AZ432_07 Datasheet, PDF (5/17 Pages) BCD Semiconductor Manufacturing Limited – LOW VOLTAGE (1.25V) ADJUSTABLE PRECISION SHUNT REGULATOR

Data Sheet
LOW VOLTAGE (1.25V) ADJUSTABLE PRECISION SHUNT REGULATOR
AZ432
Electrical Characteristics
(Typical and limits apply for 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
Deviation of Reference Voltage
Over Full Temperature Range
4
∆V_REF
V_KA=V_REF
I_KA=10mA
0 to 70^oC
-40 to 85^oC
-40 to 125^oC
Ratio of Change in V_REF to the
5
Change in Cathode Voltage
∆V_REF I_KA=10mA,
∆V_KA ∆V_KA: V_REF to 16V
Reference Input Current
5
I_REF I_KA=10mA, R1=10KΩ, R2=∞
Deviation of Reference Current
Over Full Temperature Range
5
∆I_REF
I_KA=10mA, R1=10KΩ, R2=∞
T_A=-40 to 125^oC
Minimum Cathode Current for
Regulation
4
I_KA
(MIN)
V_KA=V_REF
Off-state Cathode
Current
6
I_KA ^VREF^{=0, V}KA^=18V
(OFF) _{VKA=6V, VREF=0}
Dynamic Impedance
4
Z_KA
V_KA=V_REF, I_KA=1 to 100mA
f≤1.0kHz
Min
1.244
1.238
Typ
1.250
1.250
2
3
4
-0.5
0.15
0.1
55
0.04
0.01
0.05
Max
1.256
1.262
10
10
15
-1.5
0.4
0.4
80
0.10
0.05
0.15
Unit
V
mV
mV/V
µA
µA
µA
µA
Ω
Mar. 2007 Rev. 1. 6
BCD Semiconductor Manufacturing Limited
5