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| 1 mws020zgy 50 55 60 65 70 75 80 85 90 10 20 30 40 50 60 70 80 90 100 load % efficiency % eff. (33v) eff. (48v) eff. (75v) mws020ygy 60 65 70 75 80 85 10 20 30 40 50 60 70 80 90 100 load % efficiency % eff. (18v) eff. (24v) eff. (36v) technical specifications ? 20w standard package 100c case operation 3.3v output available integrated heatsink enable and trim pins wide range input voltage 1500v isolation short circuit protection description features efficiency vs. load (48v input) efficiency vs. load (24v input) mws dc/dc converters provide up to 20 watts of output power in an industry-standard package and footprint. the mws is available in either 24v or 48v input versions. with a maximum case temperature of 100c, the mws is well suited for the most demanding telecom, networking, and industrial applications. the mws features 1500 vdc isolation, short circuit, and overtemperature protection. turn-on time, max. 175 ms max. remote shutdown positive logic switching frequency 450 khz isolation input - output 1500 vdc temperature coefficient 0.015%/c case temperature operating range -40 to +100c storage range -40 to +105c humidity max., non-condensing 95% vibration, 3 axes, 5 min each 5 g, 10 - 55 hz mtbf ? (bellcore tr-nwt-000332) 1.9 x 10 6 hrs safety ul, cul, tuv weight (approx.) 1.2 oz general notes ? mtbf predictions may vary slightly from model to model. specifications typically at 25c, normal line, and full load, unless otherwise stated. soldering conditions: i/o pins, 260c, ten seconds; fully compatible with commercial wave-soldering equipment. voltage range 24 vdc nominal 18 - 36 vdc 48 vdc nominal 33 - 75 vdc input undervoltage lockout <33v or <18v uvlo hysteresis 1v nominal reflected ripple 50 ma input reverse voltage protection shunt diode input setpoint accuracy 1.0% line regulation v in min. - v in max., i out rated 0.2% v out load regulation i out min. - i out max., v in nom. 0.5% v out minimum output current 5 % dynamic regulation, loadstep 25% i out pk deviation 4% v out settling time 500 s voltage trim range 10% short circuit / overcurrent protection shutdown / hiccup current limit threshold range, % of i out rated 110 - 140% output mws series - 20 watt rev. 09/01
2 model input voltage input voltage maximum input output rated output ripple & noise typical (volts) range (volts) current (amps)* voltage (volts) current (amps) pk-pk (mv) efficiency** mws020zgy 48 33 - 75 0.77 54 75 81% mws020zhy 48 33 - 75 0.73 12 1.66 120 85% mws020yjy 24 18 - 36 1.34 15 1.33 150 85% notes: * maximum input current at minimum input voltage, maximum rated output power. ** at nominal v in , rated output. mechanical drawing thermal impedance tolerances pin function 1+ v in 2- v in 3 no pin 4 shutdown 5 no pin 6+ v out 7- v out 8 trim inches: (millimeters) .xx 0.020 .x 0.5 .xxx 0.010 .xx 0.25 pin: 0.002 0.05 case: + 0.04, - 0.00 + 1.0, - 0.00 (dimensions as listed unless otherwise specified.) note: thermal impedance data is dependent on many environmental factors. the exact thermal perfor- mance should be validated for specific application. natural convection 11.5 c/w 100 lfm 10.2 c/w 200 lfm 8.5 c/w 300 lfm 6.5 c/w 400 lfm 5.4 c/w models - (see the last page of section for options.) mws series - 20 watt 3 ! "# "$% "$ " "! ! &$ & &! ' '&% ''! (!) ' * + ''! (" ) ' * +,, ! -. ' ' "# "$% "$ " "! &$ & &! ' ' / /% /' ' 0 1# ! 2 1#% 1# ! * ' 3 1# ! . 4 * " 5 1 + 6 ! 7087) 49 7007) 28 6 ! 8 # : * 70;7) 38 6 ! < # : * 724) 90 " = " > 0" # : %16 "! "!% &! 16 * '!% '?% 6> 1 ' 6 724) 90 @ " > 0@ # : %16 "! "!% &! 16 * '!% '?% 6> 1 ' 6 74;) 004 " = " > 2" # : %16 "! "!% &! 16 * '!% '?% 6> 1 ' 6 74;) 004 @ " > 2@ # : %16 "! "!% &! 16 * '!% '?% 6> 1 ' 6 7<;) 240 " = " > 3" # : %16 "! "!% &! 16 * '!% '?% 6> 1 ' 6 7<;) 240 @ " > 3@ # : %16 "! "!% &! 16 * '!% '?% 6> 1 ' 6 + a "$7;7bc-# '3@ d "$7;7bc-# ! - 7<;) > ! 70;5e-3 d ! 70;5e &$799bc-#'8 d &$799bc-# ! 7007) nuclear and medical applications power-one products are not authorized for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the president of po wer-one, inc. technical revisions the appearance of products, including safety agency certifications pictured on labels, may change dependin g on the date manufactured. specifications are subject to change without notice. options |
Price & Availability of MWS020XXX
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