ADP5040 Analog Devices, ADP5040 Datasheet - Page 12
ADP5040
Manufacturer Part Number
ADP5040
Description
Micro PMU with 1.2 A Buck Regulator and Two 300 mA LDOs
Manufacturer
Analog Devices
Datasheet
1.ADP5040.pdf
(40 pages)
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ADP5040
Figure 27. Buck Efficiency vs. Load Current, Across Temperature,
Figure 28. Buck Efficiency vs. Load Current, Across Temperature,
Figure 29. Buck Efficiency vs. Load Current, Across Temperature,
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0.0001
0.0001
0.001
0
0
0
V
V
V
IN
IN
IN
0.001
0.001
= 5.0 V, V
= 5.0 V, V
= 5.0 V, V
0.01
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUT1
OUT1
OUT1
0.01
0.01
= 1.8 V, PWM Mode
= 1.8 V, Auto Mode
= 1.2 V, Auto Mode
0.1
0.1
0.1
–40°C
+25°C
+85°C
–40°C
+25°C
+85°C
–40°C
+25°C
+85°C
1
1
1
Rev. 0 | Page 12 of 40
Figure 30. Buck Efficiency vs. Load Current, Across Temperature,
100
2.5
2.0
1.5
1.0
0.5
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
0.001
0
0
0
3.4
Figure 31. Buck DC Current Capability vs. Input Voltage
2.4
Figure 32. Buck DC Current Capability vs. Input Voltage
V
OUT
= 1.8V
2.9
V
IN
= 5.0 V, V
3.9
0.01
V
3.4
OUT
OUTPUT CURRENT (A)
OUT1
= 3.3V
= 1.2 V, PWM Mode
4.4
V
V
3.9
IN
IN
(V)
(V)
0.1
4.4
4.9
4.9
Data Sheet
–40°C
+25°C
+85°C
1
5.4
5.4
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