AHK432
Adjustable Low Voltage Shunt Regulator
Electrical Characteristics
T
A
= 25°C, unless otherwise noted.
AHK432 0.5%
AHK432 1.0%
AHK432 2.0%
Symbol
V
REF
Description Conditions
Min Typ Max Min Typ Max Min Typ Max Units
V
DEV
∆V
REF
/
∆V
Z
I
REF
I
REF(DEV)
I
Z(OFF)
R
Z
I
Z(MIN)
V
Z
= V
REF
T
A
= 25°C 1.234 1.240 1.246 1.228 1.240 1.252 1.215 1.240 1.265
Reference
I
Z
= 10mA
V
1.258 1.215
1.265 1.200
1.280
Voltage
(test circuit 1) T
A
= -40 1.222
to +105°C
T
A
= -40°C to +105°C,
10
25
10
25
10
25
mV
V
REF
Temp
V
Z
= V
REF
, I
Z
= 10mA
Deviation
(test circuit 1)
Ratio of Change I
Z
= 10mA,
-1.0 -2.7
-1.0 -2.7
-1.0 -2.7 mV/V
in V
REF
to
∆V
Z
= 16V to V
REF
Change in
(test circuit 2)
Cathode Voltage
Reference
R1 = 10kΩ, R2 =
∞,
0.15 0.5
0.15 0.5
0.15 0.5
µA
Input Current I
Z
= 10mA (test circuit 2)
I
REF
Temp
T
A
= -40°C to +105°C
0.1
0.4
0.1
0.4
0.1
0.4
µA
Deviation
R1 = 10kΩ, R2 =
∞,
I
Z
= 10mA (test circuit 2)
Off State
V
REF
= 0V
V
Z
= 6V
0.04 0.1
0.04 0.1
0.04 0.1
µA
Cathode Current (test circuit 3) V
Z
= 16V
0.04 0.5
0.04 0.5
0.04 0.5
Dynamic
f <1kHz, V
Z
= V
REF
,
0.05 0.2
0.05 0.2
0.05 0.2
Ω
Output
I
Z
= 100µA to 100mA
Impedance
(test circuit 1)
Minimum
V
Z
= V
REF
(test circuit 1)
60
80
60
80
60
80
µA
Operating
Current
4
432.2005.11.1.3
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
