IRDC3821A International Rectifier, IRDC3821A Datasheet - Page 11
IRDC3821A
Manufacturer Part Number
IRDC3821A
Description
BOARD EVAL SYNC BUCK CONVERTER
Manufacturer
International Rectifier
TYPICAL OPERATING WAVEFORMS
Vin=Vcc=12V, Vo=1.8V, Io=0-9A, Room Temperature, No Air Flow
Rev 0.0
01/07/2008
2.0
0.8
0.6
1.8
1.6
1.4
1.2
1.0
90
88
86
84
82
80
78
76
74
72
0.0
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0
1.0
2.0
Fig. 15: Efficiency versus load current
Fig. 16: Power versus load current
3.0
Load Current (A)
Load Current (A)
4.0
5.0
6.0
IRDC3821A
7.0
8.0
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