IRU1260CT 查看數據表（PDF） - International Rectifier
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IRU1260CT Datasheet PDF : 10 Pages
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TYPICAL APPLICATION
INTEL I740 GRAPHICS CHIP APPLICATION
IRU1260
3.3V
C1
Vout1 7
U1
Vin 6
Vout2 5
IRU1260 Gnd 4
C4
R3
Vfb2 3
Vfb1 2
R5
R4
Vctrl 1
C5
1260app8-1.0
5V
2.7V
C3
Figure 7 - Typical application of IRU1260 to provide 2.7V from the 3.3V bus for the Intel I740 graphics chip
Ref Desig
U1
C1, C3
C4
C5
R4
R3
R5
Description
Qty
Dual LDO Regulator 1
Capacitor
2
Capacitor
1
Capacitor
1
Resistor
1
Resistor
1
Resistor
1
Part #
Manuf
IRU1260CM
IR
Elect, 680µF, EEUFA1A681L Panasonic
Ceramic, 0.1µF, SMT, 0805
Panasonic
Elect,100µF, 6.3V, ECAOJFQ101 Panasonic
10.2KΩ, 1%, SMT, 0805
Panasonic
12.7KΩ, 1%, SMT, 0805
Panasonic
3Ω, 5%, SMT, 0805
Panasonic
Rev. 1.9
07/03/01
9
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