參數資料
型號： LH1901-2R
英文描述： 50 Watt AC-DC Converters
中文描述： 50瓦AC - DC轉換器
文件頁數： 1/4頁
文件大?。?/td> 63K
代理商： LH1901-2R
1
www.power-one.com
Edition 4/04.2001
Rugged electrical and mechanical design
Output 1 regulated, outputs 2 and 3 tracking
Operating ambient temperature range
–10...50
°
C with convection cooling
H Series
50 Watt AC-DC Converters
Input voltage range 85...255 V AC
1, 2 or 3 isolated outputs up to 48 V DC
4 kV AC I/O electric strength test voltage
Input
Input voltage
Input frequency
Inrush current limitation
continuous range
85...255 V AC
47...63 Hz
by thermistor
Output
Efficiency
Output voltage 1 setting acc.
Output voltage 2, 3 setting acc. U
i nom
, I
o nom
Output voltage switching noise
Line regulation
Load regulation output 1
Load regulation output 2, 3
Output voltage 2, 3
Cross load regulation outp. 2, 3 0...100% I
o1 nom
Minimum output current
Current limitation main output
Current limitation aux. output(s) rectangular U/I characteristic
Operation in parallel
Hold-up time
U
i nom
, I
o nom
U
i nom
, I
o nom
up to 83%
±
2% U
o1 nom
±
5% U
o2,3 nom
typ. 200 mV
pp
typ.
±
1% U
o nom
typ. 0.2% U
o1 nom
typ. 0.7 V
max. 115% U
o2,3 nom
IEC/EN 61204, total
U
i min
...U
i max
, I
o nom
U
i nom
, 0...I
o1 nom
10...100% I
o2,3 nom
U
i nom
, I
o1 nom
, I
o2,3
= 0
typ. 0.7 V
not required
rectangular U/I characteristic
0 A
typ. 110% I
o nom
typ. 120% I
o nom
by current limitation
U
i
= 230 V AC, I
o nom
typ. 70 ms
Selection chart
Output 1
U
[V DC]
5.1
12
15
24
48
12
15
5.1
5.1
Output 2
U
[V DC]
-
-
-
-
-
12
15
12
15
Output 3
U
[V DC]
-
-
-
-
-
-
-
12
15
Rated power
P
[W]
56
72
67
72
72
48
51
42
43
Type
Options
I
o nom
11
6
4.5
3
1.5
2
1.7
5
5
I
o nom
-
-
-
-
-
2
1.7
0.7
0.6
I
o nom
-
-
-
-
-
-
-
0.7
0.6
Input voltage
85...255 V AC
LH 1001-2R
LH 1301-2R
LH 1501-2R
LH 1601-2R
LH 1901-2R
LH 2320-2
LH 2540-2
LH 3020-2
LH 3040-2
D, V
D
D
D
D
D
D
D, V
D, V
LGA
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