Datasheet

Data Sheet ADP2109
Rev. B | Page 7 of 16
0 0.1 0.2 0.3 0.4 0.5 0.6
07964-010
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
1.775
1.785
1.795
1.805
1.815
1.825
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 9. Load Regulation, V
OUT
= 1.8 V
0 0.1 0.2 0.3 0.4
0.5 0.6
0.990
0.995
1.000
1.005
1.010
1.015
1.020
1.025
07964-011
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
0.985
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 10. Load Regulation, V
OUT
= 1.0 V
0
10
20
30
40
50
60
70
80
90
100
0.001 0.01 0.1 1
07964-012
OUTPUT CURRENT (A)
EFFICIENCY (%)
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 11. Efficiency, V
OUT
= 1.8 V
0
10
20
30
40
50
60
70
80
90
100
0.001 0.01 0.1 1
07964-013
OUTPUT CURRENT (A)
EFFICIENCY (%)
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 12. Efficiency, V
OUT
= 1.0 V
07964-014
CH1 50mV
CH4 2VCH3 1V
M 40µs A CH3 3.26V
1
4
3
T 10.80%
V
IN
SW
V
OUT
Figure 13. Line Transient, V
OUT
= 1.8 V, Power Save Mode, I
LOAD
= 20 mA
07964-015
20mV
CH4 2VCH3 1V
M 40µs
A CH3 3.26V
1
4
3
10.80%
V
IN
SW
V
OUT
Figure 14. Line Transient, V
OUT
= 1.8 V, PWM, I
LOAD
=100 mA