Datasheet

Data Sheet ADP2380
Rev. 0 | Page 7 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25
o
C, V
IN
= 12 V, V
OUT
= 3.3 V, L = 4.7 µH, C
OUT
= 2 × 100 µF, f
SW
= 500 kHz, unless otherwise noted.
100
50
55
60
65
70
75
80
85
90
95
0 4.0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.2V
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
V
OUT
= 5V
INDUCTOR: FDVE1040-3R3M
MOSFET: FDS6298
09939-004
1.0 2.0 3.52.51.50.5 3.0
Figure 4. Efficiency at V
IN
= 12 V, f
SW
= 500 kHz
4.01.0 2.0 3.52.51.50.5 3.0
100
50
55
60
65
70
75
80
85
90
95
0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
V
OUT
= 5V
INDUCTOR: FDVE1040-4R7M
MOSFET: FDS6298
09939-005
Figure 5. Efficiency at V
IN
= 18 V, f
SW
= 500 kHz
90
100
110
120
130
140
150
160
4 6 8 10 12 14 16 18 20
SHUTDOWN CURRENT (μA)
INPUT VOLTAGE (V)
T
J
= –40°C
T
J
= +25°C
T
J
= +125°C
09939-009
Figure 6. Shutdown Current vs. V
IN
4.01.0 2.0 3.52.51.50.5 3.0
100
50
55
60
65
70
75
80
85
90
95
0
EFFICIENCY (%)
OUTPUT CURRENT (A)
V
OUT
= 1.2V
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
V
OUT
= 5V
INDUCTOR: FDVE1040-6R8M
MOSFET: FDS6298
09939-007
Figure 7. Efficiency at V
IN
= 12 V, f
SW
= 250 kHz
4.01.0 2.0 3.52.51.50.5 3.0
100
50
55
60
65
70
75
80
85
90
95
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: FDVE1040-1R5M
MOSFET: FDS6298
09939-008
Figure 8. Efficiency at V
IN
= 5 V, f
SW
= 500 kHz
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
4 6 8 10 12 14 16 18 20
QUIESCENT CURRENT (mA)
INPUT VOLTAGE (V)
T
J
= –40°C
T
J
= +25°C
T
J
= +125°C
09939-006
Figure 9. Quiescent Current vs. V
IN