Datasheet

ADP5040 Data Sheet
Rev. 0 | Page 10 of 40
1.820
1.815
1.810
1.800
1.805
1.795
1.790
1.780
1.785
0.01 0.1 1
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (A)
–40°C
+25°C
+85°C
09665-015
Figure 15. Buck Load Regulation Across Temperature,
V
OUT1
= 1.8 V, PWM Mode
1.205
1.200
1.195
1.185
1.190
1.180
0.01 0.1 1
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (A)
–40°C
+25°C
+85°C
09665-016
Figure 16. Buck Load Regulation Across Temperature,
V
OUT1
= 1.2 V, PWM Mode
100
0
0.0001 0.001 0.01 0.1 1
EFFICIENCY (%)
OUTPUT CURRENT (A)
10
20
30
40
50
60
70
80
90
V
IN
= 5.5V
V
IN
= 4.5V
09665-017
Figure 17. Buck Efficiency vs. Load Current, Across Input Voltage,
V
OUT1
= 3.8 V, Auto Mode
100
0
0.001 0.01 0.1 1
EFFICIENCY (%)
OUTPUT CURRENT (A)
10
20
30
40
50
60
70
80
90
V
IN
= 5.5V
V
IN
= 4.5V
09665-018
Figure 18. Buck Efficiency vs. Load Current, Across Input Voltage,
V
OUT1
= 3.8 V, PWM Mode
100
0
0.0001 0.001 0.01 0.1 1
EFFICIENCY (%)
OUTPUT CURRENT (A)
10
20
30
40
50
60
70
80
90
V
IN
= 5.5V
V
IN
= 4.5V
V
IN
= 3.6V
09665-019
Figure 19. Buck Efficiency vs. Load Current, Across Input Voltage,
V
OUT1
= 3.3 V, Auto Mode
100
0
0.001 0.01 0.1 1
EFFICIENCY (%)
OUTPUT CURRENT (A)
10
20
30
40
50
60
70
80
90
V
IN
= 5.5
V
IN
= 3.6
V
IN
= 4.5
09665-020
Figure 20. Buck Efficiency vs. Load Current, Across Input Voltage,
V
OUT1
= 3.3 V, PWM Mode