www.murata-ps.com www.murata-ps.com/support for full details go to www.murata-ps.com/rohs $ uwr series 3 watt, single output dc/dc converters mdc_uwr3w series.b05 page 1 of 4 the 3 watt, single-output, uwr models of datel's xwr series dc/dc converters deliver impressive levels of cost-effectiveness in an industry-standard package and pinout. these highly-ef? cient (as high as 76% guaranteed), fully isolated (1000vdc minimum), dip-packaged power converters provide true component-like convenience and ? exibility to designers of modern distributed power systems. exploiting high-frequency (170-200khz), ? yback topologies and contemporary, fully automated, smt assembly techniques, uwr model dc/dcs have enough space to include input (pi type) and output ? lters within their package. requiring no external components, these converters offer true "plug-and- play" convenience. they operate over the full C25 to +75c temperature range with no output power derating. output voltages are either 5, 12 or 15 volts. input voltage ranges are either 4.5-9v ("d5" models), 9-18v ("d12" models) or an ultra-wide 18-72v ("d48" models). transient response time is a quick 200sec. these extremely rugged modules are fully encap- sulated with a thermally conductive potting com- pound. they are moisture and vibration resistant and have established a reputation for outstanding mtbf. for telecommunication, computer and other emi-sensitive applications, these are the only dip packaged dc/dcs offering full emi/emc character- ization data. datels uwr model 3w dc/dcs are ideal replace- ments for other more costly, less reliable power converters as well as excellent choices for new design-ins in systems demanding small size, low cost and high reliability. simplified schematic product overview features ?? low cost! ?? fully automated, 100% smt assembly ?? industry-standard package and pinout ?? 1.25" x 0.8", 24-pin dip form factor ?? no external components required ?? 5, 12 or 15 volt outputs ?? choice of 3 input voltage ranges: ? 4.5-9 volts ? 9-18 volts ? 18-72 volts ?? guaranteed ef? ciencies to 76% ?? fully isolated, 1000vdc guaranteed ?? C25 to +75c operation with no derating ?? designed to meet ul/csa/en 60950-1 safety approvals ?? emi/emc characterized ?? modi? cations and customs for oems typical topology is shown +v out +v in ?v in pwm controller opto isolation reference & error amp common
www.murata-ps.com/support uwr series 3 watt, single output dc/dc converters mdc_uwr3w series.b05 page 2 of 4 part number structure performance specifications and ordering guide ???? model output input ef? ciency package (case/ pinout) v out (volts) i out (ma, max.) r/n (mvp-p) ? regulation (max.) ? v in nom. (volts) range (volts) i in ? (ma) full load typ. max. line load min. typ. uwr-5/500-d5 5 500 75 120 0.2% 0.5% 5 4.5-9 18/694 70% 72% c1, p1 uwr-5/500-d12 5 500 75 120 0.2% 0.5% 12 9-18 25/282 70% 72% c1, p1 uwr-5/500-d48 5 500 75 150 0.2% 0.5% 48 18-72 6/65 75% 77% c1, p1 uwr-12/250-d5 12 250 75 150 0.5% 0.5% 5 4.5-9 30/800 72% 75% c1, p1 uwr-12/250-d12 ? 12 250 75 150 0.5% 0.5% 12 9-18 25/340 72% 74% c1, p1 uwr-12/250-d48 12 250 75 150 0.5% 0.5% 48 18-72 11/78 76% 80% c1, p1 uwr-15/200-d5 ? 15 200 75 150 0.5% 0.5% 5 4.5-9 30/811 72% 74% c1, p1 uwr-15/200-d12 15 200 75 150 0.5% 0.5% 12 9-18 25/340 72% 76% c1, p1 uwr-15/200-d48 ? 15 200 75 150 0.5% 0.5% 48 18-72 11/78 76% 78% c1, p1 mechanical specifications all dimension in inches (mm) c rohs-6 hazardous substance compliant* - *contact murata power solutions for availability pin 1 2 3 4 5 6 7 8 i/o connectiions function p1 +vin +vin ?vin ?vin common +vout common +vout 0.020 0.002 dia. (0.508 0.051) 0.15 min (3.81) 0.45 (11.43) 1.25 (31.75) 0.200 (5.08) 0.10 (2.54) 0.80 (20.32) 0.600 (15.24) 0.100 (2.54) 0.18 (4.57) standoffs 0.025 (0.64) 0.600 (15.24) bottom view 1 2 34 5 6 8 7 plastic case with an insulated base case c1 wide range input output con guration: u = unipolar nominal output voltage: 5, 12 or 15 volts maximum output current in ma input voltage range: d5 = 4.5-9 volts (5v nominal) d12 = 9-18 volts (12v nominal) d48 = 18-72 volts (48v nominal) 5 u wr 500 - / d48 - ? typical at t a = +25c under nominal line voltage and full-load conditions unless otherwise noted. ? ripple/noise (r/n) measured over a 20mhz bandwidth. ? 