
Data Sheet
ADR4520/ADR4525/ADR4530/ADR4533/ADR4540/ADR4550
1.0
ADR4550
1k
ADR4550
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
100
10
1
–50
0
50
100
150
0.01
0.1
1
10
100
1k
10k
100k
TEMPERATURE (°C)
Figure 85. ADR4550 Line Regulation vs. Temperature
FREQUENCY (Hz)
Figure 88. ADR4550 Output Noise Spectral Density
900
ADR4550
+125°C
0
ADR4550
800
–20
700
+25°C
600
–40°C
–40
500
–60
400
300
–80
200
–100
100
0
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
–120
0.01
0.1
1
10
100
1k
10k
100k
V IN (V)
Figure 86. ADR4550 Supply Current vs. Supply Voltage
FREQUENCY (Hz)
Figure 89. ADR4550 Ripple Rejection Ratio vs. Frequency
9
ADR4550
T
ADR4550
8
7
INPUT
6
5
4
2
3
OUTPUT AC
2
1
C IN = 0.1μF
C OUT = 1μF
0
1.9
2.1
2.3
2.5
2.7
2.9
3.1
3.3
3.5
3.7
1
CH1 1.00V
CH2 1.00mV
B
W
M200μs
A CH1
7.02V
OUTPUT VOLTAGE NOISE DISTRIBUTION (μV p-p)
Figure 87. ADR4550 Output Voltage Noise
(Maximum Amplitude from 0.1 Hz to 10 Hz)
Rev. 0 | Page 27 of 32
T 12.0%
Figure 90. ADR4550 Line Transient Response