ASTEC LPT50

Embedded Power for
Business-Critical Continuity
Rev. 05.03.06
LPT50 Series
1 of 3
LPT50 Series
50 Watts
Total Power:
Input Voltage:
# of Outputs:
47 - 55 Watts
90-264 VAC
127-300 VDC
Triple
Electrical Specifications
Input
Special Features
• Universal input
• 2" x 4" footprint
• Overpower and short circuit
protection
• High efficiency
• High MTBF
• Built in EMI filter
(CISPR 22 Class B)
• LED power good indicator
• Input power <74 watts
• Complies with EN61000 -3-2
• UL Class I approved
Input range
Frequency
Inrush current
Efficiency
EMI RFI
Safety ground
leakage current
90-264 VAC (wide range) 127-300 VDC
47-440 Hz
<60 A peak @ 230 VAC, cold start @ 25°C
80% typical at full load
FCC Class B conducted; CISPR 22 Class B conducted: EN55022
Class B conducted
0.5mA @ 50/60 Hz, 264 VAC input
Output
Maximum power
55 W for convection (LPT51, 47.4W)
Hold-up time
10/20 ms 115/230 VAC input line
Overpower protection Short circuit protection on all outputs
Case overpower protected @ 110 -160% of normal rating
Overvoltage protection 30-50% above nominal output
Environmental Specifications
Safety
UL
CSA
TUV
CB
CE
CCC
UL 60950-1
CSA-C22.2 No. 60950-1
EN60950-1
Certificate and report
LVD & EMC
Operating temperature: 0° to 50°C ambient. Derate each output 2.5% per degree
from 50° to 70°C. -20°C start up
Storage temperature:
-40°C to +85°C
Electromagnetic
susceptibility:
Designed to meet EN61000-4; -2, -3, -4, -5, -6, -8, -11 Level 3
Humidity:
Operating; non-condensing 10% to 95% RH
Vibration:
IEC68-2-6 to the levels of IEC721-3-2
MTBF demonstrated:
>550,000 hours at full load and 25°C ambient conditions
Embedded Power for
Business-Critical Continuity
Rev. 05.03.06
LPT50 Series
2 of 3
Ordering Information
0.8A
0.1A
0A
0.5A
0.1A
0A
Maximum Load
with Convection
Cooling
8A
3A
0.5A
8A
3A
0.5A
9A
4A
1A
9A
4A
1.0A
±2%
±6%
±5%
±2%
±5%
±5%
50 mV
50mV
120mV
50 mV
120mV
120mV
+5V
+15V
-15V
0.5A
0.1A
0A
8A
2.4A
0.5A
9A
3.2A
0.7A
±2%
±5%
±5%
50 mV
150mV
150mV
+5V
+24V
+12V
0.5A
0.1A
0A
8A
1.5A
0.5A
9A
2A
0.7A
±2%
±7%
±5%
50 mV
240mV
120mV
Output
Voltage
Minimum
Load
+3.3V
+5V
+12V
+5V
+12V
-12V
LPT53
LPT54
Model Number
LPT51
LPT52
Peak Load 1 Regulation 2 Ripple P/P (PARD)3
1. Peak current lasting <15 seconds with a maximum 10% duty cycle.
2. At 25°C including initial tolerance, line voltage, load currents and output voltages adjusted to factory settings.
3. Peak-to-peak with 20 MHz bandwidth and 10 μF (tantalum capacitor) in parallel with a 0.1 μF capacitor at rated line
voltage and load ranges.
Pin Assignments
Mating Connectors
Connector LPT51
LPT52
LPT53
LPT54
AC Input:
SK1-1
SK1-3
SK2-1
SK2- 2
SK2- 3
SK2-4
SK2-5
SK2-6
Line
Neutral
+5 V
+5 V
Common
Common
-12V
+12V
Line
Neutral
+5V
+5V
Common
Common
-15V
+15V
Line
Neutral
+5V
+5V
Common
Common
+12V
+24
Line
Neutral
+3.3 V
+2.3 V
Common
Common
12V
5V
Molex 09-50-8031 (USA)
09-91-0300 (UK)
PINS: 08-52-0113
DC Outputs: Molex 09-50-8061 (USA)
09-91-0600 (UK)
PINS: 08-52-0113
Astec Connector Kit #70-841-006, includes all of the above
1. Specifications subject to change without notice.
2. All dimensions in inches (mm), tolerance is ±0.02" (±0.5mm)
3. Mounting holes M1 and M2 should be grounded for EMI purposes.
4. Mounting hole M1 is safety ground connection.
5. Specifications are for convection rating at factory settings at 115
VAC input, 25°C unless otherwise stated.
6. Warranty: 1 year
7. Weight: 0.45lbs/0.20kg
Embedded Power for
Business-Critical Continuity
Astec Power
Mechanical Drawing
M1
M2
1
3
1
GND
nting hole
Ø4.0(4x)
3.73
[ 94,7 ]
Mounting hole
φ4.0 (4x)
4.00
[ 101,6
]
2.00
[ 50,8 ]
1.72
[ 43,8 ]
6
Rev. 05.03.06
LPT50 Series
3 of 3
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: +1 760 930 4600
Facsimile: +1 760 930 0698
Technical Support: +1 888 41 ASTEC
or +1 407 241 2752
Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: +44 (0) 1384 842 211
Facsimile: +44 (0) 1384 843 355
Units 2111-2116, Level 21
Tower 1, Metroplaza
223, Hing Fong Road
Kwai Fong, New Territories
Hong Kong
Telephone: +852 2437 9662
Facsimile: +852 2402 4426
1.30
[ 32,9 ]
0.17
[ 4,3 ]
For global contact, visit:
www.astecpower.com
technicalsupport@astec.com
While every precaution has been taken to ensure
accuracy and completeness in this literature, Astec
Power assumes no responsibility, and disclaims
all liability for damages resulting from use of this
information or for any errors or omissions.
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