ADR420/ADR421/ADR423/ADR425
SPECIFICATIONS
ADR420 ELECTRICAL SPECIFICATIONS
V
IN
= 5.0 V to 15.0 V, T
A
= 25°C, unless otherwise noted.
Table 2.
Parameter
OUTPUT VOLTAGE
A Grade
B Grade
INITIAL ACCURACY
A Grade
B Grade
TEMPERATURE COEFFICIENT
A Grade
B Grade
SUPPLY VOLTAGE HEADROOM
LINE REGULATION
LOAD REGULATION
QUIESCENT CURRENT
VOLTAGE NOISE
VOLTAGE NOISE DENSITY
TURN-ON SETTLING TIME
LONG-TERM STABILITY
OUTPUT VOLTAGE HYSTERESIS
RIPPLE REJECTION RATIO
SHORT CIRCUIT TO GND
1
Symbol
V
OUT
Conditions
Min
2.045
2.047
Typ
2.048
2.048
Max
2.051
2.049
+3
+0.15
+1
+0.05
Unit
V
V
mV
%
mV
%
ppm°C
ppm/°C
V
ppm/V
ppm/mA
μA
μA
μV p-p
nV/√Hz
μs
ppm
ppm
dB
mA
V
OUTERR
−3
−0.15
−1
−0.05
TCV
OUT
−40°C < T
A
< +125°C
2
1
V
IN
− V
OUT
∆V
OUT
/∆V
IN
∆V
OUT
/∆I
L
I
IN
e
N
p-p
e
N
t
R
∆V
OUT
V
OUT_HYS
RRR
I
SC
2
V
IN
= 5 V to 18 V,
−40°C < T
A
< +125°C
I
L
= 0 mA to 10 mA,
−40°C < T
A
< +125°C
No load
−40°C < T
A
< +125°C
0.1 Hz to 10 Hz
1 kHz
1000 hours
f
IN
= 1 kHz
390
1.75
60
10
50
40
−75
27
10
35
70
500
600
10
3
Initial accuracy does not include shift due to solder heat effect.
Rev. I | Page 3 of 24
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