ir3831 International Rectifier Corp., ir3831 Datasheet - Page 10
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