IRU1260

9

Rev. 2.1

09/19/02

www.irf.com

TYPICAL APPLICATION

INTEL 740 GRAPHICS CHIP APPLICATION

Ref Desig

Description

Qty

Part #

Manuf

U1

Dual LDO Regulator

1

IRU1260CM

IR

C1, C3

Capacitor

2

Elect, 680

mF, EEUFA1A681L

Panasonic

C4

Capacitor

1

Ceramic, 0.1

mF, SMT, 0805

Panasonic

C5

Capacitor

1

Elect,100

mF, 6.3V, ECAOJFQ101 Panasonic

R4

Resistor

1

10.2K

V, 1%, SMT, 0805

Panasonic

R3

Resistor

1

12.7K

V, 1%, SMT, 0805

Panasonic

R5

Resistor

1

3

V, 5%, SMT, 0805

Panasonic

Figure 7 - Typical application of IRU1260 to provide 2.7V from the 3.3V bus for the Intel 740 graphics chip.

IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105

TAC Fax: (310) 252-7903

Visit us at www.irf.com for sales contact information

Data and specifications subject to change without notice. 02/01

3.3V

2.7V

C1

R3

R4

C3

IRU1260

5V

C5

U1

C4

R5

Gnd

1

2

3

4

5

6

7