Astrodyne LFM20-24P 20w ultraminiature open frame switching power supply Datasheet

LFM20
2 0 W U l t r a m i n i a t ure Open Frame Switching Power Supplies
series
Universal 85-265VAC Input
High Efficiency
Regulated Outputs
3000V Isolation
Single Outputs
UL60950 & EN60950 Approved
Optional 0.156” Spaced Connectors,
or PCB Mount Configuration
2.75”W x 1.89”L x 0.91”H
Model Number
Output Voltage
Output Amps(max)
Ripple pk-pk
Efficiency
0.156” SPACED CONNECTORS
LFM20-3.3
3.3 VDC
LFM20-5
5 VDC
LFM20-9
9 VDC
LFM20-12
12 VDC
LFM20-15
15VDC
LFM20-24
24VDC
4.4A
4.4A
2.45A
1.8A
1.4A
0.92A
50mV
1%
1%
1%
1%
1%
70%
73%
77%
80%
80%
82%
PCB MOUNT (Pins)
LFM20-3.3P
LFM20-5P
LFM20-9P
LFM20-12P
LFM20-15P
LFM20-24P
4.4A
4.4A
2.45A
1.8A
1.4A
0.92A
50mV
1%
1%
1%
1%
1%
70%
73%
77%
80%
80%
82%
3.3 VDC
5 VDC
9 VDC
12 VDC
15VDC
24VDC
Order On-Line!
WWW.ASTRODYNE.COM
astrodyne.com
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
LFM20
2 0 W U l t r a m i n i a t ure Open Frame Switching Power Supplies
INPUT SPECIFICATIONS
MECHANICAL SPECIFICATIONS
1.0(25.4)
0.80
(20.32)
85-265 VAC
47-63 Hz
20A@100V, 40A@200V Input *
3.5mA max.
OUTPUT SPECIFICATIONS
0.23(6.05) 0.13(3.30)(4PL)
0.24(6.12)
ACN
0.31(7.9)
0.62(15.75)
ACL
2.00(50.8)
See Selection Chart
+/- 1%
+/- 0.5%
+/- 1%
+/-0.05%/°C
See Selection Chart (NOTE 1)
Continuous
16 mS, typ @ 115VAC
1.70(43.18)
Voltage and Current
Load Regulation (10%-FL)
Line Regulation (LL-HL, FL)
Voltage Accuracy
Temperature Coefficient
Ripple/Noise
Short Circuit Protection
Hold Up Time
0.070(1.78)
0.040(1.02)
0.15(3.8)
+Vout
0.15(3.96)
-Vout
0.150(3.81)
Input Voltage Range
Frequency Range
Inrush Current, typ:
Leakage Current
series
0.150(3.81)
3.2(81.28)
3.50(88.9)
VR
GENERAL SPECIFICATIONS
Notes:
Input-Out Isolation
Efficiency
Safety
3000VAC
See Selection Chart
UL60950, EN60950
PHYSICAL SPECIFICATIONS
1) Add a 0.1uF ceramic capacitor and a 10uF E.L.capacitor to output for Ripple
&
Noise (R & N) measuring @ 20MHz BW.
2) Input Connector Mates with Molex Housing 09-50-3031 and Molex 2878
Series Crimp Terminal
3) Output Connector Mates with Molex Housing 09-50-3041 and Molex 2878
Series Crimp Terminal
Size
0.156 Connectors
3.5” x 2.0” x 0.80” (NOTES 2 & 3)
PCB Pins
3.5” x 2.0” x 1.0”
Construction
Open Frame
Weight
0.156 Connectors
3.1 oz (88g)
PCB Pins
3.3 oz (93g)
ENVIRONMENTAL SPECIFICATIONS
Oper. Temperature
Cooling
Storage Temperature
0 to +45°C
Free Air Convection
-20 to +85°C *
All specifications are typical at nominal input, full load, and 25DegC unless
otherwise noted
* These are stress ratings. Exposure of the devices to any of these conditions
may adversely affect long term reliability. Proper operation under conditions
other than the standard operating conditions is neither warranteed nor implied.
WWW.ASTRODYNE.COM
Astrodyne products are not authorized or warranteed for use
as critical components in life support systems, equipment used
in hazardous environments, nuclear controls systems, or other
mission-critical applications.
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
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