KA431ADTF 데이터 시트보기 (PDF) - ON Semiconductor

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KA431ADTF

Programmable Shunt Regulator

ON Semiconductor 

Electrical Characteristics

Values are at TA = 25°C unless otherwise noted.

Symbol Parameter

Conditions

KA431

KA431A

KA431L

Unit

Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.

VREF

Reference VKA = VREF,

Input Voltage IKA = 10 mA

2.450 2.500 2.550 2.470 2.495 2.520 2.482 2.495 2.508 V

Deviation of

ΔVREF/

ΔT

Reference

Input Voltage

Over-

Temperature

VKA = VREF,

IKA =10 mA

TMIN ≤ TA ≤ TMAX(1)

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 =

10V-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

mV / V

-0.5 -2.0

IREF

Reference IKA = 10 mA,

Input Current 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

Note:

1. TMIN = -25°C, TMAX = +85°C.

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