트보기 (PDF) - Japan Radio Corporation
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NJM2820 Datasheet PDF : 7 Pages
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NJM2820, NJM2821, NJM2822
■TEST CIRCUIT
INPUT
VKA
IK
VREF
Fig.1 VKA=VREF to test circuit
VO=VKA=VREF
INPUT
VKA
IOFF
INPUT
R1
R2
IREF
VREF
VKA
IK
Fig.2 VKA>VREF to test circuit
VO = VKA = VREF⎜⎛1+ R1 ⎟⎞ + IREF × R1
⎝ R2 ⎠
IK=1mA
10kΩ
470uF
10kΩ
Fig.3 IOFF to test circuit
Fig.4 Gain and Phase to test circuit
■POWER DISSIPATION VS. AMBIENT TEMPERATURE
250
200
150
100
50
0
0
25
50
75
100
Ambient Temperature Ta (°C)
Ver.2009-11-12
-3-
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