NJM1431A Datasheet, PDF (3/5 Pages) New Japan Radio – ADJUSTABLE HIGH PRECISION SHUNT REGULATOR

NJM1431A
■TEST CIRCUIT
INPUT
VREF
V_KA
IK
INPUT
R1
R2
IREF
VREF
V_KA
IK
INPUT
V_KA
IOFF
Fig.1 V_KA=V_REF to test circuit
Fig.2 V_KA>V_REF to test circuit
V_O=V_KA=V_REF
VO
=
VKA
=
VREF1 +

R1
R2


+
IREF
× R1
Fig.3 I_OFF to test circuit
■POWER DISSIPATION VS. AMBIENT TEMPERATURE
600
TO-92
500
400 _SOT-89
300
MTP5
200
100
0
0
25
50
75
100
Ambient Temperature Ta (°C)
Ver.2004-01-13
-3-