http://www.tracopower.com page 1 of 3 dc/dc converters tmr 2wi series, 2 watt features ultra-wide 4:1 input range sip-9 package full smd design temperature range C40 to +85c high effciency excellent load and line regulation indefnite short-circuit protection i/o isolation 1500 vdc remote on/off control fully rohs compliant 3-year product warranty the tmr-2wi series is a new family of isolated 2w dc-dc converter modules with regulated output, featuring ultra-wide 4:1 input voltage ranges of 9-36 vdc or 18-75 vdc. the product comes in a ultra-compact sip-9 plastic package. an excellent effciency up to 84% allows C40c to +85c operation temperatures at full load. further features include remote on/off control and continuous short circuit protection. typical applications for these ultra-compact converters are bat - tery operated equipment and distributed power architectures in communication, instrumentation and industrial electronics, everywhere where space on the pcb is critical. ordercode input voltage range output voltage output current max. effciency typ. tmr 2-2410wi 3.3 vdc 500 ma 71 % tmr 2-2411wi 5 vdc 400 ma 76 % tmr 2-2412wi 12 vdc 165 ma 79 % tmr 2-2413wi 9 C 36 vdc 15 vdc 135 ma 80 % tmr 2-2421wi (24 vdc nominal) 5 vdc 200 ma 73 % tmr 2-2422wi 12 vdc 85 ma 77 % tmr 2-2423wi 15 vdc 65 ma 79 % tmr 2-4810wi 3.3 vdc 500 ma 70 % tmr 2-4811wi 5 vdc 400 ma 72 % tmr 2-4812wi 12 vdc 165 ma 78 % tmr 2-4813wi 18 C 75 vdc 15 vdc 135 ma 78 % tmr 2-4821wi (48 vdc nominal) 5 vdc 200 ma 70 % tmr 2-4822wi 12 vdc 85 ma 76 % tmr 2-4823wi 15 vdc 65 ma 76 % models
http://www.tracopower.com page 2 of 3 all specifcations valid at nominal input voltage, full load and +25c after warm-up time unless otherwise stated. dc/dc converters tmr 2wi series 2 watt input specifications input current at no load (nominal input) 24 vin models: 20 ma typ. 48 vin models: 15 ma typ. input current at full load (nominal input) 24 vin models: 110 ma typ. 48 vin models: 55 ma typ. surge voltage (100 msec. max.) 24 vin models: 50 v max. 48 vin models: 100 v max. reverse voltage protection 0.5 a max. input filter capacitor type start up time <1ms (at nominal input and resistive load) output specifications voltage set accuracy 2 % regulation C input variation vin min. to vin max. 0.5 % max. C load variation 25 C 100 % single output models: 0.75 % max. dual output models: 2.0 % max. (balanced load) minimum load 25 % of rated max current (operation at lower load condition is safe but a higher output ripple will be experianced) temperature coefficient 0.1 %/c ripple and noise (20 mhz bandwidth) 50 mvpk-pk max transient response (25 % load step change) 300 s max. short circuit protection constant current (automatic recovery) capacitive load 3.3 vdc / 5 vdc models: 2200 f max. / 1000 f max. 12 vdc / 15vdc models: 1 70 f max. / 110 f max. 5 vdc / 12 vdc models: 470 f max. / 100 f max. (each output) 15 vdc models: 47 f max. (each output) general specifications temperature ranges C operating C40c to +85c C case temperature +90c max. C storage C55c to +105c derating (convection cooling) 3.3 %/k above 70c humidity (non condensing) 95 % rel. h max. reliability, calculated mtbf (mil-hdbk-217f at +25c, ground benign) >1 mio h isolation voltage (60 sec.) C input/output 1500 vdc isolation capacitance C input/output 500 pf max. isolation resistance C input/output (500 vdc) >1000 m ohm switching frequency 100 to 650 khz (pfm) remote on/off control C on: <0.6 vdc or open circuit C off: 2.9 to 15 vdc C off stand by input current 1 ma typ / 3 ma max. physical specifications casing material non-conductive plastic potting material epoxy (ul 94v-0 rated) weight 6.5 g (0.23 oz) soldering temperature max. 260c / 10 sec. environmental compliance C reach www.tracopower.com/products/tmr2wi-reach.pdf C rohs directive 2002/95/ec
page 3 of 3 dc/dc converters tmr 2wi series 2 watt outline dimensions pin single dual 1 Cvin (gnd) Cvin (gnd) 2 +vin (vcc) +vin (vcc) 3 remote on/off remote on/off 6 +vout +vout 7 ntc common 8 ntc ntc 9 Cvout Cvout pin-out r e v. 07/12 bott om v ie w 2. 75 (0.11) 0. 5 (0. 02 ) 0. 3 (0. 012) 9. 3 (0.3 6) 12 39 67 8 1.8 7. 62 3 x 2 .5 4 ( 3 x 0 .1 ) (0.0 7) (0.3 ) 2 x 2 .5 4 ( 2 x 0.1) 26 .0 (1.02) 12 .5 (0. 49 ) 3. 2 (0.13) dimensions in [mm], () = inch pin diameter ? 0.5 0.05 (0.02 0.002) tolerances 0.5 (0.02) pin pitch tolerances 0.2 (0.008) specifcations can be changed any time without notice. (ntc = not to connect) application note: www.tracopower.com/products/tmr2wi-application.pdf jenatschstrasse 1 ch-8002 zurich switzerland t el. +41 43 311 45 11 fax +41 43 311 45 45 info@traco.ch www .tracopower .com
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