10% to 100% load. ? nominal line voltage, no-load/full-load conditions. ? the models with strikethroughs are obsolete. please contact murata power solutions for alternate solutions. third angle projection dimensions are in inches (mm shown for ref. only). components are shown for reference only. tolerances (unless otherwise speci?ed): .xx 0.02 (0.5) .xxx 0.010 (0.25) angles 2? soldering guidelines murata power solutions recommends the speci? cations below when installing these converters. these speci? cations vary depending on the solder type. exceeding these speci? cations may cause damage to the product. be cautious when there is high atmo- spheric humidity. we strongly recommend a mild pre-bake (100 c. for 30 minutes). your production environment may differ; therefore please thoroughly review these guidelines with your process engineers. wave solder operations for through-hole mounted products (thmt) for sn/ag/cu based solders: maximum preheat temperature 115 c. maximum pot temperature 270 c. maximum solder dwell time 7 seconds for sn/pb based solders: maximum preheat temperature 105 c. maximum pot temperature 250 c. maximum solder dwell time 6 seconds
www.murata-ps.com/support uwr series 3 watt, single output dc/dc converters mdc_uwr3w series.b05 page 3 of 4 performance/functional speci? cations floating outputs since these are isolated dc/dc converters, their outputs are "? oating." us- ers may ground either the common (pins 5 and 7) for normal usage or the positive side (+output, pins 6 and 8) to effectively reverse the output polarity. filtering and noise reduction all uwr 3 watt dc/dc converters achieve their rated ripple and noise speci? cations without the use of external input/output capacitors. in critical applications, input/output ripple and noise may be further reduced by install- ing electrolytic capacitors across the input terminals and/or low-esr tanta- lum or electrolytic capacitors across the output terminals. the caps should be located as close to the power converters as possible. typical values are listed in the tables below. in many applications, using values greater than those listed will yield better results. to reduce input ripple "d5" models 47f, 15v "d12" models 10f, 35v "d48" models 4.7f, 100v to reduce output ripple 5v outputs 47f, 10v, low esr 12/15v outputs 22f, 20v, low esr in critical, space-sensitive applications, datel may be able to tailor the inter- nal input/output ? ltering of these units to meet your speci? c requirements. contact our applications engineering group for additional details. input voltage: "d5" models 12 volts "d12" models 20 volts "d48" models 80 volts input reverse-polarity protection current must be <2a. brief duration only. fusing recommended. output overvoltage protection none output current current limited. max. current and short-circuit duration are model dependent. "d12" and "d48" models can withstand sustained output short circuits. storage temperature ?40 to +100c typical @ t a = +25c under nominal line voltage and full-load conditions, unless noted. ? input input voltage range: "d5" models 4.5-9 volts (5v nominal) "d12" models 9-18 volts (12v nominal) "d48" models 18-72 volts (48v nominal) input current see ordering guide input filter type ? pi reverse-polarity protection yes (instantaneous, 2a maximum) output v out accuracy (50% load) 1%, maximum temperature coef cient 0.02% per c ripple/noise (20mhz bw) ? see ordering guide line/load regulation see ordering guide ef ciency see ordering guide isolation voltage ? 