ADP5037 Analog Devices, ADP5037 Datasheet - Page 14

• Manufacturer Part Number: ADP5037
• Description: Dual 3 MHz, 800 mA Buck Regulators with Two 300 mA LDOs
• Manufacturer: Analog Devices

ADP5037
Figure 39. LDO Output Noise vs. Load Current, Across Input Voltage,
Figure 40. LDO Output Noise vs. Load Current, Across Input Voltage,
–100
Figure 41. LDO PSRR Across Output Load, V
–10
–20
–30
–40
–50
–60
–70
–80
–90
60
55
50
45
40
35
30
25
65
60
55
50
45
40
35
30
25
0.001
0.001
0
10
100µA
1mA
10mA
50mA
100mA
150mA
100
0.01
0.01
V
0.1
0.1
V
1k
IN
IN
FREQUENCY (Hz)
= 5V
V
V
= 5V
V
V
IN
IN
OUT3
OUT3
I
I
= 3.3V
LOAD
LOAD
= 3.3V
= 2.8 V
= 3.0 V
10k
1
1
(mA)
(mA)
100k
10
10
IN3
= 3.3 V, V
1M
100
100
OUT3
= 2.8 V
10M
Rev. A | Page 14 of 28
–100
–120
–100
–120
–100
Figure 42. LDO PSRR Across Output Load, V
Figure 43. LDO PSRR Across Output Load, V
Figure 44. LDO PSRR Across Output Load, V
–20
–40
–60
–80
–20
–40
–60
–80
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
10
10
10
100µA
1mA
10mA
50mA
100mA
150mA
100µA
1mA
10mA
50mA
100mA
150mA
100µA
1mA
10mA
50mA
100mA
150mA
100
100
100
1k
1k
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
10k
100k
100k
100k
IN3
IN3
IN3
= 3.3 V, V
= 5.0 V, V
= 5.0 V, V
Data Sheet
1M
1M
1M
OUT3
OUT3
OUT3
= 3.0 V
= 3.0 V
= 2.8 V
10M
10M
10M