AC-DC 60 Watts xppower.com MCM Series • Compact Size - High Power Density • Rugged Construction • Universal Input • Wide Operating Temperature • EMI Performance to MIL-STD-461E • Convection-cooled • Manufactured in the USA Specification Input Input Voltage Input Frequency Inrush Current Input Protection General • • • • 90-264 VAC (120-370 VDC) 47-63 Hz 40 A max at 230 VAC, cold start 25 ºC Internally fused Switching Frequency MTBF Output (Specification rated at Ta = 25 ºC & 100 % load unless specified otherwise) Output Voltage • 12 to 28 VDC (for other output voltages 3.3 V to 48 V please consult technical sales) Initial Set Accuracy • ±1.0% Minimum Load • No minimum load required Start Up Delay • 2 s max Start Up Rise Time • 50 ms Hold Up Time • 16/75 ms minimum at 115/230 VAC Line Regulation • ±0.5% Load Regulation • ±1% Over/Undershoot • None at turn on/off Transient Response • 4% max. deviation, recovery to within 1% in 500 µs for a 25% load change Ripple & Noise • 1% pk-pk, 20MHz BW with 1 µF capacitor connected across measurement points Overvoltage Protection • 115-135% Vnom, recycle input to reset Overload Protection • 110-150%, on primary power limit, auto recovery Short Circuit Protection • Trip and restart (Hiccup mode) Temperature • 0.05% /ºC Coefficient Mechanical AC Input Connector DC Output Connector Efficiency Isolation • AC mains lead, for UK or European mains lead contact technical sales. • D-Sub Type. For customer specfic options please contact sales. • 80-85% • 4000 VAC Input to Output 1500 VAC Input to Ground 500 VAC Output to Ground • 70 kHz typical • 250 kHrs per MIL-HDBK-217F Environmental Operating Temperature • -40 ºC to +70 ºC, derate linearly from 100% load at +50 ºC to 50% load at +70 ºC. Start up at -30 ºC. Cooling • Convection-cooled Operating Humidity • 95% RH, non-condensing Storage Temperature • -40 ºC to + 85 ºC Shock • 30 g pk, half sine, 6 axes Vibration • 2 g rms, 5 Hz to 500 kHz, 3 axis EMC & Safety Emissions EMI Immunity Safety Approvals • MIL-STD-461E, CE102, RE102 • MIL-STD 461E, CS101, 114, 115, 116 & RS103 • Designed to meet EN60950, UL60950 Input Voltage Output Voltage 12 VDC 15 VDC 18 VDC 24 VDC 28 VDC 90-264 V Output Current 5.0 A 4.0 A 3.3 A 2.5 A 2.1 A Model Number MCM60US12-D9 MCM60US15-D9 MCM60US18-D9 MCM60US24-D9 MCM60US28-D9 Efficiency (typ) 80% 80% 81% 83% 83% Notes 1. For extended burn-in, please contact sales. Mechanical Details NEMA 5-15P MOLDED CORD FEMALE DE-9 (30u/AU) MOLDED W/ 4-40 THUMBSCREWS APPROX. 0.640" 4X ROUND RUBBER FEET (0.500 X 0.150) 2.750 0.620 3.500 2X 6-32 PHIL PAN INSTALLED INTO 6-32 THREADED HOLE 1.0 5.500 0.150 1.480 5 9 1 6 D-Sub Type 36" +/- 6" APPROX. 48" +/- 2" Pin 1 2 3 4 5 6 7 8 9 Notes 1. All dimensions are in inches 2. Weight: < 2.5 lbs 3. Finishing: Black epoxy paint 4. Mechanical drawing shows the ‘-D9’ 9 Pin Output D-Sub connector. For other connectors, please contact sales. 5. For no connectors, add suffix ‘-NI’ the part number e.g. MCM60US28-NI. Output Pin Connections D-Sub Type N/C N/C N/C +Output +Output N/C N/C Return Return Output Power Derating Curve 100% 75% 50% 25% 0% -40 0 10 20 30 40 50 Ambient Temp (°C) 60 70 18-Jul-08 AC-DC MCM Models and Ratings