Datasheet

Data Sheet ADR3525/ADR3530/ADR3533/ADR3540/ADR3550
Rev. 0 | Page 11 of 20
0
50
100
150
200
250
300
350
400
–3 –2 –1 0 1 2 3 4 5 6 7 8 9 10
DIFFERENTI
A
L VOLTAGE (mV)
LOAD CURRENT (mA)
–40°C
+25°C
+125°C
09594-009
Figure 9. ADR3525 Dropout Voltage vs. Load Current
0
50
100
150
200
250
300
350
DIFFERENTI
A
L VOLTAGE (mV)
LOAD CURRENT (mA)
–3 –2 –1 0 1 2 3 4 5 6 7 8 9 10
09594-010
–40°C
+25°C
+125°C
Figure 10. ADR3550 Dropout Voltage vs. Load Current
0
20
40
60
80
100
120
140
–40 –25 –10 5 20 35 50 65 80 95 110 125
LINE REGUL
A
TION (ppm/V)
TEMPERATURE (°C)
ADR3525
ADR3530
ADR3533
ADR3540
ADR3550
09594-011
Figure 11. Line Regulation vs. Temperature
09594-012
CH1 pk-pk = 18µV CH1 RMS = 3.14µV
1
10µV/DIV
TIME = 1s/DIV
Figure 12. ADR3525 Output Voltage Noise (0.1 Hz to 10 Hz)
09594-013
CH1 pk-pk = 300µV CH1 RMS = 42.0µV
1
100µV/DIV
TIME = 1s/DIV
Figure 13. ADR3525 Output Voltage Noise (10 Hz to 10 kHz)
0
2
4
6
8
10
12
0.1 1 10 100 1k 10k
FREQUENCY (Hz)
09594-014
NOISE DENSITY (µV p-p/ Hz)
Figure 14. ADR3525 Output Noise Spectral Density