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KA431SAMF2TF 데이터 시트보기 (PDF) - Fairchild Semiconductor

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KA431SAMF2TF Programmable Shunt Regulator Fairchild
Fairchild Semiconductor Fairchild
KA431SAMF2TF Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
Electrical Characteristics
Values are at TA = 25°C unless otherwise noted.
Symbol
Parameter
Conditions
KA431S
KA431SA
KA431SL
Unit
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.
VREF
ΔVREF/ΔT
ΔVREF/ΔVKA
Reference Input
Voltage
Deviation of
Reference
Input Voltage
Over-
Temperature
Ratio of Change in
Reference Input
Voltage
to the Change in
Cathode Voltage
VKA = VREF,
IKA = 10 mA
2.450 2.500 2.550 2.470 2.495 2.520 2.482 2.495 2.508
VKA = VREF,
IKA = 10 mA,
TMIN TA TMAX
4.5 17.0
4.5 17.0
4.5 17.0
IKA =
10 mA
ΔVKA = 10
V - VREF
ΔVKA = 36
V - 10 V
-1.0 -2.7
-0.5 -2.0
-1.0 -2.7
-0.5 -2.0
-1.0 -2.7
-0.5 -2.0
V
mV
mV/V
IREF
Reference Input
Current
IKA = 10 mA,
R1 = 10 kΩ, R2 =
1.5 4.0
1.5 4.0
1.5 4.0 μA
ΔIREF/ΔT
Deviation of
Reference
Input Current
Over Full
Temperature
Range
IKA = 10 mA,
R1 = 10 kΩ, R2 =
TA = Full Range
0.4 1.2
0.4 1.2
0.4 1.2 μA
IKA(MIN)
Minimum Cathode
Cur-
VKA = VREF
rent for Regulation
0.45 1.00
0.45 1.00
0.45 1.00 mA
IKA(OFF)
ZKA
Note:
Off - Stage
Cathode
Current
Dynamic
Impedance
VKA = 36 V,
VREF = 0
VKA = VREF,
IKA = 1 to 100 mA,
f 1.0 kHz
0.05 1.00
0.15 0.50
0.05 1.00
0.15 0.50
0.05 1.00 μA
0.15 0.50 Ω
1. TMIN = -40°C, TMAX = +85°C
© 2011 Fairchild Semiconductor Corporation
KA431S / KA431SA / KA431SL Rev. 1.1.0
4
www.fairchildsemi.com
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