Maxi Family 72V Input Actual size: 4.6 x 2.2 x 0.5in S 117 x 56 x 12,7mm CUNRTL S C US DC-DC Converter Module Features & Benefits Applications DC input range: 43 110V (continuous) Railway / Transportation system applications including communications systems, information display, lighting, control systems, ticket machines, passenger entertainment, Isolated output public address systems, door control, industrial power systems and power Encapsulated circuitry for shock and generation systems. vibration resistance For details on proper operation please refer to the: Extended temperature range Design Guide & Applications Manual for Maxi, Mini, Micro Family. (55 to +100C) Input surge withstand: 150V for 100ms Absolute Maximum Ratings DC output: 3.3 48V Programmable output: 10 110% Parameter Rating Unit Notes Regulation: 0.2% no load to full load +IN to IN voltage 0.5 to +155 V DC Efficiency: Up to 88% PC to IN voltage 0.5 to +7.0 V DC Maximum operating temp: 100C, PR to IN voltage 0.5 to +7.0 V DC full load SC to OUT voltage 0.5 to +1.5 V DC Power density: up to 80W per cubic inch Sense to OUT voltage 1.0 V DC Height above board: 0.43in 10,9mm Isolation voltage Parallelable, with N+M fault tolerance IN to OUT 3000 V Test voltage RMS Low-noise ZCS/ZVS architecture IN to base 1500 V Test voltage RMS OUT to base 500 V Test voltage RoHS Compliant (with F or G pin option) RMS Operating Temperature 55 to +100 C M-Grade Product Overview Storage Temperature 65 to +125 C M-Grade 500 260 F C <5 sec wave solder These DC-DC converter modules use Pin soldering temperature advanced power processing, control and 750 390 F C <7 sec hand solder packaging technologies to provide the Mounting torque 5 0.57 in lbs N m 6 each performance, flexibility, reliability and cost effectiveness of a mature power component. High-frequency ZCS/ZVS switching provides high power density with low noise and high efficiency. Part Numbering V72A B e.g. V72A24C400BL Product Grade Temperatures (C) Output Power Pin Style Finish Baseplate Output Voltage Blank: Slotted Grade Operating Storage V P Blank: Short Tin/Lead OUT OUT 3V3 = 3.3V 2: Threaded 5 = 5V E = 10 to +100 20 to +125 3.3V 264W L: Long Tin/Lead 3: Through-hole 8 = 8V C = 20 to +100 40 to +125 5V 300W S: Short ModuMate Gold 12 = 12V T = 40 to +100 40 to +125 8V 300W N: Long ModuMate Gold 15 = 15V H = 40 to +100 55 to +125 12V 400W F: Short RoHS Gold 24 = 24V M = 55 to +100 65 to +125 15V 400W G: Long RoHS Gold 28 = 28V 24V 400W K: Extra Long RoHS Gold 36 = 36V 28V 400W 48 = 48V 36V 400W 48V 400W Note: Product images may not highlight current product markings. 72V Maxi Family Rev 3.4 Page 1 of 11 02/202172V Input Module Family Electrical Characteristics Electrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperature, unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate. Module Input Specifications Parameter Min Typ Max Unit Notes Operating input voltage 43 72 110 V Per EN50155 and GBT-25119 DC Input surge withstand 150 V <100ms DC Undervoltage turn-on 41.7 42.6 V DC Undervoltage turn-off 35.2 36.5 V DC Overvoltage turn-off/on 111 115.5 121 V DC Disabled input current 1.5 mA PC pin low Module Output Specifications Parameter Min Typ Max Unit Notes Output voltage set point 1 % Of nominal output voltage. Nominal input full load 25C Line regulation 0.02 0.20 % Low line to high line full load Temperature regulation 0.002 0.005 % / C Over operating temperature range Power sharing accuracy 2 5 % 10 100% of full load Of nominal output voltage. For trimming below 90% Programming range 10 110 % of nominal, a minimum load of 10% of maximum rated power may be required. +OUT to OUT, +Sense to OUT Absolute Maximum Ratings 3.3V 0.5 to 4.7 V Externally applied DC 5V 0.5 to 7.0 V Externally applied DC 8V 0.5 to 10.9 V Externally applied DC 12V 0.5 to 16.1 V Externally applied DC 15V 0.5 to 20.0 V Externally applied DC 24V 0.5 to 31.7 V Externally applied DC 28V 0.5 to 36.9 V Externally applied DC 36V 0.5 to 47.4 V Externally applied DC 48V 0.5 to 62.9 V Externally applied DC Note: The permissible load current must never be exceeded during normal, abnormal or test conditions. For additional output related application information, please refer to output connections on page 6. Thermal Resistance and Capacity Parameter Min Typ Max Unit Baseplate to sink flat, greased surface 0.08 C/Watt Baseplate to sink thermal pad (P/N 20263) 0.07 C/Watt Baseplate to ambient 4.9 C/Watt Baseplate to ambient 1000LFM 1.1 C/Watt Thermal capacity 165 Watt-sec/C 72V Maxi Family Rev 3.4 Page 2 of 11 02/2021