13 1-800-526-2324 ? www.us.tdk-lambda.com/lp/ PAH300-450 series features u standard half brick footprint u 18-36 or 36-76vdc inputs u 12v 29a - 48v 9.4a nominal outputs u through hole mounting u low 12.7mm pro? le u high operating ef? ciencies (up to 92%) u constant switching frequency u baseplate cooling 300w to 450w half brick converters note: see installation manual for full details, test methods of parameters and application notes (1) 240mv for pah300 (2) 125-145% for pah450s48-28 (3) manual reset (4) pah350s24-28 & -48: derate linearly to 85% load from 90c to 100c (5) 28.8-52.8 pah350s28-48 (6) 115-140% pah350s28-48 pah300s, 350s, 450s model (see model selector) nominal output voltage vdc 12v 28v 48v input voltage range vdc 18-36 or 36-76 input current (max) a 6.8-17.4a (model dependant) output voltage adjustment vdc 7.2 - 13.2 16.8 - 33 28.8 - 57.6(5) ripple & noise (max) (pk to pk) mv 200 280(1) 480 line regulation (max) mv 24 56 96 load regulation (max) mv 24 56 96 overload protection % 105 - 140%, constant current with auto recovery overvoltage protection (3) % 115-135% 125-140%(2) 125-145%(6) remote sense - yes remote on / off (see options) - standard; low = on, open = off /p option; low = off, open = on temperature (operating) c -40c to +100c baseplate, full power(4) temperature (storage) c -40c to +100c temperature coef? cient - 0.02%/c humidity (operating) - 5-95% rh non condensing humidity (storage) - 5-95% rh non condensing cooling - conduction (see installation manual for heatsink selection) isolation voltage vdc 1500vdc input to output & baseplate, 500vdc output to baseplate vibration - non operating, 10-55hz (sweep for 1 min.) amplitude - 0.825mm constant (max 49 m/s 2 ) x,y,z 1 hour each shock - 196.1m/s 2 safety agency approvals - ul60950-1, csa60950-1, en60950-1, ce lvd (48v input models only) weight (typ) g 110 size (wxhxd) in(mm) 2.4x0.5x2.28 (61x12.7x57.9) see outline drawing warranty yrs 2 years speci? cations key market segments & applications
14 1-800-526-2324 ? www.us.tdk-lambda.com/lp/ revision a4: dec 2011 PAH300-450 series for additional information, please visit us.tdk-lambda.com/lp/products/pah300-series.htm outline drawing case +vin cnt made in japan +v dc-dc trm +s -s pah350s48-12 -vin input:36-76v 12.5a output:12v 29.2a -v paf 400-700w full brick dc-dc pah other half brick dc-dc converters paq quarter brick dc-dc converters pae eighth brick dc-dc converters px 10-48w, 12-48v dc-dc other dc-dc products suf? x description - m3 tapped inserts for mounting /t m3 clearance inserts for mounting /p positive logic remote on/off (not on pah450s) options pin description function -vin negative input terminal +vin positive input terminal cnt on / off control terminal +v positive output terminal -v negative output terminal trim output adjustment trim pin +s positive remote sense -s negative remote sense pinout input output max. max. output ef? ciency model voltage (v) voltage (v) curr. (a) power (w) typ. (%) pah300s24-12 18 - 36 12 25 300 87 pah300s48-12 36 - 76 12 25 300 90 pah350s48-12 36 - 76 12 29.2 350 89 pah300s24-28 18 - 36 28 11 308 88 pah350s24-28 18 - 36 28 12.5 350 88 pah350s24-48 18 - 36 48 7.3 350 87 pah300s48-28 36 - 76 28 11 308 90 pah350s48-28 36 - 76 28 12.5 350 89 pah450s48-28 36 - 76 28 16 448 92 pah450s48-48 36 - 76 48 9.4 451 92 model selector
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