WSL431
Absolute Maximum Ratings
Symbol
Parameter
Rating
26
150
Unit
VKA
Cathode voltage
V
mA
mA
˚C
˚C
˚C
I
Iref
K
Continuous cathode current range
Reference current range
3
T
T
A
Ambient temperature range
Junction temperature range
Storage Temperature Range
0 to 85
0 to 125
-65 to 150
260
J
TSTG
TSO
Lead temperature range, T
s
(Soldering,
˚C
10sec)
Electrical Characteristics
TA
= 25˚C (unless otherwise noted)
Symbol
Vref
Parameter
VKA=Vref, IK=10mA.
Test Conditions
WSL431
Unit
Min.
Typ.
Max.
WSL431B 2.4925 2.505 2.5175
WSL431C 2.480
WSL431D 2.455
2.505 2.530
2.505 2.555
Reference Voltage Drift over TA=0 to 85°C*1 , I k =10mA.
Temp. range
4
20
mV
ΔVref/T
ΔVref/ΔVKA
Iref
Voltage Ration
IK=10 mA, VKA=Vref to 20V*2
- 4
- 1.6
0.4
mV/
V
µA
(open loop gain)
Reference Current
IK=10mA,
3.5
1.2
R1=10KΩ, R2=open*2
Reference Current Drift
IK=10 mA,
0.4
µA
ΔIref/T
R1=10KΩ, R2=open, TA=0 to
85°C*2
Min. Cathode Current
Off-state Cathode Current
Dynamic Impedance
VKA=Vref*1
0.15
0.1
0.4
1
mA
µA
Ω
I
I
z
K(min)
K(off)
VKA=20V, Vref=0V*3
VKA=Vref, IK=1 mA to 100mA, -0.4
f=1k Hz*1
-0.1
KA
Notes: *1: use Figure 1
*2: use Figure 2
*3: use Figure 3
Winson reserves the right to make changes to improve reliability or manufacturability.
©Winson, Jan. 2000 (Rev. C)
WINSON [ WINSON SEMICONDUCTOR CORP. ]
