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LH1901-2R

Power-One
Part Number LH1901-2R
Manufacturer Power-One
Description 50 Watt AC-DC Converters
Published Mar 22, 2005
Detailed Description 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/...
Datasheet PDF File LH1901-2R PDF File

LH1901-2R
LH1901-2R

Overview
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 LGA • Rugged electrical and mechanical design • Output 1 regulated, outputs 2 and 3 tracking • Operating ambient temperature range –10.
.
.
50 °C with convection cooling Selection chart Output 1 Output 2 Output 3 Rated power Uo nom [V DC] 5.
1 12 15 24 48 12 15 5.
1 5.
1 Io nom [A] 11 6 4.
5 3 1.
5 2 1.
7 5 5 Uo nom [V DC] 12 15 12 15 Io nom [A] 2 1.
7 0.
7 0.
6 Uo nom [V DC] 12 15 Io nom [A] 0.
7 0.
6 Po tot [W] 56 72 67 72 72 48 51 42 43 Type 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 Options D, V D D D D D D D, V D, V Input Input voltage Input frequency Inrush current limitation continuous range by thermistor 85.
.
.
255 V AC 47.
.
.
63 Hz Output Efficiency Output voltage 1 setting acc.
Output voltage 2, 3 setting acc.
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 Minimum output current Current limitation main output Current limitation aux.
output(s) Operation in parallel Hold-up time Ui nom, Io nom Ui nom, Io nom Ui nom, Io nom IEC/EN 61204, total Ui min.
.
.
Ui max, Io nom Ui nom, 0.
.
.
Io1 nom 10.
.
.
100% Io2,3 nom Ui nom, Io1 nom, Io2,3 = 0 0.
.
.
100% Io1 nom not required rectangular U/I characteristic rectangular U/I characteristic by current limitation Ui = 230 V AC, Io nom up to 83% ±2% Uo1 nom ±5% Uo2,3 nom typ.
200 mVpp typ.
±1% Uo nom typ.
0.
2% Uo1 nom typ.
0.
7 V max.
115% Uo2,3 nom typ.
0.
7 V 0A typ.
110% Io nom typ.
120% Io nom typ.
70 ms www.
power-one.
com Edition 4/04.
2001 1 Cassette Style Protection Input undervoltage lockout Input overvoltage lockout Input transient protection Output Output overvoltage Overtemperature H Series typ.
60 V AC typ.
280 V AC varistor no-load, overload and short circuit proof suppressor diode in...


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