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W Series Data Sheet
?
125, 250 Watt AC-DC and DC-DC DIN-Rail Converters
Power Factor, Harmonics
All converters feature active power factor correction.
PF
1
0.9
04069a
mA/W
4
LWN1701-6E
04070b
0.8
0.7
3
Limit class D according
0.6
2
1
to IEC/EN 61000-3-2
0.5
0.4
0.3
0.2
0
3
5
7
9
11
13 Harm.
0.1
0
0
0.2
0.4
0.6
0.8
1
I o
I o nom
Fig. 4
Harmonic currents at input current, measured at V i = 230
VAC , I o = I o nom (LWN1701-6E).
V i = 125 VAC
V i = 230 VAC
Fig. 5
Power factor versus load (LWN2660-6)
Electrical Output Data
Table 6a: Output data of 125 Watt standard models. General conditions: T A = 25 °C, unless T A is specified; R input open-circuit
Model
LWR1301
EWR/LWR1601
LWR1701
LWR1801
Unit
Characteristic
Conditions
min
typ
max min
typ
max min
typ
max min
typ
max
V o nom
Output voltage nominal 1
V i nom , I o nom
12.0
24.25 24.7
25.2 36.4
37
37.8 48.5 49.36 50.4
V
* 12.2
12.35 12.5 24.55 24.7 24.85 36.8
37
37.2 49.06 49.36 49.66
V o worst Output voltage range
V i min – V i max , 11.9
13.0 24.0
25.8 36.0
38.7 48.0
51.6
of tolerance
I o = (0.1 – 1) I o nom
V o L
P o nom
I o nom
Overvoltage protection
Nominal output power
Output current nominal
V i = 100 V – V i max
14 *
105 *
7.5 *
15 * 28.5
124
5.0
30
42.7
122
3.3
45
57
124
2.5
60
W
A
I o L
Output current limit
3
V i min – V i max
7.6
8.5
5.1
5.7
3.4
3.8 2.53
2.9
I op
Output current boost 4
typ. 1 s
11.3
7.5
5.0
3.75
v o
Ripple and noise
EWR V i = 110 VDC, I o nom
LWR
V i = 230 VAC,
-
100
500
100
-
100
-
100
mV pp
f i = 50 Hz, I o nom
1100 2
1100 2
1200 2
1200 2
? V o u
? V o l
Static line regulation
Static load regulation
100 V – V i max, I o nom
V i nom ,
±0.08
– 0.2
±0.1
– 0.4
±0.15
– 0.6
±0.15
– 0.8
V
(droop)
I o = (0.1 – 1) I o nom
v od
α v o
t or
t oh min
Dynamic load regulation
Voltage deviation
Recovery time
Temperature coefficient
Start-up time
Hold-up time
V i nom ,
I o = (0.5 ? 1) I o nom
T C min – T C max
V i = 0 → V i nom, I o nom
I o nom ,
V o nom → 0.8 V o nom
±1
40
±0.02
700
10
±1.2
40
±0.02
700
6/15
±1.5
80
±0.02
700
20
±1.8
80
±0.02
700
25
ms
%/K
ms
Setting voltage with open R-input
* Converters with feature E and version ≥ 106
1
2
3
4
Superimposed low frequency ripple at 2 ? f i
Rectangular current limit characteristic (continuous operation)
Short-term peak power capability 150% of P o nom for approx. 1 s
BCD20020-G Rev AC, 31-Jan-2013
Page 8 of 25
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