ir3831 International Rectifier Corp., ir3831 Datasheet - Page 10
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ir3831
Manufacturer Part Number
ir3831
Description
Synchronous Buck Regulator For Ddr Applications
Manufacturer
International Rectifier Corp.
Datasheet
1.IR3831.pdf
(31 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ir3831MTR1PBF
Manufacturer:
IR
Quantity:
20 000
Part Number:
ir3831MTRPBF
Manufacturer:
IR
Quantity:
20 000
02/20/09
Typical Efficiency and Power Loss Curves
Vin=5V, Vo=0.75V, Io=1A- 8A, Vcc=5V, Fs=400kHz Room Temperature, No Air Flow
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
90
89
88
87
86
85
84
83
82
1
1
2
2
3
3
4
4
Iout (A)
0.75V out
Iout (A)
0.75V out
5
5
6
6
7
7
IR3831MPbF
8
8
10