IRDC3841 International Rectifier, IRDC3841 Datasheet - Page 10

• Manufacturer Part Number: IRDC3841
• Description: BOARD EVAL SYNC BUCK CONVERTER
• Manufacturer: International Rectifier

Specifications of IRDC3841

• Silicon Manufacturer: International Rectifier
• Kit Contents: Board
• Features: Compact, High Performance And Flexible Solution, 600kHz Frequency
• Svhc: No SVHC (15-Dec-2010)
• Core Architecture: Power Management -
• Rohs Compliant: No

06/18/09
Typical Efficiency and Power Loss Curves
Vin=5V, Vcc=5V, Io=1A-8A, Fs=600kHz, Room Temperature, No Air Flow
For all the output voltages, L=0.51uH (DCR=0.29 mΩ, P/N: 59PR9876N)
1.5
1.3
1.1
0.9
0.7
0.5
0.3
0.1
96
94
92
90
88
86
84
82
1.0
1
1.5
0.7Vout
1.2Vout
0.7Vout
1.2Vout
2.0
2
2.5
3.0
0.75Vout
1.5Vout
3
0.75Vout
1.5Vout
3.5
Load Current (A)
Load Current (A)
4.0
4
0.9Vout
1.8Vout
0.9Vout
1.8Vout
4.5
5.0
5
5.5
1.0Vout
2.5Vout
1.0Vout
2.5Vout
6.0
6
6.5
1.1Vout
3.3Vout
7.0
1.1Vout
3.3Vout
7
7.5
IR3841MPbF
8.0
8
10