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參數(shù)資料
| 型號(hào)： | LW50-21 |
| 廠商： | POWER-ONE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 3-OUTPUT 51 W AC-DC REG PWR SUPPLY MODULE |
| 文件頁(yè)數(shù)： | 3/9頁(yè) |
| 文件大小： | 398K |
| 代理商： | LW50-21 |
Benign Environment
AC-DC Converters
≤100 Watt
LW Series
Edition 4/4.99
3/9
MELCHER
The Power Partners.
Electrical Input Data
General Condition:
TA = 25°C unless otherwise specified
Table 2: Input data
Characteristics
LW 50-..
LW 100-..
Unit
Ui Rated Rated input voltage
100, 120, 200, 220, 240
V AC
Ui
Input voltage range
85...264
85...132/170...264 1
110...350
–
V DC
fi
Line frequency
47...63
Hz
Ii
Input current 2
100/200 V AC
1.5/0.9
2.4/1.5
A
li m
Inrush current 2 (max.)
100 V AC
30
Ii leak
Leakage current (max.)
100 V AC
0.5
1.0
mA
1 Jumper selectable.
2 At Ui rated and Io nom.
Electrical Output Data
General Condition:
TA = 25
°C unless otherwise specified
Table 3a: Output data 50 W types
Output
LW 50-01
LW 50-11
LW 50-21
Characteristics
V1
V2
V3
V1
V2
V3
V1
V2
V3
Unit
Uo nom
Output voltage
5
12
–12
5
15
–15
5
12
–5V
DUo
Voltage setting tolerance
±1
±4
±1
±4
±1
±4
±4%
Io set
Voltage setting load
3.25
0.7
0.5
3.25
0.7
0.5
3.25
0.7
0.5
A
Uo P
Overvoltage protection
For V1 only, recovery at power on
V
Io
Output current
min.
1.5
0
1.5
0
1.5
0
A
typ.
6.6
1
0.5
5.7
1
0.5
6.8
1
0.5
max.
8
1.5
1
8
1.5
1
8
1.5
1
Io L
Output current limitation 2
105
%
Po tot
Total rated output
max.
51
W
Po max
Output power
40
18
12
40
22
15
40
18
5
uo
Ripple 1
max.
80
100
80
100
80
100
mVpp
uo
Ripple-noise 1
max.
120
200
120
200
120
200
DUo U
Line regulation
85...264 V
±2.0
±0.5
±2.0
±0.5
±2.0
±0.5
%
DUo I
Load regulation
0...100%
±2.0
±1.0
±2.0
±1.0
±2.0
±1.0
DUo t
Drift (t = 0.5…8 h)
typ.
0.3
aUo
Change in temp.
0...50
°C
±1.0
to r
Rise time 1
max.
100
ms
to h min
Hold up time 1 100/200 V AC
20
h
Efficiency 1
typ.
65
%
1 At Ui rated and Io nom.
2 Operating at approx. 105% of rated power, constant current method, automatic recovery.
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