ADR440/ADR441/ADR443/ADR444/ADR445
ADR444 ELECTRICAL CHARACTERISTICS
VIN = 4.6 V to 18 V, TA = 25°C, CIN = COUT = 0.1 μF, unless otherwise noted.
Table 5.
Parameter
OUTPUT VOLTAGE
A Grade
Symbol
Conditions
Min
Typ
Max
Unit
VO
4.091
4.0944
4.096
4.096
4.101
4.0976
V
V
B Grade
INITIAL ACCURACY
A Grade
VOERR
5
mV
%
mV
%
0.13
1.6
0.04
B Grade
TEMPERATURE DRIFT
A Grade
B Grade
TCVO
−40°C < TA < +125°C
−40°C < TA < +125°C
−40°C < TA < +125°C
2
1
10
3
ppm/°C
ppm/°C
ppm/V
LINE REGULATION
LOAD REGULATION
ΔVO/ΔVIN
10
20
ΔVO/ΔILOAD
ILOAD = 0 mA to 10 mA, VIN = 5.5 V,
−40°C < TA < +125°C
ILOAD = 0 mA to −5 mA, VIN = 5.5 V,
−40°C < TA < +125°C
−50
−50
+50
ppm/mA
ΔVO/ΔILOAD
+50
3.75
ppm/mA
mA
QUIESCENT CURRENT
IIN
No load, −40°C < TA < +125°C
0.1 Hz to 10 Hz
3
VOLTAGE NOISE
eN p-p
eN
1.8
78.6
10
μV p-p
nV/√Hz
μs
VOLTAGE NOISE DENSITY
TURN-ON SETTLING TIME
LONG-TERM STABILITY1
1 kHz
tR
VO
1000 hours
fIN = 10 kHz
50
ppm
ppm
dB
OUTPUT VOLTAGE HYSTERESIS
RIPPLE REJECTION RATIO
SHORT CIRCUIT TO GND
SUPPLY VOLTAGE OPERATING RANGE
SUPPLY VOLTAGE HEADROOM
VO_HYS
RRR
ISC
70
−75
27
mA
VIN
4.6
18
V
VIN − VO
500
mV
1 The long-term stability specification is noncumulative. The drift in the subsequent 1000-hour period is significantly lower than in the first 1000-hour period.
Rev. A | Page 6 of 20
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