ADP5022 Analog Devices, ADP5022 Datasheet - Page 13

• Manufacturer Part Number: ADP5022
• Description: Dual 3 MHz, 600 mA Buck Regulator with 150 mA LDO
• Manufacturer: Analog Devices

Figure 35. LDO Load Regulation Across Temperature, VIN3 = 3.3 V, VOUT3 = 2.8 V
Figure 34. LDO Load Regulation Across Input Voltage, VOUT3 = 2.8 V
Figure 36. LDO Line Regulation Across Output Load, VOUT3 = 2.8 V
2.820
2.815
2.810
2.805
2.800
2.795
2.790
2.785
2.780
2.85
2.84
2.83
2.82
2.81
2.80
2.79
2.78
2.77
2.76
2.75
3.0
2.5
2.0
1.5
1.0
0.5
0
2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4
0
0
0.02
0.02
V
V
V
V
IN
IN
IN
IN
= 3.3V
= 4.5V
= 5.0V
= 5.5V
0.04
0.04
0.06
0.06
I
OUT
V
I
0.08
OUT
IN
(V)
(A)
0.08
(A)
0.10
0.10
0.12
I
I
I
I
I
OUT
OUT
OUT
OUT
OUT
0.12
T
T
T
A
A
A
= 150mA
= 100mA
= 10mA
= 1mA
= 100µA
= –40°C
= +25°C
= +85°C
0.14
0.14
0.16
Rev. C | Page 13 of 28
Figure 38. LDO Ground Current vs. Output Load, VIN3 = 3.3 V, VOUT3 = 2.8 V
Figure 39. LDO Current Capability Across Input Voltage, VOUT3 = 2.8 V
Figure 37. LDO Ground Current vs. Input Voltage, Across Output Load,
3.0
2.5
2.0
1.5
1.0
0.5
50
45
40
35
30
25
20
15
10
50
45
40
35
30
25
20
15
10
0
5
0
5
0
3.3
0
0
0.05
0.02
V
V
V
IN
IN
IN
= 3.6V
= 4.5V
= 5.5V
3.8
0.10
0.04
INPUT VOLTAGE (V)
LOAD CURRENT (A)
0.15
VOUT3 = 2.8 V
0.06
4.3
I
OUT
0.20
(A)
0.08
0.25
0.10
4.8
0.30
0.12
150mA
100mA
10mA
1mA
100µA
1µA
0.35
ADP5022
5.3
0.14
0.40