Az431-a, Electrical characteristics – Diodes AZ431A User Manual
Page 5
AZ431-A
Document number: DS36721 Rev.
4
– 2
5 of 21
January 2014
© Diodes Incorporated
AZ431-A
A Product Line of
Diodes Incorporated
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Symbol
Test
Circuit
Parameter
Conditions
Min
Typ
Max
Unit
V
REF
4
Reference Voltage
0.4%
V
KA
= V
REF
, I
KA
= 10mA
2.490
2.500
2.510
V
0.8%
2.480
2.500
2.520
V
REF
4
Deviation of Reference Voltage
Over Full Temperature Range
V
KA
= V
REF
I
KA
= 10mA
0 to +70
o
C
–
4.5
8
mV
-40 to +85
o
C
–
4.5
10
-40 to +125
o
C
–
4.5
16
V
REF
V
KA
5
Ratio of Change in Reference
Voltage to the Change in
Cathode Voltage
I
KA
= 10mA
V
KA
=
10V to V
REF
–
-1.0
-2.7
mV/V
V
KA
=
36V to 10V
–
-0.5
-2.0
I
REF
5
Reference Current
I
KA
= 10mA, R1 =
10KΩ, R2 =
∞
–
0.7
4
µA
I
REF
5
Deviation of Reference Current
Over Full Temperature Range
I
KA
= 10mA, R1 = 10KΩ
R2 = ∞, T
A
= -40 to +125
o
C
–
0.4
1.2
µA
I
KA
(Min)
4
Minimum Cathode Current for
Regulation
V
KA
= V
REF
–
0.4
1.0
mA
I
KA
(Off)
6
Off-state Cathode Current
V
KA
= 36V, V
REF
= 0
–
0.05
1.0
µA
Z
KA
4
Dynamic Impedance
V
KA
= V
REF
, I
KA
= 1 to 100mA,
f ≤ 1.0KHz
–
0.15
0.5
Ω
θ
JC
–
Thermal Resistance
SOT23
–
135.48
–
o
C/W
–
SOT25
–
135.48
–
–
TO92
–
81.63
–
–
SOT89
–
29.80
–