north america (usa): 1-888-41-astec europe (uk): 44 (1384) 842-211 asia (hk): 852-2437-9662 4 electrical specs special features 80amps aeh80 alh80 (open frame) ultra high efficiency ? ultra high efficiency, 1.8v@89% (typical) ? -40c to 100c baseplate operating temp. ? -40c to 85c ambient air for open frame ? open frame (alh80) and baseplate (aeh80) ? redundant inline output pins ? positive and negative enable function ? low output ripple and noise ? high capacitive load limit on start-up ? remote sense compensation ? regulation to zero load ? fixed frequency switching (400 khz) environmental operating temperature -40c to +100c baseplate (aeh80) -40c to +85c ambient air (alh80) storage temperature: -55c to +105c overtemperature protection: 115c typical mtbf: >1 million hours input input range 36-75 vdc input surge 100v / 100ms efficiency 89%@1.8v (typical) control enable ttl compatible (positive & negative enable options) output regulation (line, load, temp) <2% ripple and noise 60mv p-p typical remote sense up to 10%vout output voltage adjust range +/-10% of nominal output transient response 4% max deviation with 50% to 75% full load 300 s (max) recovery overvoltage protection 130% nominal output safety ul, cul 1950 recognized tuv en60950 licensed preliminary total power: 150 watts (1.8v@80amps) input voltages: 48 v no. of outputs: single
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 5 ordering information www.astec.com 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 efficiency model number availability voltage voltage 48v 1.8v @ 80a 89% (typ) aeh80y48 samples available march, 2002 48v 1.5v @ 80a 87% (typ) aeh80m48 samples available march, 2002 48v 1.2v @ 80a 85% (typ) aeh80k48 samples available march, 2002 48v 1.8v @ 80a 89% (typ) alh80y48 samples available march, 2002 48v 1.5v @ 80a 87% (typ) alh80m48 samples available march, 2002 48v 1.2v @ 80a 85% (typ) alh80k48 samples available march, 2002 note: 1. for negative enable add suffix ?n? 2. to remove pins 6 and 10 for standard 1/2 brick add suffix ?-2? pin assignments single output 1. -vin 2. case 3. enable (on/off) 4. +vin 5. +output 6. +output 7. + sense 8. trim 9. - sense 10. -output 11. -output notes: 1. 20 mhz bandwidth. external 10 uf tant. capacitor + 0.1 uf cer. capacitor placed from +v out to -v out. 2. requires a 2.2 mf, 100v film capacitor connected between +v in and -v in to meet fcc class a and ets300-386-1 requirements for conducted noise. consult factory for filtering information to meet fcc class b, vde or eic specifications. 3. all specifications are typical at nominal line, full load, and 25c unless otherwise noted. 4. all specifications subject to change without notice. mechanical drawings are for reference only 5. technical reference notes should be consulted for detailed information when available 6. warranty: 1yr note: alh = 0.41? height aeh = .5? standard height with heatsink assembley
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