IRDC3831 International Rectifier, IRDC3831 Datasheet - Page 11

• Manufacturer Part Number: IRDC3831
• Description: BOARD EVAL SYNC BUCK CONVERTER
• Manufacturer: International Rectifier

TYPICAL OPERATING WAVEFORMS
Vin=12V, Vo=0.75V, Io=0- +8A, Room Temperature, No Air Flow
02/10/09
87
86
85
84
83
82
81
80
79
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
10
20
20
30
Fig.17: Efficiency versus load current
30
Fig.18: Power loss versus load current
40
40
Load Percentage (%)
Load Percentage(%)
50
50
60
60
70
70
80
80
90
90
IRDC3831
100
100
11