APL431ABC-PB datasheet(3/16 Pages) ANPEC

3 / 16 page

Rev. C.1 - Jun., 2003

APL431

www.anpec.com.tw

Electrical Characteristics (Cont.) T

A= 25°C ( unless otherwise noted)

APL431

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

APL431A

2.487

2.500

2.513

APL431B

2.475

2.500

2.525

REF

Reference voltage

KA=VREF,

K=10mA*

APL431C

2.450

2.500

2.550

∆VREF / T

Reference voltage

drift over temp. range

KA=VREF,IK=10mA

A =0 to 70°C*

A =-40 to 85°C*

K=10mA, VKA=VREF to 10V

-1.5

-3

∆VREF / ∆VKA

Voltage ratio (open

loop gain)

K=10mA, VKA=VREF to 20V

-1.2

-2.5

mV/V

REF

Reference current

K=10mA,

1=10k

Ω, R2=open*2

1.0

µA

∆IREF/T

Reference current

drift

K=10mA, R1=10k

Ω,

2=open, TA= -40 to 85

°C*2

0.3

µA

K(min)

Min. cathode current V

KA=VREF

0.25

0.5

K(off)

Off-state cathode

current

KA= 20V, VREF= 0V

0.1

µA

KA|

Dynamic impedance

KA=VREF

K=1mA to 100mA, f

≤1kHz*1

0.1

0.4

Ω

Cathode current

KA=VREF+ 50mV

100

Notes :

*1 : use Figure 1

*2 : use Figure 2

*3 : use Figure 3

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