ADP225 Analog Devices, ADP225 Datasheet - Page 13

• Manufacturer Part Number: ADP225
• Description: Dual, 300 mA Adjustable Output, QOD, Low Noise, High PSRR Voltage Regulator
• Manufacturer: Analog Devices

Data Sheet
Figure 43. Output Voltage vs. Input Voltage in Dropout, V
140
120
100
160
140
120
100
3.40
3.35
3.30
3.25
3.20
3.15
3.10
3.05
3.00
2.95
2.90
80
60
40
20
80
60
40
20
0
0
3.1
1
Figure 41. Dropout Voltage vs. Load Current, V
Figure 42. Dropout Voltage vs. Load Current, V
1
3.2
10
10
3.3
I
I
LOAD
LOAD
V
IN
(mA)
(mA)
(V)
3.4
100
100
LOAD = 1mA
LOAD = 5mA
LOAD = 10mA
LOAD = 50mA
LOAD = 100mA
LOAD = 300mA
3.5
OUT
OUT
= 3.3 V
= 2.8 V
OUTx
= 3.3 V
1000
1000
3.6
Rev. B | Page 13 of 24
Figure 45. Ground Current vs. Input Voltage in Dropout, V
Figure 46. Ground Current vs. Input Voltage in Dropout, V
Figure 44. Output Voltage vs. Input Voltage in Dropout, V
2.90
2.85
2.80
2.75
2.70
2.65
2.60
2.55
2.50
2.45
2.40
400
350
300
250
200
150
100
450
400
350
300
250
200
150
100
50
50
0
0
2.6
2.6
3.1
ADP222/ADP223/ADP224/ADP225
2.7
3.2
2.7
2.8
2.8
3.3
V
V
V
IN
IN
IN
(V)
(V)
(V)
2.9
2.9
3.4
LOAD = 1mA
LOAD = 5mA
LOAD = 10mA
LOAD = 50mA
LOAD = 100mA
LOAD = 300mA
LOAD = 100µA
LOAD = 1mA
LOAD = 10mA
LOAD = 50mA
LOAD = 100mA
LOAD = 300mA
LOAD = 100µA
LOAD = 1mA
LOAD = 10mA
LOAD = 50mA
LOAD = 100mA
LOAD = 300mA
3.5
3.0
3.0
OUTx
OUTx
OUTx
= 2.8 V
= 3.3 V
= 2.8 V
3.1
3.1
3.6