Datasheet

ADR291/ADR292
Rev. F | Page 10 of 20
SOURCING LOAD CURRENT (mA)
0
–2500
–4000
0.1 101
∆V
OUT
FROM NOMIN
A
L (µV)
–3500
–3000
–1000
–500
–2000
–1550
00163-016
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
Figure 19. ADR292 ΔV
OUT
from Nominal vs. Load Current
FREQUENCY (Hz)
1000
500
0
10 1000100
VOLTAGE NOISE DENSITY (nV/√Hz)
100
200
800
900
300
400
600
700
00163-017
ADR291
ADR292
V
IN
= 15V
T
A
= 25°C
Figure 20. Voltage Noise Density vs. Frequency
FREQUENCY (Hz)
120
60
0
10 1000100
RIPPLE REJECTION (dB)
20
100
80
40
00163-018
V
S
= 5V
Figure 21. ADR291/ADR292 Ripple Rejection vs. Frequency
10
0%
100
90
1s
2
μ V p-p
00163-019
Figure 22. ADR291 0.1 Hz to 10 Hz Noise
FREQUENCY (Hz)
50
40
0
0 10k10
OUTPUT IMPEDANCE (
Ω
)
100 1k
30
20
10
V
S
= 5V
I
L
= 0 mA
00163-020
Figure 23. ADR291 Output Impedance vs. Frequency
FREQUENCY (Hz)
50
40
0
0 10k10
OUTPUT IMPEDANCE (
Ω
)
100 1k
30
20
10
V
S
= 5V
I
L
= 0 mA
00163-021
Figure 24. ADR292 Output Impedance vs. Frequency