22 to order call 1-888-9-aimtec am1dr-n series 1 watt dc-dc converters ? 7pin sip package ? regulated output voltage ? low ripple & noise ? high efficiency up to 79% ? input/output isolation: 1000vdc ? operating temperature: -40c ... +85c ? pin-compatible with multiple manufacturers ? ul94-vo package general description our am1dr-n series is a family of cost effective 1w single output isolated dc-dc converters. these converters achieve low cost and ultra-miniature sip7 pin size without compromising performance and reliability. twelve models operates from input voltages of 5, 12 & 24vdc; producing regulated output voltage levels of 5, 9, 12, 15vdc. full smd-design and a 100% production test of parameters ensures a high reliability in this product. electrical specifications specifications typical at +25c, nominal input voltage, rated output current unless otherwise specified mtbf: > 900,000 hrs (mil-hdbk-217f, ground benign, t=+25oc) specifications are subject to change without notification dc-dc converters isolation specifications: rated voltage (60 sec) 1000vdc resistance > 1000mohm capacitance 60pf, typ. environmental specifications: operating temperature (ambient) -40c ... +85c storage temperature -55c ... +125c case temperature +95c, max. derating none required humidity (non-condensing) up to 90% cooling free-air convection input specifications: voltage range 5% filter capacitor output specifications: voltage accuracy 3%, max. ripple & noise (at 20mhz bw) 50 mvp-p, typ. short circuit protection 1 sec. line voltage regulation 0.5%, max. load voltage regulation 0.5%, max. temperature coefficient 0.02%/oc, typ. general specifications: efficiency 72% to 79% switching frequency 100khz, typ. 100% load physical specifications: dimensions 19.6x6.0x10.2mm 0.77x0.24x0.4inches weight 2.7g case material plastic ul94-vo outline dimensions & pin connections pin 1 2 4 5 6 7 +v input -v input -v output omitted +v output omitted 1000vdc single
23 visit us at www.aimtec.ca models am1dr-n series dc-dc converters models input voltage ouput voltage ouput current max. am1dr-0505s-n am1dr-0509s-n am1dr-0512s-n am1dr-0515s-n am1dr-1205s-n am1dr-1209s-n AM1DR-1212S-N am1dr-1215s-n am1dr-2405s-n am1dr-2409s-n am1dr-2412s-n am1dr-2415s-n 5vdc 9vdc 12vdc 15vdc 5vdc 9vdc 12vdc 15vdc 5vdc 9vdc 12vdc 15vdc 150ma 111ma 83ma 67ma 150ma 111ma 83ma 67ma 150ma 111ma 83ma 67ma 5v5% 12v5% 24v5% external capacitor table vin vout external capacitor external capacitor 5vdc 12vdc 24vdc - 4.7uf 2.2uf 1uf - 5vdc 9vdc 12vdc 15vdc 10uf 4.7uf 2.2uf 1uf typical characteristics filtering in some circuits which are sensitive to noise and ripple, a filtering capacitor may be added to the dc/dc output end and input end to reduce the noise and ripple. however, the capacitance of the output filter capacitor must be proper. if the capacitance is too big, a startup pr oblem might arise. for every channel of output, provided the safe and reliable operation is ensured, the greatest capacitance of its filter capacitor sees t he external capacitor table. to get an extremely low ripple, an ?lc? filtering network may be connected to the input and output ends of the dc/dc converter, wh ich may produce a more significant filtering effect. it should also be noted that the inductance and the frequency of the ?lc? filtering network shoul d be staggered with the dc/dc frequency to avoid mutual interference (see figure 1). requirement on output load to ensure this module can operate efficiently and reliably, a minimum load is specified for this kind of dc/dc converter in add ition to a maximum load (namely full load). during operation, make sure the specified range of input voltage is not exceeded, the minimum output load i s not less than 10% of the full load, and that this product should never be operated under no load! if the actual output power is very small, please conne ct a resistor with proper resistance at the output end in parallel to increase the load. application note
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