SC1173 Semtech Corporation, SC1173 Datasheet - Page 7

• Manufacturer Part Number: SC1173
• Description: PROGRAMMABLE SYNCHRONOUS DC/DC CONVERTER WITH LOW DROPOUT REGULATOR CONTROLLER
• Manufacturer: Semtech Corporation

October 25, 1999
Typical Efficiency at Vo=3.5V
Typical Efficiency at Vo=2.5V
Typical Ripple, Vo=2.8V, Io=10A
© 1999 SEMTECH CORP.
95%
90%
85%
80%
75%
70%
95%
90%
85%
80%
75%
70%
0
0
2
2
3.5V Std
3.5V Sync
3.5V Sync Lo Rds
2.5V Std
2.5V Sync
2.5V Sync Lo Rds
4
4
6
6
Io (Amps)
Io (Amps)
8
8
10
10
12
12
PROGRAMMABLE SYNCHRONOUS DC/DC
CONVERTER WITH LOW DROPOUT
REGULATOR CONTROLLER
14
14
16
16
Typical Efficiency at Vo=2.8V
Typical Efficiency at Vo=2.0V
Transient Response Vo=2.8V, Io=300mA to 10A
652 MITCHELL ROAD NEWBURY PARK CA 91320
95%
90%
85%
80%
75%
70%
95%
90%
85%
80%
75%
70%
0
0
2
2
2.8V Std
2.8V Sync
2.8V Sync Lo Rds
2.0V Std
2.0V Sync
2.0V Sync Lo Rds
4
4
6
6
Io (Amps)
Io (Amps)
8
8
10
10
SC1172/3
12
12
14
14
7
16
16