1000vdc, minimum current limiting: "d5" models power-limiting technique, auto-recovery "d12" and "d48" models hiccup technique, auto-recovery dynamic characteristics transient response (50% load step) 200sec to 1% of ? nal value switching frequency: "d5" models 200khz "d12" and "d48" models 170khz environmental operating temperature ? (ambient, no derating) ?25 to +75c storage temperature ?40 to +100c physical dimensions 1.25" x 0.8" x 0.45" (31.8 x 20.3 x 11.4mm) case material diallyl phthalate, ul94v-0-rated pin material gold-plated copper alloy weight 0.5 ounces (14.2 grams) ? these power converters require a minimum 10% loading to maintain speci? ed regulation. operation under no-load conditions will not damage these devices; however they may not meet all listed speci? cations. ? application-speci? c internal input/output ? ltering can be recommended and perhaps added internally upon request. contact datel applications engineering for details. ? devices can be screened or modi? ed for higher guaranteed isolation voltages. contact datel applications engineering for details. ? devices can be warranted or screened for lower-temperature operation. contact datel applications engineering for details. these are stress ratings. exposure of devices to any of these conditions may adversely affect long-term reliability. proper operation under conditions other than those listed in the performance/functional speci? cations table is not implied. absolute maximum ratings technical notes
www.murata-ps.com/support murata power solutions, inc. makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. the descriptions contained her ein do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. speci? cations are subject to cha nge without notice. ? 2012 murata power solutions, inc. murata power solutions, inc. 11 cabot boulevard, mans? eld, ma 02048-1151 u.s.a. iso 9001 and 14001 registered this product is subject to the following operating requirements and the life and safety critical application sales policy : refer to: http://www.murata-ps.com/requirements/ uwr series 3 watt, single output dc/dc converters mdc_uwr3w series.b05 page 4 of 4 if you?re designing with emc in mind, please note that all of datel?s uwr 3 watt dc/dc converters have been characterized for radiated and con- ducted emissions in our new emi/emc laboratory. testing is conducted in an emco 5305 gtem test cell utilizing emco automated emc test software. radiated emissions are tested to the limits of fcc part 15, class b and cispr 22 (en 55022), class b. correlation to other speci? cations can be supplied upon request. radiated emissions plots to fcc and cispr 22 for model uwr-12/250-d5 appear below. published emc test reports are available for each model number. contact datel?s applications engineering department for more details. uwr-12/250-d5 radiated emissions fcc part 15 class b, 3 meters converter output = 12vdc @ 201ma 80 70 60 50 40 30 20 10 0 ?10 ?20 frequency (mhz) 100 1000 radiated emissions fcc class b limit radiated emissions (dbv/m) uwr-12/250-d5 radiated emissions en 55022 class b, 10 meters converter output = 12vdc @ 201ma 80 70 60 50 40 30 20 10 0 ?10 ?20 frequency (mhz) 100 1000 radiated emissions en 55022 class b limit radiated emissions (dbv/m) input fusing certain applications and/or safety agencies may require the installation of fuses at the inputs of power conversion components. for datel uwr 3 watt dc/dc converters, you should use slow-blow type fuses with values no greater than the following: v in range fuse value "d5" 1.5a "d12" 1a "d48" 0.5a datel?s world-class design, development and manufacturing team stands ready to work with you to deliver the exact power converter you need for your demanding, large volume, oem applications. and ... we?ll do it on time and within budget! our experienced applications and design staffs; quick-turn prototype capability; highly automated, smt assembly facilities; and in-line spc qual- ity-control techniques combine to give us the unique ability to design and deliver any quantity of power converters to the highest standards of quality and reliability. we have compiled a large library of dc/dc designs that are currently used in a variety of telecom, medical, computer, railway, aerospace and industrial applications. we may already have the converter you need. contact us. our goal is to provide you the highest-quality, most cost-effec- tive power converters available. emi radiated emissions custom capabilities
|
