sc1402 Semtech Corporation, sc1402 Datasheet - Page 17

• Manufacturer Part Number: sc1402
• Description: Multi-output, Low-noise Power Supply Controller For Notebook Computers
• Manufacturer: Semtech Corporation

© 2000 SEMTECH CORP.
December 15, 2000
4.96
4.95
4.94
4.93
4.92
4.9
 0 0
4.954
4.948
4.94
4.935
4.929
4.923
4.96
9 5
9 0
8 5
8 0
7 5
7 0
6 5
6 0
5 5
5 0
4 5
4 0
3 5
3 0
4.96
4.9
5
0
VIN = 5V
VIN = 6V
7.5
ILOAD = 0.5A
ILOAD = A
ILOAD = 3A
0.3
VIN = 5V
VIN = 6V
0
0.6
2.5
EFFICIENCY vs. 5V LOAD CURRENT
0.9
0 .
5V LINE REGULATION
5V LOAD REGULATION
5
INPUT VOLTAGE (V)
LOAD CURRENT (A)
.2
5 V LOAD CURRENT (A)
Io ut i
Iout
7.5
Vin
i
.5
Io u t2 j
Iout2
i
j
20
.8

22.5
2.
Multi-Output, Low-Noise Power Supply
Controller for Notebook Computers
25
2.4
27.5
2.7
30
3
 0
652 MITCHELL ROAD
3 0
3.29
3.28
3.27
3.26
3.25
3.24
0 0
j
9 5
9 0
8 5
8 0
7 5
7 0
6 5
6 0
5 5
5 0
4 5
4 0
3 5
3 0
3.284
3.278
3.27
3.265
3.259
3.253
3.246
3.29
3.24
5
0
VIN = 5V
VIN = 6V
7.5
ILOAD = 0.5A
ILOAD = A
ILOAD = 3A
0.3
VIN= 5V
VIN = 6V
0
0.6
EFFICIENCY vs. 3.3V LOAD CURRENT
2.5
0.9
0 .
3.3V LOAD REGULATION
3.3V LINE REGULATION
5
INPUT VOLTAGE (V)
NEWBURY PARK CA 91320
3 V LOAD CURRENT (A)
.2
LOAD CURRENT (A)
Io u t i
Iout
7.5
Vin
i
Io u t2 j
i
.5
Iout
j
20
.8

22.5
2.
25
SC1402
2.4
27.5
2.7
30
3
0
17