Datasheet

Data Sheet ADP2119/ADP2120
Rev. A | Page 7 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, V
IN
= V
PVIN
= 5 V, V
OUT
= 1.2 V, L = 1.5 µH, C
IN
= 22 µF, C
OUT
= 2 × 22 µF, unless otherwise noted.
100
0
10
20
30
40
50
60
70
80
90
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.0V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
OUT
= 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
08716-004
Figure 4. Efficiency (ADP2119, V
IN
= 3.3 V, FPWM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.0V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
08716-005
Figure 5. Efficiency (ADP2119, V
IN
= 5 V, FPWM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.0V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
OUT
= 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
08716-006
Figure 6. Efficiency (ADP2120, V
IN
= 3.3 V, FPWM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.0V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
OUT
= 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
08716-007
Figure 7. Efficiency (ADP2119, V
IN
= 3.3 V, PFM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.0V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
08716-008
Figure 8. Efficiency (ADP2119, V
IN
= 5 V, PFM) vs. Output Current
100
0
10
20
30
40
50
60
70
80
90
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.0V
V
OUT
= 1.2V
V
OUT
= 1.5V
V
OUT
= 1.8V
V
OUT
= 2.5V
INDUCTOR SUMIDA
CDRH5D18BHPNP-1R5M
08716-009
Figure 9. Efficiency (ADP2120, V
IN
= 3.3 V, PFM) vs. Output Current