AME, Inc.
AME431B
Adjustable Precision Shunt Regulator
n
Electrical Specifications (AME431Bxxxxx12)
TA = 25
0
C, I
REF
=10mA unless otherwise specified
Parameter
Reference Voltage
0.5%
1.0%
Test
Symbol
Circuit
1
V
REF
∆V
REF
Test Condition
V
KA
- V
REF
, I
KA
=10mA
V
KA
= V
REF
I
KA
=10mA
∆V
REF
∆V
KA
0
o
C ~ +70
o
C
-40
o
C ~ +85
o
C
∆V
KA
=
2
I
KA
=10mA
5V to V
REF
∆V
KA
=
16V to 5V
2
I
REF
I
KA
=10mA
R1=10KΩ, R2=
∞
R1=10KΩ, R2=
∞
2
∆I
REF
I
KA
(MIN)
I
KA
(OFF)
Z
KA
I
KA
=10mA
T
A
= -40
o
C ~ +85
o
C
1
3
V
KA
=V
REF
V
KA
=18V, V
REF
=0V
V
KA
= V
REF
, I
KA
=1 to 100mA
F<1KHz
-
-
55
0.04
80
0.1
µA
µA
-
0.1
0.4
µA
Min
Typ
Max
1.246
Units
V
1.234 1.240
1.228 1.240 1.252
-
-
-
-
-
2
3
-0.5
-0.5
0.15
10
10
-1.5
Deviation of Reference Voltge Over
Temperature
Ratio of Change in Reference
Voltage 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
1
mV
mV/V
-1.5
0.4
µA
Dynamic Impendance
1
-
0.05
0.15
Ω
11
AME [ ANALOG MICROELECTRONICS ]
