AZ431L_12 Datasheet, PDF (5/17 Pages) BCD Semiconductor Manufacturing Limited – LOW VOLTAGE (1.24V) ADJUSTABLE PRECISION SHUNT REGULATOR

Data Sheet
LOW VOLTAGE (1.24V) ADJUSTABLE PRECISION SHUNT REGULATOR
Electrical Characteristics
(Operating Conditions: T_A=25^oC, unless otherwise noted.)
Parameter
Test
Circuit
Symbol
Conditions
Reference Voltage
0.5%
1.0%
4
V_REF V_KA=V_REF, I_KA=10mA
0^oC to 70^oC
Deviation of Reference Voltage
Over Full Temperature Range
4
ΔV_REF
V_KA=V_REF
I_KA=10mA
-40^oC to 85^oC
-40^oC to 125^oC
Ratio of Change in V_REF to the
Change in Cathode Voltage
5
ΔV_REF I_KA=10mA,
ΔV_KA ΔV_KA:V_REF to 16V
Min
1.234
1.228
Typ
1.240
1.240
2
3
4
-0.5
AZ431L
Max Unit
1.246
V
1.252
10
10 mV
15
-1.5 mV/V
Reference Input Current
5
I_REF I_KA=10mA, R1=10KΩ, R2=∞
0.15
0.4
μA
Deviation of Reference Current
Over Full Temperature Range
5
Minimum Cathode Current for
Regulation
4
Off-state Cathode Current
6
Dynamic Impedance
4
Thermal Resistance
ΔI_REF
I_KA=10mA, R1=10KΩ, R2=∞
T_A=-40 to 125^oC
I_KA
(Min)
V_KA=V_REF
I_KA
(Off)
Z_KA
θ_JC
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
0.1
0.4
μA
55
80
μA
0.04 0.10 _μA
0.01 0.05
0.05 0.15
Ω
84.84
84.84
140.80
29.80
o_C/W
Dec. 2012 Rev. 2. 6
BCD Semiconductor Manufacturing Limited
5