ADP5020CP-EVALZ Analog Devices Inc, ADP5020CP-EVALZ Datasheet - Page 10

• Manufacturer Part Number: ADP5020CP-EVALZ
• Description: EB PMU For Digital Imaging Module
• Manufacturer: Analog Devices Inc

Specifications of ADP5020CP-EVALZ

• Design Resources: Powering AD9272 with ADP5020 Switching Regulator PMU for Increased Efficiency (CN0135)
• Main Purpose: DC/DC, Step Down with LDO
• Outputs And Type: 3, Non-Isolated
• Voltage - Output: 3.3V, 1.2V, 1.8V
• Current - Output: 600mA, 250mA, 150mA
• Voltage - Input: 2.4 ~ 5.5 V
• Regulator Topology: Buck
• Frequency - Switching: 3MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ADP5020
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
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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