APL431
Electrical Characteristics (Cont.) TA= 25°C ( unless otherwise noted)
APL431
Symbol
Parameter
Test Conditions
Unit
Min.
2.487
2.475
2.450
Typ.
2.500
2.500
2.500
Max.
2.513
2.525
2.550
APL431A
APL431B
APL431C
VKA=VREF
,
VREF
Reference voltage
V
IK=10mA*1
VKA=VREF,IK=10mA
TA =0 to 70°C*1
TA =-40 to 85°C*1
Reference voltage
drift over temp. range
20
30
mV
V
REF / T
∆
IK=10mA, VKA=VREF to 10V*2
IK=10mA, VKA=VREF to 20V*2
IK=10mA,
-1.5
-1.2
-3
-2.5
Voltage ratio (open
loop gain)
mV/V
V
/ V
∆
KA
∆
REF
IREF
REF/T
Reference current
1.0
3
A
A
µ
µ
R =10k , R =open*2
Ω
1
2
Reference current
drift
I =10mA, R =10k ,
Ω
K 1
0.3
0.25
0.1
1
0.5
1
I
∆
R =open, T = -40 to 85 C*2
°
2
A
*1
IK(min)
IK(off)
Min. cathode current VKA=VREF
Off-state cathode
mA
VKA= 20V, VREF= 0V*3
VKA=VREF
A
µ
current
|ZKA|
IK
Dynamic impedance
Cathode current
0.1
0.4
Ω
I =1mA to 100mA, f 1kHz*1
≤
K
VKA=VREF+ 50mV*2
100
mA
Notes :
*1 : use Figure 1
*2 : use Figure 2
*3 : use Figure 3
Copyright ANPEC Electronics Corp.
3
www.anpec.com.tw
Rev. C.1 - Jun., 2003
ANPEC [ ANPEC ELECTRONICS COROPRATION ]
