PROGRAMMABLE PRECISION
VOLTAGE REFERENCE
SILVR431371C3
Electrical Specifications
Electrical characteristics (T = 25°C unless otherwise stated)
A
SYMBOLS
PARAMETERS
TEST CONDITIONS
= V
MIN.
TYP.
MAX.
UNITS
V
2.47
2.495
2.52
KA
REF
V
Reference Input Voltage
V
T
= -55°C to
REF
A
I = 10mA
2.426
2.564
44
K
+125°C
= -55°C to
V
= V
T
KA
REF
Reference Input Voltage Over
Temperature Range
(2)
V
A
7
mV
REF
I = 10mA
+125°C
K
V = 10V to
KA
-1.4
-2.7
Ratio Of Reference Voltage
Change To Change In Cathode
To Anode Voltage
∆VREF
∆VKA
V
mV
V
REF
I = 10mA
K
V = 36V to
KA
-1.0
1.8
-2
4
10V
R = 10kΩ
R = ∞
1
2
I
Reference Input Current
μA
μA
T
= -55°C to
REF
A
I = 10mA
7
K
+125°C
R = ∞
R = 10kΩ
Reference Input Current
Deviation Over Temperature
Range
1
2
(2)
I
0.8
3
T
= -55°C to
REF
A
I = 10mA
K
+125°C
Minimum Cathode Current
For Regulation
I
V
= V
0.5
20
1.0
mA
nA
MIN
KA
REF
I
V
V
= 36V
= V
V
= 0
Off-State Cathode Current
Dynamic Impedance
1000
OFF
KA
REF
f ≤ 1kHz
KA
REF
|Z
|
0.22
0.5
Ω
ka
I = 1mA to 100mA
K
BLOCK DIAGRAM
General Note
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data and is considered accurate at time of going to print.
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11824 Issue 2
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