Datasheet

ADP1853 Data Sheet
Rev. 0 | Page 10 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 4. Efficiency Plot
12 V
IN
to 3.3 V
OUT
, 300 kHz, see Figure 36 for Circuit
Figure 5. 10 A to 20 A Load Step,
12 V
IN
to 3.3 V
OUT
, 300 kHz, Current Mode
Figure 6. 9 V to 15 V Line Step,
3.3 V
OUT
, 15 A Load, Current Mode
Figure 7. Efficiency Plot
15 V
IN
to 5 V
OUT
, 600 kHz, see Figure 35 for Circuit
Figure 8. 10 A to 20 A Load Step,
12 V
IN
to 3.3 V
OUT
, 300 kHz, Voltage Mode
Figure 9. 9 V to 15 V Line Step,
3.3 V
OUT
, 15 A Load, Voltage Mode
PULSE SKIP
FORCED PWM
100
90
80
70
60
50
40
30
20
10
0
EFFICIENCY (%)
0.1 1 10 100
LOAD (A)
10594-004
CH2 200mV M 100µs 5.0MS/s
200ns/pt
A CH4 14.2A
2
4
CH4 10A Ω
B
W
B
W
LOAD
CURRENT
VOUT_AC
10594-006
CH2 100mV
M 100µs 250MS/s
4ns/pt
A CH1 12.6V
1
2
CH1 5V
B
W
B
W
VIN
VOUT_AC
10594-008
PULSE SKIP
FORCED PWM
100
90
80
70
60
50
40
30
20
10
0
EFFICIENCY (%)
0.1 1 10 100
LOAD (A)
10594-005
CH2 200mV M 100µs 5.0MS/s
200ns/pt
A CH4 14.2A
4
2
CH4 10A Ω
B
W
B
W
LOAD
CURRENT
VOUT_AC
10594-007
CH2 100mV
M 100µs 250MS/s
4ns/pt
A CH1 12.6V
1
2
CH1 5V
B
W
B
W
VIN
VOUT_AC
10594-009