KA431S Fairchild Semiconductor, KA431S Datasheet - Page 3

• Manufacturer Part Number: KA431S
• Description: The KA431S, KA431SA, and KA431SL are three-terminal adjustable regulator series with a guaranteed thermal stability over applicable temperature ranges
• Manufacturer: Fairchild Semiconductor

Electrical Characteristics
(T
• T
Reference Input
Voltage
Deviation of
Reference
Input Voltage
Over-
Temperature
Ratio of Change
in Reference
Input Voltage
to the Change in
Cathode
Voltage
Reference Input
Current
Deviation of
Reference
Input Current
Over Full
Temperature
Range
Minimum
Cathode Cur-
rent for
Regulation
Off - Stage
Cathode
Current
Dynamic
Impedance
A
Parameter
MIN
= +25°C, unless otherwise specified)
= -25°C, T
ΔIREF/ΔT
IKA(OFF)
IKA(MIN)
Symbol
ΔVREF/
ΔVREF/
MAX
ΔVKA
V
IREF
ZKA
ΔT
REF
= +85°C
V
I
VKA=VREF,
IKA=10mA
TMIN≤TA≤TMAX
IKA
=10mA
IKA=10mA,
R1=10kΩ,R2=∞
IKA=10mA,
R1=10kΩ,R2=∞
TA =Full Range
VKA=VREF
VKA=36V,
VREF=0
VKA=VREF,
IKA=1 to 100mA
f ≥1.0kHz
KA
KA
Conditions
=10mA
=V
REF
ΔVKA=10
V-VREF
ΔVKA=36
V-10V
,
2.450 2.500 2.550 2.470 2.495 2.520 2.482 2.495 2.508
Min. Typ.
-
-
-
-
-
-
-
-
KA431S
0.45
0.05
0.15
-1.0
-0.5
4.5
1.5
0.4
Max. Min. Typ. Max. Min. Typ. Max.
-2.7
-2.0
1.2
1.0
1.0
0.5
17
4
-
-
-
-
-
-
-
-
KA431SA
0.45
0.05
0.15
-1.0
-0.5
4.5
1.5
0.4
-2.7
-2.0
1.2
1.0
1.0
0.5
17
4
KA431S/KA431SA/KA431SL
-
-
-
-
-
-
-
-
KA431SL
0.45
0.05
0.15
-1.0
-0.5
4.5
1.5
0.4
-2.7
-2.0
1.2
1.0
1.0
0.5
17
4
mV/V
Unit
mV
mA
μ
μ
μ
V
Ω
A
A
A
3