IR3841WMPBF International Rectifier, IR3841WMPBF Datasheet - Page 9

• Manufacturer Part Number: IR3841WMPBF
• Description: HIGHLY EFFICIENT INTEGRATED 8A SYNCHRONOUS BUCK REGULATOR
• Manufacturer: International Rectifier

Rev 5.0
Typical Efficiency and Power Loss Curves
Vin=5V, Vcc=5V, Io=1A-8A, F
For all the output voltages, L=0.51uH (DCR=0.29 mΩ, P/N: 59PR9876N)
97
95
93
91
89
87
85
83
1.7
1.5
1.3
1.1
0.9
0.7
0.5
0.3
0.1
0.7V
1.0
1.0
0.7V
1.5
1.5
0.75V
2.0
2.0
0.75V
2.5
0.9V
2.5
0.9V
s
3.0
=600kHz, Room Temperature, No Air Flow
3.0
1.0V
3.5
Load Current (A)
3.5
1.0V
Load Current (A)
4.0
4.0
1.1V
1.1V
4.5
4.5
1.2V
5.0
5.0
1.2V
5.5
5.5
1.5V
1.5V
6.0
6.0
IR3841WMPbF
1.8V
1.8V
6.5
6.5
7.0
7.0
2.5V
2.5V
7.5
7.5
www.DataSheet4U.com
3.3V
3.3V
8.0
8.0
9