oet dc-dc series data sheet triple-output, 25 watts aug 11, 2005 revised to apr 05, 2006 page 1 of 2 www.power-one.com description features oet triple output dc-dc converters provide 25 watts of output power in an industry-standard package. the oet series features excellent efficiency and industry-leading power density. the oet features open-frame packaging to provide maximum useable power with minimal thermal constraints. these units are fully compatible with production board washing processes. ? triple-output 2? x 2? ? open-frame construction ? 1.5 million hours mtbf ? short-circuit and overvoltage protection ? input undervoltage lockout ? 24 v or 48 v input versions ? 1500 v isolation ? 100 c baseplate operation technical specifications ? mtbf predictions may vary slightly from model to model. specifications typically at 25 c, normal line, and full load, unless otherwise stated. soldering conditions: i/o pins, 260 c, ten seconds; fully compatible with commercial wave-soldering equipment. safety: agency approvals may vary from model to model. please consult factory for specific model information. units are water-washable and fully compatible with commercial spray or immersion post wave-solder washing equipment. notes voltage range 24 vdc nominal 18 - 36 vdc 48 vdc nominal 34 - 75 vdc turn on voltage 24v/48v models <17v / <34v turn on hysteresis 1v nominal reflected ripple input current 50 ma pk-pk input reverse voltage protection shunt diode input setpoint accuracy 1% 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 secondary output regulation, all line/load conditions 10% v out minimum output current 10 % i out rated dynamic regulation, loadstep 25% i out pk deviation 4% v out settling time 500 s short circuit and overcurrent protection shutdown and self-recovering power limitthreshold range 110 - 130% short circuit 200% i out nom. ovp trip range 115 - 140% v out nom. ovp type self-recovering output 60 65 70 75 80 85 90 10 20 30 40 50 60 70 80 90 10 load % efficiency % eff. oetzghh-a eff. oetzgjj-a efficiency vs. load (48v input) switching frequency 500 khz turn-on time 10ms remote shutdown positive logic isolation input - output 1500 vdc input - case 1050 vdc output - case 1050 vdc temperature coefficient 0.03%/ c case temperature operating range -40 to +100 c storage range -40 to +125 c thermal shutdown range 105 to 115 c humidity max., non-condensing 95% vibration, 3 axes, 5 min each 5 g, 10 - 55 hz mtbf ? (bellcore tr-nwt-000332) 1.5 x 10 6 hrs safety ul, cul, tuv weight (approx.) 1.3 oz general
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** OET025YGHH-A 24 18-36 1.8 5, 12 3.5, 0.31 50, 120 86% oet025ygjj-a 24 18-36 1.8 5, 15 3.5, 0.25 50, 150 86% oet020zehh-a 48 34-75 0.7 3.3, 12 3.5, 0.35 50, 120 85% oet020zejj-a 48 34-75 0.7 3.3, 15 3.5, 0.28 50, 150 85% oet025zghh-a 48 34-75 0.9 5, 12 3.5, 0.31 50, 120 85% oet025zgjj-a 48 34-75 0.9 5, 15 3.5, 0.25 50, 150 85% notes: * maximum input current at minimum input voltage, maximum rated output power. ** at nominal v in , rated output. triple-output, 25 watts oet dc-dc series data sheet aug 11, 2005 revised to apr 05, 2006 page 2 of 2 www.power-one.com natural convection 11.0 c/w 100 lfm 7.5 c/w 200 lfm 5.0 c/w 300 lfm 3.7 c/w 400 lfm 3.1 c/w tolerances pin function mechanical drawing inches: (millimeters) .xx 0.020 .x 0.5 .xxx 0.010 .xx 0.25 pin: 0.002 0.05 (dimensions as listed unless otherwise specified.) thermal impedance note: thermal impedance data is dependent on many environmental factors. the exact thermal performance should be validated for specific application. 1+v in 2-v in 3 case 4 enable 5+v out (aux) 6+v out (main) 7 common 8-v out (aux)
model numbers highlighted in yellow or shaded are not recommended for new designs. model selection nuclear and medical applications - power-one products are not designed, intended for use in, or authorized for use as critical c omponents in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written conse nt of the respective divisional president of power-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.
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