• High MTBF up to 900 000 hours
• Superior operating temperatue performance up to 70°C
• Very High efficiency up to 87%
• Very Low Cost
• Compact
• Withstands 300VAC surges (5s)
• Three Year Warranty
Key Market Segments & Applications
LS Series
Single output General Purpose
Power Supplies
LS Features and Benefits
Features
• High MTBF
• High efficiency
• -25 to +70°C operating temperature
• Low derating above 50 °C (up to 70% load available at 70° C)
• Curve B EMC
Test & Measurement
Automated Service
Factory Automation
General Purpose
LED Lighting & Display
Benefits
• Superior Reliability
• Easier system cooling
• Suitable for indoor & outdoor enclosures
• Improved system power optimasition
• Assists system compliance
Specifications
LS25
ITEMS
AC Input Voltage (300VAC for 5s)
Input Frequency
DC Input Voltage
Inrush Current (230VAC, cold start)
Power Factor
Input Current (115/230VAC)
Temperature Coefficient
Overcurrent Protection
Overvoltage Protection
Hold Up Time (115 / 230V input)
Leakage Current (230VAC 60Hz)
Remote Sense
LED Indicator
Operating Temperature
Storage Temperature
Operating Humidity
Storage Humidity
Cooling
Withstand Voltage
Isolation Resistance
Vibration (non operating)
Shock
Immunity
Safety Agency Approvals
Conducted & Radiated EMI
MTBF (MIL-HDBK-217F)
Weight (Typ)
Size (LxWxH)
Warranty
VAC
Hz
VDC
A
-
A
-
-
V
ms
mA
-
-
-
°C
-
-
-
-
-
-
-
-
-
-
hrs
g
mm
yrs
LS35
LS50
LS75
LS100
LS150
88 - 264VAC (See note (2) for LS100)
88-132/176-264VAC(1)
47 - 63Hz
125 - 373VDC
248 - 273VDC
30
40
40
40
60
40
Meets EN61000-3-2, -3
0.7 / 0.4
0.8 / 0.55
1.3 / 0.8
1.6 / 1.0
2.2 / 1.2
3.5 / 2
<0.02%/°C (0 - 50°C)
> 110%
3.3V: 3.8-4.45V, 5V: 5.75-6.75V, 12V: 13.8-16.2V, 15V: 17.25-20.25V,24V: 27.6-32.4V, 36V: 41.4-48.6V, 48V: 55.2-64.8V
14 / 80
12 / 80
14 / 60
14 / 60
25 / 150
20 / 28
TBA
<1mA
<1mA
No
Green LED = On
-25 to +70°C. Derate linearly to 50% load from +50 to +70°C (2)
-40 to +85
20 - 90% RH (non condensing)
10 - 95% RH (non condensing)
Convection
Input to Ground 1.5kVAC, Input to Output 3kVAC, Output to Ground 500VAC for 1 min.
>100M at 25C & 70%RH, Output to Ground 500VDC
10 - 55Hz: 19.6m/s2 constant sweep 1 min X, Y, Z for 1 hour
< 196.1 m/s2 (20G)
IEC61000-4-2, -3, -4, -5, -6, -8, -11
UL60950-1, EN60950-1, IEC60950-1, CE Mark
EN55011/EN55022-B, FCC-B
906.997
706.464
712,890
648,786
545,375
505,393
170
270
350
410
600
700
79 x 51 x 28
99 x 82 x 36
99 x 97 x 36
130 x 97 x 38
160 x 97 x 38
198 x 99 x 38
3 Years
LS Series
1
Model Selector
Model
LS25-3.3
LS25-5
LS25-12
LS25-15
LS25-24
LS25-36
LS25-48
LS35-3
LS35-5
LS35-12
LS35-15
LS35-24
LS35-36
LS35-48
LS50-3.3
LS50-5
LS50-12
LS50-15
LS50-24
LS50-36
LS50-48
LS75-3
LS75-5
LS75-12
LS75-15
LS75-24
LS75-36
LS75-48
LS100-3
LS100-5
LS100-12
LS100-15
LS100-24
LS100-36
LS100-48
LS150-3
LS150-5
LS150-12
LS150-15
LS150-24
LS150-36
LS150-48
Voltage
3.3V
5V
12V
15V
24V
36V
48V
3.3V
5V
12V
15V
24V
36V
48V
3.3V
5V
12V
15V
24V
36V
48V
3.3V
5V
12V
15V
24V
36V
48V
3.3V
5V
12V
15V
24V
36V
48V
3.3V
5V
12V
15V
24V
36V
48V
Adjust Range
(V)
3.0 - 3.3
4.75 - 5.5
10.8 - 13.2
13.5 - 16.5
22 - 27.2
32 - 40
42 - 54
3.0 - 3.3
4.75 - 5.5
10.8 - 13.2
13.5 - 16.5
22 - 27.2
32 - 40
42 - 54
3.0 - 3.6
4.75 - 5.5
10.8 - 13.2
13.5 - 16.5
22 - 27.2
32 - 40
42 - 54
3.0 - 3.6
4.75 - 5.5
10.8 - 13.2
13.5 - 16.5
22 - 27.2
32 - 40
42 - 54
3.0 - 3.3
4.75 - 5.5
10.8 - 13.2
13.5 - 16.5
22 - 27.2
32 - 40
42 - 54
3.0 - 3.3
4.75 - 5.5
10.8 - 13.2
13.5 - 16.5
22 - 27.2
32 - 40
42 - 54
Max Current
(A)
6
5
2.1
1.7
1.1
0.75
0.57
7
7
3
2.4
1.5
1
0.8
10
10
4.2
3.4
2.2
1.4
1.1
15
12
6
5
3.2
2.1
1.6
20
16
8.5
7
4.5
3
2.3
30
26
12.5
10
6.5
4.3
3.3
Load Reg
(mV)
66
50
60
75
120
150
180
66
50
60
75
120
150
180
40
40
96
120
192
288
384
40
40
96
120
192
288
384
66
50
60
75
120
150
180
66
50
60
75
120
150
180
Line Reg
(mV)
16.5
25
60
75
120
150
180
16.5
25
60
75
120
150
180
20
20
48
60
96
144
192
20
20
48
60
96
144
192
16.5
25
60
75
120
150
180
16.5
25
60
75
120
150
180
Ripple Noise
(mV)
80
80
120
120
120
150
200
80
80
120
120
120
150
200
80
80
120
120
120
150
200
80
80
120
120
120
150
200
80
80
120
120
120
150
200
80
80
120
120
120
150
200
Efficiency
(typ) %
72
77
79
82
84
85
85
73
77
81
83
84
84
84
75
80
84
85
86
86
86
75
79
84
85
86
86
87
74
77
81
82
84
84
84
74
78
93
84
86
86
87
Notes:
See page 1
(1) Switch selectable for 115 or 230VAC
(2) LS50, LS75-3 & -5:
Derate linearly to 70% load from +50 to +70°C.
LS75-12,-15,-24,-36,-48
Derate linearly to 60% load from +50 to +70°C.
LS100-3 & 5
Derate linearly to 60% load from +45 to +70°C. Derate linearly to 80% load from 115V to 88VAC input.
LS100-12,-15,-24,-36,-48 Derate linearly to 60% load from +50 to +70°C. Derate linearly to 80% load from 115V to 88VAC input.
LS150-3 & 5
Derate linearly to 50% load from +40 to +70°C.
LS150-12,-15,-24,-36,-48 Derate linearly to 70% load from +50 to +70°C.
2
LS Series
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