IRDC3821A International Rectifier, IRDC3821A Datasheet - Page 11

• 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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