IRDC3843W International Rectifier, IRDC3843W Datasheet - Page 11

• Manufacturer Part Number: IRDC3843W
• Description: BOARD EVAL FOR IR3843W 2A CONV
• Manufacturer: International Rectifier

Specifications of IRDC3843W

• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TYPICAL OPERATING WAVEFORMS
Vin=12V, Vo=1.8V, Io=0- 2A, Room Temperature, No Air Flow
10/27/2009
0.45
0.35
0.25
0.15
0.05
0.4
0.3
0.2
0.1
93
91
89
87
85
83
81
79
77
75
0
10
10
20
20
30
30
Fig.16: Power loss versus load current
Fig.15: Efficiency versus load current
40
40
Load Percentage (%)
Load Percentage (%)
50
50
60
60
70
70
80
80
90
90
IRDC3843W
100
100
11