
ADR4520/ADR4525/ADR4530/ADR4533/ADR4540/ADR4550
Data Sheet
1.4
ADR4520
1k
ADR4520
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
100
10
1
–60
–40
–20
0
20
40
60
80
100
120
140
0.01
0.1
1
10
100
1k
10k
100k
TEMPERATURE (°C)
Figure 9. ADR4520 Line Regulation vs. Temperature
FREQUENCY (Hz)
Figure 12. ADR4520 Output Noise Spectral Density
1000
ADR452 0
0
ADR4520
800
+125°C
–10 C LOAD = 1μF
–20
–30
–40
600
+25°C
–40°C
–50
–60
400
200
0
–70
–80
–90
–100
–110
–120
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
10
100
1k
10k
100k
1M
10M
100M
V IN (V)
Figure 10. ADR4520 Supply Current vs. Supply Voltage
FREQUENCY (Hz)
Figure 13. ADR4520 Ripple Rejection Ratio vs. Frequency
120
ADR452 0
T
ADR4520
100
INPUT
80
60
2
40
OUTPUT AC
20
C IN = 0.1μF
1
C OUT = 1μF
0
0.4
0.7 1.0 1.3 1.6 1.9 2.2 2.5
OUTPUT VOLTAGE NOISE DISTRIBUTION (μV p-p)
2.8
CH1 1.00V
CH2 1.00mV
B
W
M40.0μs
T 12.0%
A CH1
7.02V
Figure 11. ADR4520 Output Voltage Noise
(Maximum Amplitude from 0.1 Hz to 10 Hz)
Rev. 0 | Page 12 of 32
Figure 14. ADR4520 Line Transient Response