84 to order call 1-888-9-aimtec am20u-c series 20 watt dc-dc converters ? power modules for pcb mounting ? v-out trim and on/off control ? regulated output ? low ripple & noise general description electrical specifications all specifications valid at nominal input voltage, full load and +25c after warm-up time unless otherwise stated. our am20u-c series is a family of cost effective 20w single, dual & triple output dc-dc converters. these converters are shielded on all six sides and encapsulated with a nickel-coated copper with a non-conductive base and dimensions of 50.8x50.8x10.8mm. the high performance features of our am20u-c components include short circuit protection with hiccup auto recovery, tight line regula- tion and a high efficiency operation coefficient up to 82%. thirty models operate from an input voltage range of 12, 24 & 48vdc producing single, dual or triple output volt- ages. the normal operation is specified over the full operating temperature range of -25c to +71c with no derating required. cooling is done by free air convection. mtbf: > 550,000 hrs (mil-hdbk-217f, ground benign, t=+25oc) specifications are subject to change without notification isolation specifications: rated voltage 1500vdc resistance >1000 mohms capacitance 1000pf output specifications: voltage accuracy 2%, max. ripple <0.2% vout +20mvmax (vp-p) noise <0.5% vout +50mvmax (vp-p) short circuit protection hiccup, auto-recovery over current protection works over 120% of rating and recovers automatically over voltage protection zener diode clamp protection line regulation (hl-ll) 0.5%, typ. 1%/5%-for triple output load regulation(10-100%) 0.5%, typ. 3% -dual; 3%/5%-triple temperature coefficient 0.02%/c, typ. input specifications: voltage range 12vdc, 9~18vdc 24vdc, 18~36vdc 48 vdc, 36~75vdc filter p (pi) network environmental specifications: operating temperature -25c ?+71c storage temperature -55c ?+105c case temperature +95c, max. humidity (non-condensing) up to 95% cooling free-air convection physical specifications: dimensions 50.8x50.8x10.8mm 2.0x2.0x0.42inches weight 70g case material nickel-coated copper with non-conductive base, six sides? shielded general specifications: efficiency 77% to 82% switching frequency 200khz, typ. 100% load dc-dc converters continued on next page
85 visit us at www.aimtec.ca am20u-c series dc-dc converters continued on next page block diagram derating trimming single output dual output triple output pin triple single dual on/off -v input +v input trim -v output +v output n.c. on/off -v input +v input trim -v output common +v output on/off -v input +v input -v output common +5v output +v ouput 1 2 3 4 5 6 7 outline dimensions & pin connections mechanical dimension (top view)
86 to order call 1-888-9-aimtec models single output am20u-c series dc-dc converters models input voltage ouput voltage am20u-1203sc 3.3vdc 4000ma am20u-1205sc 5vdc 4000ma am20u-1212sc 9vdc-18vdc 12vdc 1670ma am20u-1215sc 15vdc 1330ma am20u-1224sc 24vdc 830ma am20u-2403sc 3.3vdc 4000ma am20u-2405sc 5vdc 4000ma am20u-2412sc 18vdc-36vdc 12vdc 1670ma am20u-2415sc 15vdc 1330ma am20u-2424sc 24vdc 830ma am20u-4803sc 3.3vdc 4000ma am20u-4805sc 5vdc 4000ma am20u-4812sc 36vdc-75vdc 12vdc 1670ma am20u-4815sc 15vdc 1330ma am20u-4824sc 24vdc 830ma ouput current max. triple output models input voltage ouput voltage am20u-12512tc 5/12vdc 2500/300ma am20u-12515tc 9vdc-18vdc 5/15vdc 2500/250ma am20u-24512tc 18vdc-36vdc 5/12vdc 2500/300ma am20u-24515tc 5/15vdc 2500/250ma am20u-48512tc 36vdc-75vdc 5/12vdc 2500/300ma am20u-48515tc 5/15vdc 2500/250ma ouput current max. dual output models input voltage ouput voltage am20u-1205dc 5vdc 2000ma am20u-1212dc 9vdc-18vdc 12vdc 830ma am20u-1215dc 15vdc 660ma AM20U-2405DC 5vdc 2000ma am20u-2412dc 18vdc-36vdc 12vdc 830ma am20u-2415dc 15vdc 660ma am20u-4805dc 5vdc 2000ma am20u-4812dc 36vdc-75vdc 12vdc 830ma am20u-4815dc 15vdc 660ma ouput current max.
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