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參數(shù)資料
| 型號(hào)： | SC1402ISS |
| 廠商： | Semtech Corporation |
| 英文描述： | Multi-Output, Low-Noise Power Supply Controller for Notebook Computers |
| 中文描述： | 多輸出，低噪聲電源控制器，用于筆記本電腦 |
| 文件頁(yè)數(shù)： | 17/18頁(yè) |
| 文件大?。?/td> | 270K |
| 代理商： | SC1402ISS |
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SC1402
2000 SEMTECH CORP.
652 MITCHELL ROAD
NEWBURY PARK CA 91320
Multi-Output, Low-Noise Power Supply
Controller for Notebook Computers
December 15, 2000
17
5
7.5
1
0
1
2.5
1
5
INPUT Vin
1
7.5
i
20
22.5
25
27.5
30
4.9
1
4.92
4.93
4.94
4.95
4.96
ILOAD = 0.5A
ILOAD =
1
A
ILOAD = 3A
5V LINE REGULATION
O
5
7.5
1
0
1
2.5
1
5
INPUT Vin
1
7.5
20
22.5
25
27.5
30
3.24
3.25
3.26
3.27
3.28
3.29
ILOAD = 0.5A
ILOAD =
1
A
ILOAD = 3A
3.3V LINE REGULATION
O
i
0.
1
1
1
0
30
35
40
45
50
55
60
65
70
75
80
85
90
95
1
00
VIN =
1
5V
VIN = 6V
EFFICIENCY vs. 5V LOAD CURRENT
5V LOAi
E
Iout
Iout2
j
,
0.
1
1
1
0
30
35
40
45
50
55
60
65
70
75
80
85
90
95
1
00
VIN =
1
5V
VIN = 6V
EFFICIENCY vs. 3.3V LOAD CURRENT
3V LOAi
E
30
Iout
Iout2
j
,
0
0.3
0.6
0.9
1
.2
LOAD CURRENT (A)
1
.5
i
Iout
1
.8
2.
1
2.4
2.7
3
3.24
3.246
3.253
3.259
3.265
3.27
1
3.278
3.284
3.29
VIN=
1
5V
VIN = 6V
3.3V LOAD REGULATION
O
j
Iout
j
,
0
0.3
0.6
0.9
1
.2
LOAD CURRENT (A)
1
.5
i
Iout2
j
1
.8
2.
1
2.4
2.7
3
4.9
1
4.9
1
6
4.923
4.929
4.935
4.94
1
4.948
4.954
4.96
VIN =
1
5V
VIN = 6V
5V LOAD REGULATION
O
Iout
,
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