sc1155csw.tr Semtech Corporation, sc1155csw.tr Datasheet - Page 9

• Manufacturer Part Number: sc1155csw.tr
• Description: Programmable Synchronous Dc/dc Hysteretic Controller With Vrm 9.0 Vid Range
• Manufacturer: Semtech Corporation

PRELIMINARY - August 7, 2000
TYPICAL PERFORMANCE CURVES
5V Efficiency
© 2000 SEMTECH CORP.
5V Regulation
-1%
-2%
-3%
3%
2%
1%
0%
95%
93%
91%
89%
87%
85%
83%
81%
79%
77%
75%
0
0
2
2
4
4
SC1155 Voltage Regulation, 5Vin
6
6
PROGRAMMABLE SYNCHRONOUS
DC/DC HYSTERETIC CONTROLLER
WITH VRM 9.0 VID RANGE
SC1155 Effiency, 5Vin
8
Current, A
8
Current, A
10
10
12
12
14
14
16
16
18
18
20
20
1.85Vout
1.50Vout
1.10Vout
1.85Vout
1.50Vout
1.10Vout
SC1155
9