APL1431ADC-TBG(2008) Ver la hoja de datos (PDF) - Anpec Electronics

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APL1431ADC-TBG
(Rev.:2008)

Adjustable Precision Shunt Regulator

Anpec Electronics 

APL1431

Electrical Characteristics (Cont.) T = 25°C ( unless otherwise noted)

A

Symbol

IREF

∆IREF/T

IK(min)

IK(off)

|ZKA|

IK

Parameter

Test Conditions

Reference Current

IK=10mA,

R1=10kΩ, R2=open*2

Reference Current

Drift

IK=10mA, R1=10kΩ,

R2=open, TA= -40 to 85°C*2

Min. Cathode Current VKA=VREF*1

Off-state Cathode

Current

VKA= 20V, VREF= 0V*3

Dynamic Impedance

Cathode Current

VKA=VREF

IK=1mA to 100mA, f ≤1kHz*1

APL1431

Min. Typ. Max.

1.0

3

0.3

1

0.25 0.5

0.1

1

0.1

0.4

100

Notes :

*1 : use Figure 1

*2 : use Figure 2

*3 : use Figure 3

Unit

µA

µA

mA

µA

Ω

mA

Test figures

VIN

Vo

VIN

IK

Vo

IK(off)

VREF

Figure 1. Test Circuit for V =V , V =V =V

KA REF

O KA REF

Figure 3. Test Circuit for I

K(off)

VIN

R1

IREF

R2

VREF

Vo

IK

Figure 2. Test Circuit for VKA>VREF,

VO= VKA= VREF× (1+R1/R2) + IREF × R1

Copyright © ANPEC Electronics Corp.

3

Rev. A.4 - Mar., 2008

www.anpec.com.tw

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