LFM20 2 0 W U l t r a m i n i a t ure Open Frame Switching Power Supplies series Universal 90-264VAC Input High Efficiency Regulated Outputs 3000V Isolation Single Outputs UL60950 & EN60950 Approved Optional 0.156” Spaced Connectors, or PCB Mount Configuration 2.0”W x 3.5”L x 0.80”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 WWW.ASTRODYNE.COM ASTRODYNE USA: 1-800-823-8082 ASTRODYNE PACIFIC: 886-2-26983458 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 0.80 (20.32) 90-264 VAC 47-63 Hz 20A@100V, 40A@200V Input * 3.5mA max. 1.0 (25.4) Input Voltage Range Frequency Range Inrush Current, typ: Leakage Current OUTPUT SPECIFICATIONS 0.070 (1.78) 0.040 (1.02) 0.15 (3.8) GENERAL SPECIFICATIONS Input-Out Isolation Efficiency Safety 3000VAC See Selection Chart UL60950, EN60950 PHYSICAL SPECIFICATIONS 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 * 0.23 (6.05) 0.13 (3.30) (4PL) 0.24 (6.12) 0.31(7.9) 0.62 (15.75) L 0.15 (3.96) 0.150 (3.81) 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 series 0.150 (3.81) 3.2 (81.28) 3.50 (88.90 NOTES: 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 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. 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. WWW.ASTRODYNE.COM ASTRODYNE USA: 1-800-823-8082 ASTRODYNE PACIFIC: 886-2-26983458