ADP5020ACPZ-R7 Analog Devices Inc, ADP5020ACPZ-R7 Datasheet - Page 10

IC REG LDO DUAL BUCK 20LFCSP

ADP5020ACPZ-R7

Manufacturer Part Number
ADP5020ACPZ-R7
Description
IC REG LDO DUAL BUCK 20LFCSP
Manufacturer
Analog Devices Inc
Datasheet

Specifications of ADP5020ACPZ-R7

Design Resources
Powering AD9272 with ADP5020 Switching Regulator PMU for Increased Efficiency (CN0135)
Applications
Handheld/Mobile Devices
Current - Supply
10mA
Voltage - Supply
2.4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-LFCSP
Supply Voltage
5.5V
No. Of Step-down Dc - Dc Converters
2
No. Of Ldo Regulators
1
Digital Ic Case Style
LFCSP
No. Of Pins
20
No. Of Regulated Outputs
3
Operating Temperature Range
-40°C To
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ADP5020ACPZ-R7TR
ADP5020
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
= 4.5 V, V
3.5
3.0
2.5
2.0
1.5
1.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
0
0
0
I
LOAD
LDO
OUT1
100
30
Figure 8. Buck 1 Load Regulation
= 2.8 V, V
Figure 6. LDO Load Regulation
Figure 7. LDO Load Transient
200
LOAD CURRENT (mA)
LOAD CURRENT (mA)
60
V
V
V
V
V
OUT2
OUT7
OUT6
OUT4
OUT1
OUT2
3.3V
3.0V
2.8V
2.5V
2.0V
1.8V
300
= V
(3.7V)
(3.3V)
(3.0V)
(2.5V)
LDO OUTPUT = 20mV/DIV
I
TIME = 100µs/DIV
(2.8V)
LOAD
OUT3
90
= 100mA/DIV
400
= 1.8 V, I
V
V
OUT3
OUT5
120
(3.2V)
(2.9V)
500
OUT
= 100 mA, C
150
600
Rev. 0 | Page 10 of 28
4
= C
1
= 10 μF, C
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
95
90
85
80
75
70
0
0
2
0
BUCK 1
BUCK 1 OUTPUT = 100mV/DIV
I
TIME = 100µs/DIV
LOAD
I
= 4.7 μF, C
LOAD
= 100mA/DIV
Figure 9. Buck 1, Efficiency vs. Load Current
Figure 10. Buck 1 Load Transient Response
100
50
Figure 11. Buck 2 Load Regulation
3
= 1 μF, T
200
100
LOAD CURRENT (mA)
LOAD CURRENT (mA)
V
V
V
V
V
V
V
V
OUT8
OUT7
OUT6
OUT5
OUT4
OUT3
OUT2
OUT1
J
300
150
= 25°C, unless otherwise noted.
(1.8V)
(1.7V)
(1.6V)
(1.5V)
(1.4V)
(1.3V)
(1.2V)
(1.1V)
400
200
V
V
V
V
V
V
V
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
500
250
(2.5V)
(2.8V)
(2.9V)
(3.0V)
(3.2V)
(3.3V)
(3.7V)
600
300

Related parts for ADP5020ACPZ-R7