NCP5222 ON Semiconductor, NCP5222 Datasheet - Page 20

• Manufacturer Part Number: NCP5222
• Description: High Performance Dual-channel / Two-phase Synchronous Buck Controller For Notebook Power System
• Manufacturer: ON Semiconductor

1.055
1.054
1.053
1.052
1.051
1.049
1.05
100
90
80
70
60
50
40
30
20
0.1
0.1
Figure 25. Output Voltage vs. Output Current
Figure 27. Efficiency vs. Output Current in
V
IN
= 5 V
V
IN
= 5 V
I
I
O
O
V
, OUTPUT CURRENT (A)
, OUTPUT CURRENT (A)
IN
1
1
V
= 12 V
IN
in Skip Mode
Skip Mode
= 12 V
V
IN
= 20 V
TYPICAL OPERATING CHARACTERISTICS
V
IN
10
10
= 20 V
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100
100
20
1.055
1.054
1.053
1.052
1.051
1.049
1.05
100
90
80
70
60
50
40
30
20
0.1
0
Figure 26. Output Voltage vs. Output Current
Figure 28. Efficiency vs. Output Current in
V
IN
= 5 V
4
I
I
O
O
V
, OUTPUT CURRENT (A)
, OUTPUT CURRENT (A)
IN
1
in FPWM Mode
= 20 V
FPWM Mode
8
V
V
V
IN
IN
IN
= 5 V
12
= 20 V
= 12 V
10
V
IN
= 12 V
16
20
10