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KA431SAMFTF Fiches technique(PDF) 5 Page - ON Semiconductor

No de pièce KA431SAMFTF
Description  Programmable Shunt Regulator
PDF  11 Pages
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Fabricant  ONSEMI [ON Semiconductor]
Site Internet  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

KA431SAMFTF Fiches technique(HTML) 5 Page - ON Semiconductor

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© 2002 Fairchild Semiconductor Corporation
www.fairchildsemi.com
KA431S / KA431SA / KA431SL Rev. 6.7
4
Electrical Characteristics(5)
Values are at TA = 25°C unless otherwise noted.
Note:
5. TMIN = -25°C, TMAX = +85°C
Symbol
Parameter
Conditions
KA431S
KA431SA
KA431SL
Unit
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.
VREF
Reference Input
Voltage
VKA = VREF,
IKA = 10 mA
2.450 2.500 2.550 2.470 2.495 2.520 2.482 2.495 2.508
V
ΔVREF/ΔT
Deviation of
Reference
Input Voltage
Over-
Temperature
VKA = VREF,
IKA = 10 mA,
TMIN ≤ TA ≤ TMAX
4.5
17.0
4.5
17.0
4.5
17.0
mV
ΔVREF/ΔVKA
Ratio of Change in
Reference Input
Voltage
to the Change in
Cathode Voltage
IKA =
10 mA
ΔVKA =
10 V - VREF
-1.0
-2.7
-1.0
-2.7
-1.0
-2.7
mV/V
ΔVKA =
36 V - 10 V
-0.5
-2.0
-0.5
-2.0
-0.5
-2.0
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
Current for
Regulation
VKA = VREF
0.45
1.00
0.45
1.00
0.45
1.00
mA
IKA(OFF)
Off - Stage
Cathode
Current
VKA = 36 V,
VREF = 0
0.05
1.00
0.05
1.00
0.05
1.00
µA
ZKA
Dynamic
Impedance
VKA = VREF,
IKA = 1 to 100 mA,
f ≥ 1.0 kHz
0.15
0.50
0.15
0.50
0.15
0.50
Ω



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