page 1 of 3 rev. jul 11, 2003 qbs dc/dc series data sheet turn-on time 30 ms remote shutdown positive or negative logic remote shutdown reference v in negative switching frequency 400 khz isolation input - output 1500 vdc input - case 1050 vdc output - case 1050 vdc temperature coefficient 0.02 ppm/c case temperature operating range -40c to + 100c storage range -40c to + 125c thermal shutdown range 105c to 115c vibration, 3 axes, 5 min each 5 g, 10 - 55 hz mtbf ? (bellcore tr-nwt-000332) 2.5 x 10 6 hrs safety ul, cul, tuv weight (approx.) 1.7 oz technical specifications voltage range 24 vdc nominal 18 - 36 vdc 48 vdc nominal 36 - 75 vdc input reverse voltage protection shunt diode qbs single output dc/dc converters provide up to 120 watts of output power in an industry-standard, quarter-brick footprint. the qbs converters feature open-frame packaging, along with planar magnetics to provide maximum useable power with minimal thermal constraints. the qbs is especially suited to telecom, networking, and industrial applications, and is fully compatible with production board washing processes. ? ?quarter-brick? ? high power density up to 120w ? open-frame packaging ? 100c baseplate operation ? water washable ? outputs from 2.5v to 15v ? 1500v isolation ? positive or negative enable logic input output general description features 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 remote sense headroom 0.5 vdc minimum output current 10 % l out rated dynamic regulation, loadstep 25% i out pk deviation 4% v out settling time 500 m s voltage trim range 10% short circuit and overcurrent protection shutdown current limit threshold range, % of i out rated 110 - 140% short circuit current limit 200% i out ovp trip range 115 - 140% v out nom. uvp trip range 70 - 90% v out nom. ovp/uvp type latching qbs100zg-ant 60 65 70 75 80 85 90 10 20 30 40 50 60 70 80 90 100 load% efficiency % eff. (36v) eff. (48v) eff. (75v) efficiency vs. load (48v input) ? 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. 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
page 2 of 3 rev. jul 11, 2003 qbs dc/dc series data sheet mechanical drawing thermal impedance natural convection 10.1 c/w 100 lfm 8.0 c/w 200 lfm 5.4 c/w 300 lfm 4.4 c/w 400 lfm 3.4 c/w tolerances note: thermal impedance data is dependent on many environmental factors. the exact thermal performance should be validated for specific application. 1-v in 2 on/off 3+v in 4-v out 5 -sense 6 trim 7 +sense 8+v out inches: .xx 0.020 .xxx .010 pin: 0.002 0.05 (dimensions as listed unless otherwise specified.) (millimeters) .x 0.5 .xx 0.25 pin function
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vin (volts) vin range (volts) iin max.* (amps) vout (volts) iout rated (amps) ripple & noise pk-pk (mv) efficiency typ. ** model 24 24 24 24 24 48 48 48 48 48 48 48 48 48 18 - 36 18 - 36 18 - 36 18 - 36 18 - 36 36 - 75 36 - 75 36 - 75 36 - 75 36 - 75 36 - 75 36 - 75 36 - 75 36 - 75 2.90 3.50 5.20 6.80 6.80 1.40 1.70 2.50 3.30 4.00 3.30 2.50 3.45 4.00 2.5 3.3 5 12 15 2.5 3.3 5 12 12 15 3.3 5.0 15 15.00 15.00 15.00 8.33 6.67 15.00 15.00 15.00 8.33 10.00 6.67 20.0 20.0 8.0 100 100 100 150 150 100 100 100 150 150 150 100 100 150 76% 80% 84% 85% 85% 75% 78% 83% 86% 84% 86% 80% 82% 84% qbs038yd-a ? qbs050ye-a ? qbs075yg-a ? qbs100yh-a ? qbs100yj-a ? qbs038zd-a qbs050ze-a qbs075zg-a qbs100zh-a ? qbs120zh-a ? qbs100zj-a ? qbs066ze-a qbs100zg-a qbs120zj-a ? denotes advanced product release. consult factory for product availability. * maximum input current at minimum input voltage, maximum rated output power. ** at nominal vin, rated output. model selection
page 3 of 3 rev. jul 11, 2003 options option suffix applicable series remarks negative logic n has, hbd, hbs, hes, hls, hld, les, ttl "low" turns module on qbs, qes, qls, tes, tqd ttl "high" turns module off lucent-compatible trim t has, hbd, hbs, hes, hls, qbs, qes, qls trim 1 ias, les enable 2 iad, ias, les, sms trim and enable 3 ias, les pin length and heatsink options standard pin length is 0.180" (4.6mm) 0.110" (2.8mm) pin length 8 all leaded models 0.150" (3.8mm) pin length 9 all leaded models 0.24" (6.1mm) horizontal heatsink 1h all 1/4-bricks, 1/2-bricks, 3/4-bricks, full-bricks includes thermal pad (except hls, hld, qls, tld, and tkd packages) 0.24" (6.1mm) vertical heatsink 1v all 1/4-bricks, 1/2-bricks, 3/4-bricks, full-bricks includes thermal pad (except hls, hld, qls, tld, and tkd packages) 0.45" (11.4mm) horizontal heatsink 2h all 1/4-bricks, 1/2-bricks, 3/4-bricks, full-bricks includes thermal pad (except hls, hld, qls, tld, and tkd packages) 0.45" (11.4mm) vertical heatsink 2v all 1/4-bricks, 1/2-bricks, 3/4-bricks, full-bricks includes thermal pad (except hls, hld, qls, tld, and tkd packages) 0.95" (24.1mm) horizontal heatsink 3h all 1/4-bricks, 1/2-bricks, 3/4-bricks, full-bricks includes thermal pad (except hls, hld, qls, tld, and tkd packages) 0.95" (24.1mm) vertical heatsink 3v all 1/4-bricks, 1/2-bricks, 3/4-bricks, full-bricks includes thermal pad (except hls, hld, qls, tld, and tkd packages) this page is offered as a reference. consult factory for actual availability of options. when ordering equipment options, use the following suffix information. select preferred option(s) and add the suffix to the model number. ordering option examples are located below the options table. example options: hbs050zg-ant3v = hbs050zg-a with negative logic, lucent-compatible trim, and 0.95? vertical heatsink. les015yj-3n = les015yj with optional trim and enable, negative logic. qbs066zg-at8 = qbs066zg-a with lucent-compatible trim and 0.110? pin length. 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 respective divi sional 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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