IRDC3847-P1V2
4/11/2013
11
Fig.12: Power loss versus load current
Fig.11: Efficiency versus load current
TYPICAL OPERATING WAVEFORMS
Vin=12.0V, Vo=1.2V, Io=0A-25A, Fsw=600kHz, Room Temperature, No air flow
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Pow
er Loss
[W]
Io [A]
70
72
74
76
78
80
82
84
86
88
90
92
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Efficiency
[%
]
Io [A]
