Data Sheet
LOW VOLTAGE (1.24V) ADJUSTABLE PRECISION SHUNT REGULATOR
AZ431L
Electrical Characteristics
(Operating Conditions: T
A
=25
o
C, unless otherwise noted.)
Parameter
Reference Voltage
0.5%
1.0%
Test
Symbol
Circuit
4
V
REF
Conditions
V
KA
=V
REF,
I
KA
=10mA
0
o
C to 70
o
C
-40
o
C to 85
o
C
-40
o
C to 125
o
C
Min
1.234
1.228
Typ
1.240
1.240
2
3
4
-0.5
Max
1.246
1.252
10
10
15
-1.5
mV/V
mV
Unit
V
Deviation of Reference Voltage
Over Full Temperature Range
4
∆V
REF
V
KA
=V
REF
I
KA
=10mA
Ratio of Change in V
REF
to the
Change in Cathode Voltage
Reference Input Current
Deviation of Reference Current
Over Full Temperature Range
Minimum Cathode Current for
Regulation
Off-state Cathode Current
Dynamic Impedance
5
∆V
REF
I
KA
=10mA,
∆V
KA
∆V
KA
:V
REF
to 16V
I
REF
I
KA
=10mA, R1=10KΩ, R2=∞
I
KA
=10mA, R1=10KΩ, R2=∞
T
A
=-40 to 125
o
C
V
KA
=V
REF
V
REF
=0, V
KA
=18V
V
KA
=6, V
REF
=0
V
KA
=V
REF
, I
KA
=1 to 100mA
f≤ 1.0kHz
SOT-23
SOT-23-5
TO-92
SOT-89
5
0.15
0.4
µA
5
∆I
REF
I
KA
(Min)
I
KA
(Off)
Z
KA
0.1
0.4
µA
4
55
0.04
0.01
0.05
84.84
84.84
140.80
88.00
80
0.10
0.05
0.15
µA
µA
6
4
Ω
Thermal Resistance
θ
JC
o
C/W
Aug. 2011 Rev. 2. 4
5
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
