SC1153

PROGRAMMABLE SYNCHRONOUS DC/DC

CONTROLLER FOR ADVANCED PROCESSORS

© 2000 SEMTECH CORP.

652 MITCHELL ROAD NEWBURY PARK CA 91320

PRELIMINARY - October 3, 2000

6

CHARACTERISTIC CURVES

SC1153 Efficiency in Application Circuit (Figure 1).

SC1153 Regulation in Application Circuit (Figure 1).

70%

75%

80%

85%

90%

95%

100%

02468

10

12

14

16

Output Current (Amps)

Vo=3.5V

3.0V

2.5V

2.0V

1.8V

-25

-20

-15

-10

-5

0

02468

10

12

14

16

Output Current (Amps)