special features electrical specs 25 watts aev ? ideal for telecom/networking applications ? standard pinout - low profile ? unencapsulated 2.0 x 2.5 x 0.33 package. ? 90c baseplate temperature ? enable (on/off) ? 330khz switching frequency ? under voltage lockout, ovp, ocp input input range 18-36 vdc (24 vdc nominal) 36 - 72vdc (48vdc nominal) input reverse voltage protection fuse recommended input surge voltage 100v for 100ms (48v) 50v for 100ms (24v) undervoltage lockout vin<30-36v (48v) vin<14-18v (24v) efficiency 83% typical (5vout) output voltage tolerance 1.0% line regulation 0.1% load regulation 0.5% noise/ripple 75mv p-p short circuit protection continuous power cycle overvoltage protection 36v to 42v (24vin) 72v to 82v (48vin) transient response 4% vo typ; recovery <200msec typ (25% step load change) temperature coefficient 0.02%vo/c switching frequency 330khz control enable on = >7.0vdc off = >3.5vdc see trn enable current 0.6ma max. output trim 90% to 110% vo isolation i/o isolation 500vdc environmental total power: 25 watts input voltages: 24v or 48v no. of outputs: single, dual operation case temperature range: -25c to +90c storage temperature: -40c to +105c mtbf > 2 million hours (bellcore tr332) safety ul ul1950 can can22.2-950 tuv en60950 ce ce mark astec conventional power americas (usa): 1-888-41-astec europe (uk): 44 (1384) 842-211 asia (hk): 852-2437-9662 72 w9959_02_dcdc_001-073_73 2/8/02 3:56 pm page 72
europe astec house, waterfront business park merry hill, dudley west midlands, dy5 1lx, uk telephone: 44 (1384) 842-211 facsimile: 44 (1384) 843-355 americas 5810 van allen way carlsbad, ca 92008 telephone: 760-930-4600 facsimile: 760-930-0698 ordering information asia units 2111-2116, level 21 tower1, metroplaza 223, hing fong road fwai fong, new territories hong kong telephone: 852-2437-9662 facsimile: 852-2402-4426 input output 1 output 2 efficiency model number vdc voltage voltage 18-36 v 3.3v @ 5.0a 80% aev05f24 18-36 v 5.0v @ 4.0a 83% aev04a24 18-36 v 12.0v @ 2.1a 85% AEV02B24 18-36 v 15.0v @ 1.7a 86% aev02c24 36-72 v 3.3v @ 5.0a 80% aev05f48 36-72 v 5.0v @ 4.0a 83% aev04a48 36-72 v 6.0v @ 4.1a 86% aev04n48 36-72 v 12.0v @ 2.1a 86% aev02b48 36-72 v 15.0v @ 1.7a 86% aev02c48 18-36 v +5.0v @ 2.0a -5.0v @ 2.0a 83% aev02aa24 18-36 v +12.0v @ 1.05a -12.0v @ 1.05a 86% aev01bb24 18-36 v +15.0v @ 0.85a -15.0v @ 0.85a 86% aev01cc24 36-72 v +5.0v @ 2.0a -5.0v @ 2.0a 83% aev01aa48 36-72 v +12.0v @ 1.05a -12.0v @ 1.05a 86% aev01bb48 36-72 v +15.0v @ 0.85a -15.0v @ 0.85a 86% aev01cc48 notes: 1. 20 mhz bandwidth. an external 2.2mf ceramic capacitor is recommended to be placed from +v out to -v out. 2. consult technical reference notes for recommended input/output filtering 3. all specifications are typical at nominal line, full load, and 25 c unless otherwise noted. 4. all specifications subject to change without notice. mechanical drawings are for reference only. aev single output 73 www.astec.com w9959_02_dcdc_001-073_73 2/8/02 3:56 pm page 73
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