Datasheet

Data Sheet ADR4520/ADR4525/ADR4530/ADR4533/ADR4540/ADR4550
Rev. B | Page 5 of 37
ADR4525 ELECTRICAL CHARACTERISTICS
Unless otherwise noted, V
IN
= 3 V to 15 V, I
L
= 0 mA, T
A
= 25°C.
Table 4.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
OUTPUT VOLTAGE V
OUT
2.500 V
INITIAL OUTPUT VOLTAGE ERROR V
OUT_ERR
C Grade ±0.02 %
500 μV
B Grade ±0.02 %
500 μV
A Grade ±0.04 %
1 mV
SOLDER HEAT RESISTANCE SHIFT ±0.02 %
TEMPERATURE COEFFICIENT TCV
OUT
See Terminology section
C Grade 0°C ≤ T
A
≤ +70°C (box method) 1 ppm/°C
0°C ≤ T
A
≤ +70°C (bowtie method) 2 ppm/°C
B Grade −40°C ≤ T
A
≤ +125°C (box method) 2 ppm/°C
−40°C ≤ T
A
≤ +125°C (bowtie method) 4 ppm/°C
A Grade −40°C ≤ T
A
≤ +125°C (box method) 4 ppm/°C
−40°C ≤ T
A
≤ +125°C (bowtie method) 8 ppm/°C
LINE REGULATION
ΔV
OUT
/ΔV
IN
−40°C ≤ T
A
≤ +125°C
1
10
ppm/V
LOAD REGULATION ΔV
OUT
/ΔI
L
I
L
= 0 mA to +10 mA source, −40°C ≤ T
A
≤ +125°C 30 80 ppm/mA
I
L
= 0 mA to −10 mA sink, −40°C ≤ T
A
≤ +125°C 60 120 ppm/mA
QUIESCENT CURRENT I
Q
−40°C ≤ T
A
≤ +125°C, no load 700 950 μA
DROPOUT VOLTAGE V
DO
−40°C ≤ T
A
≤ +125°C, no load 500 mV
−40°C ≤ T
A
≤ +125°C, I
L
= 2 mA 500 mV
RIPPLE REJECTION RATIO
RRR
f
IN
= 1 kHz
90
dB
OUTPUT CURRENT CAPACITY I
L
Sinking
−10
mA
Sourcing 10 mA
OUTPUT VOLTAGE NOISE e
Np-p
0.1 Hz to 10.0 Hz 1.25 μV p-p
OUTPUT VOLTAGE NOISE DENSITY e
N
1 kHz 41.3 nV/√Hz
OUTPUT VOLTAGE HYSTERESIS ΔV
OUT_HYS
T
A
= temperature cycled from
+25°C to +125°C to−40°C to +25°C (full cycle) −13 ppm
25°C to 125°C to 25°C (half cycle) −97 ppm
25°C to 70°C to 0°C to 25°C (full cycle) −8 ppm
25°C to 70°C to 25°C (half cycle)
−17
ppm
LONG-TERM DRIFT ΔV
OUT_LTD
T
A
= 25°C
250 hours (early life drift) 19 ppm
1000 hours 25 ppm
4500 hours 51 ppm
TURN-ON SETTLING TIME t
R
C
OUT
= 1 µF, C
IN
= 0.1 µF, R
LOAD
= 1 kΩ 125 µs
LOAD CAPACITANCE 1 100 µF
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