product data sheet applications ? telecommunications equipment ? industrial control systems ? digital circuits ? analog systems ? private branch exchange (pbx, pabx) ? distributed power systems the 12aw series of dc/dc converters operate from a no minal 24 or 48 vdc input source. this series is available in 5 volt & 3.3 volt single output and a dual + & - 12 volt output models. maximum output power is 12 watts. these board mountable, low profile dc/dc converters are ideal for the requirements of the industrial control and telecommuni cations industries. the size and pin out conform to internationally recogn ised packaging that is an industry standard. operating from a nominal 24 or 48 vdc input source, t his pcb mountable, low profile miniature converter provides single regulated, isolated outputs of 5 & 3.3 vdc or a dual regulated, isolated output of 12 vdc. it is designed to meet a variety of safety and emissions requirements including ce (lvd), en 55022 ?class a?, and ul60950. device type input voltage range vdc input current a (max) output voltage vdc output current a (max) package/ pinout 12aw48r3.3 18 ? 72 .319a + or - 3.3 3.64 a 12aw48r5 18 ? 72 .304a + or - 5 2.40 a 12AW48R12-12 18 ? 72 .325a + and - 12 0.50 a selection guide 12 watt dc-dc converters key features ? wide input range: 4:1 ? efficiencies 78-82% typical ? l-c input filter ? overload/short circuit protection, ? overvoltage protection (output) ? low profile: 0.375? high (10mm) ? no derating to 71c ? 2000v isolation ? designed to meet ul60950 www.datasheet.co.kr datasheet pdf - http://www..net/
product data sheet 3 4 5 1 2 .375 (9.53) max. (5.08) (25.40) 1.00 .200 .400 (10.16) (50.80) 2.00 .300 (7.62) .400 (10.16) .100 (2.54) .800 (20.32) .040 dia typ (1.01) .365 (9.27) general electrical specifications (specifications at nominal input and 25 c, nominal input voltage and rated output current unless other wise noted.) parameter limit conditions input voltage range 18 - 72 vdc 24v & 48v input dev ices input filter l-c section input ripple current 50 ma p-p typical input/output isolation 2000 vdc output voltage accuracy 2% full load nominal line minimum load 10% of full load output noise: all units 100 mv p-p (max) 20 mhz ban dwidth, 0.1f capacitor on the output line regulation: singles 0.5% full load load regulation: singles 0.5% 10% to 100% of full l oad efficiency 80% typical operating temperature -25c to +71c no derating storage temperature -55c to 125c short circuit protection continuous overvoltage protection 4.3 vdc 6.2 vdc 30 vdc 3.3 vdc output 5.0 vdc output 12 vdc output temperature coefficient .02% per c pin connections: mechanical specification (di mensions in inches) pin single output dual output 1 + v input + v input 2 - v input - v input 3 + v output + v output 4 no pin/adjust (5v only)* output common 5 v return - v output *5v output model may be ordered with adjust pin 4 ( trim) by adding the suffix " t " reliability power locations headquarters & customer service sales reliability power, incorporated 33 musick irvine, ca 92618 usa tel: (949) 305-6700 fax: (949) 305-6701 www.reliabilitypower.com reliability power, incorporated attention: sales tel: (805) 449-1667 fax: (805) 557-4530 sales@reliabilitypower.com copyright? 2000-2006, reliability power inc. relia bility power inc. reserves the right to make change s in the product at any time, without notification. 12 watt.doc 10 may 2006 notes (all devices and packages): 1. all dimensions in parentheses are metric 2. tolerances unless otherwise specified: .xx .03 (.76) .xxx .015 (.38) www.datasheet.co.kr datasheet pdf - http://www..net/
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