wall industries, inc. 5 watson brook road exeter , nh 03833 06/06/2013 603-778-2300 www.wallindustries.com fax 603-778-9797 page 1 of 5 datasheet rev. b lancuw15 series 4:1 wide input voltage range single and dual outputs 24 pin dip package 15 watt dc/dc power converters applications wireless networks telecom / datacom measurement equipment industry control systems semiconductor equipment features single and dual outputs low profile high power density with 15 watts output power 4:1 wide input voltage range high efficiency up to 90% 1600vdc i/o isolation output current up to 4a positive logic remote on/off fixed switching frequency over voltage, over load, and short circuit protecti on low standby power dissipation input under voltage lockout six-sided continuous shield standard 24 pin dip package ul60950-1, en60950-1, and iec60950-1 safety approva ls compliant to rohs eu directive 2002/95/ec description the lancuw15 series of dc/dc power converters provi des 15 watts of output power in a 1.25 x 0.80 x 0.4 0 inch dip package. this series has single and dual output mod els with 4:1 wide input voltage ranges of 9-36vdc a nd 18-75vdc. some features include high efficiency, 1600vdc i/o isolation, six-sided shielding, and positive logic remote on/off. these converters are also protected against over vo ltage (single outputs only), over load, and short c ircuit conditions. all models are rohs compliant and have ul60950-1, en609 50-1, and iec60950-1 safety approvals. this series is best suited for use in wireless networks, telecom/datacom, meas urement equipment, industry control systems, and se miconductor equipment.
rev. b lancuw15 series single & dual outputs 4:1 input voltage range 15 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter , nh 03833 06/06/2013 603-778-2300 www.wallindustries.com fax 603-778-9797 page 2 of 5 specifications: lancuw15 series all specifications are based on 25c, nominal input voltage, and maximum output current unless otherwi se noted. we reserve the right to change specifications based on technological advances. specification test conditions min nom max unit input specifications 24vdc nominal input models 9 24 36 input voltage range 48vdc nominal input models 18 48 75 vdc 24vdc nominal input models 50 input surge voltage (1 sec max) 48vdc nominal input models 100 vdc 24vdc nominal input models 9 start-up voltage 48vdc nominal input models 18 vdc 24vdc nominal input models 8 shutdown voltage 48vdc nominal input models 16 vdc input reflected ripple current nominal vin and full load 20 map-p input filter pi type output specifications output voltage see table single output -0.2 +0.2 line regulation low line to high line at full load dual output -0.5 +0.5 % single output -0.5 +0.5 load regulation no load to full load dual output -1 +1 % cross regulation (dual outputs) asymmetrical load 25% to 100% full load -5 +5 % voltage accuracy full load an nominal vin -1.0 +1.0 % output power 15 w output current see table ripple & noise (see note 6) 20mhz bandwidth 85 mvp-p transient response recovery time 25% load step change 250 s start-up time nominal vin and constant resistive load power up 30 ms minimum load 0 % temperature coefficient -0.02 +0.02 %/c protection over load protection % of full load at nominal inpu t 150 % short circuit protection hiccup, automatic recovery over voltage protection (single outputs only) see table general specifications efficiency nominal vin and full load see table switching frequency 330 khz input to output 1600 input to case 1600 isolation voltage output to case 1600 vdc isolation resistance 10 g isolation capacitance 2000 pf remote on/off dc/dc on open or 3.0v < vr < 12v positive logic (see note 7) dc/dc off short or 0v < vr < 1.2v input current of remote control pin nominal vin -0.5 +0.5 ma remote off state input current nominal vin 2.5 ma environmental specifications operating ambient temperature with derating -40 +100 c maximum case temperature +105 c storage temperature -55 +105 c relative humidity 5 95 % rh thermal shock mil-std-810f vibration mil-std-810f thermal impedance natural convection 20 c/watt bellcore tr-nwt-000332 3,374,000 hours mtbf (see note 1) mil-hdbk-217f 413,500 hours physical specifications weight 0.51oz (14.4g) case material nickel-coated copper base material fr4 pcb potting material epoxy (ul94-v0) dimensions (l x w x h) 1.25 x 0.80 x 0.40 inches (31.8 x 20.3 x 10.2 mm) safety & emc characteristics safety approvals iec60950-1, ul60950-1, en60950-1 en55022 class a emi (see note 8) en55022 class b air 8kv esd en61000-4-2 contact 6kv perf. criteria a radiated immunity en61000-4-3 10 v/m perf. criteria a fast transient (see note 9) en61000-4-4 2kv perf. criteria a surge (see note 9) en61000-4-5 1kv perf. criteria a conducted immunity en61000-4-6 10 vrms perf. criteria a
rev. b lancuw15 series single & dual outputs 4:1 input voltage range 15 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter , nh 03833 06/06/2013 603-778-2300 www.wallindustries.com fax 603-778-9797 page 3 of 5 model selection tables notes 1. bellcore tr-nwt-000332. case 1: 50% stress, temp erature at 40c. mil-hdbk-217f notice2 @ta=25c, full load (groun d, benign, controlled environment). 2. maximum value at nominal input voltage and full load. 3. typical value at nominal input voltage and no l oad. 4. typical value at nominal input voltage and full load. 5. test by minimum vin and constant resistive load . 6. ripple and noise is measured with a 1f ceramic capacitor in parallel with the output pins. 7. the on/off control pin voltage is referenced to -vin. 8. the lancuw15 series can meet en55022 class b wit h an external filter on the input pins to the conve rter. please call factory for more detailed information. 9. an external input filter capacitor is required if the module has to meet en61000-4-4, en61000-4-5. the filter capacitor suggested is nippon chemi-con ky series, 220f/100v. caution: this power module is not internally fused. an inpu t line fuse must always be used. single output models output current input current model number input voltage range output voltage min. load full load no load (3) full load (2) over voltage protection output power efficiency (4) maximum (5) capacitive load lanc2433uw15 3.3 vdc 0ma 4000ma 6ma 654ma 3.9 vdc 1 3.2w 88% 4700f lanc2451uw15 5.1 vdc 0ma 3000ma 6ma 741ma 6.2 vdc 1 5w 90% 3300f lanc2412uw15 12 vdc 0ma 1250ma 6ma 726ma 15 vdc 15w 90% 600f lanc2415uw15 24 vdc (9 C 36 vdc) 15 vdc 0ma 1000ma 6ma 726ma 18 vdc 15w 90% 400f lanc4833uw15 3.3 vdc 0ma 4000ma 4ma 323ma 3.9 vdc 13.2w 89% 4700f lanc4851uw15 5.1 vdc 0ma 3000ma 4ma 375ma 6.2 vdc 15w 89% 3300f lanc4812uw15 12 vdc 0ma 1250ma 4ma 363ma 15 vdc 15w 90% 600f lanc4815uw15 48 vdc (18 C 75 vdc) 15 vdc 0ma 1000ma 4ma 363ma 18 vdc 15w 90% 400f dual output models output current input current model number input voltage range output voltage min. load full load no load (3) full load (2) output (6) ripple & noise output power efficiency (4) maximum (5) capacitive load lanc2405duw15 5 vdc 0ma 1500ma 6ma 762ma 85mvp-p 15w 86% 1500f lanc2412duw15 12 vdc 0ma 625ma 6ma 735ma 85mvp-p 15w 89% 288f LANC2415DUW15 24 vdc (9 C 36 vdc) 15 vdc 0ma 500ma 6ma 726ma 85mvp-p 15w 90% 200f lanc4805duw15 5 vdc 0ma 1500ma 4ma 381ma 85mvp-p 15w 86% 1500f lanc4812duw15 12 vdc 0ma 625ma 4ma 368ma 85mvp-p 15w 89% 288f lanc4815duw15 48 vdc (18 C 75 vdc) 15 vdc 0ma 500ma 4ma 363ma 85mvp-p 15w 90% 200f
rev. b lancuw15 series single & dual outputs 4:1 input voltage range 15 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter , nh 03833 06/06/2013 603-778-2300 www.wallindustries.com fax 603-778-9797 page 4 of 5 derating curve lanc4851uw15 derating curve ambient temperat ure (c) characteristics efficiency(%). mechanical drawing unit: inches (mm) pin connections pin single dual pin single dual 1 ctrl ctrl 2 -input -input 23 +input +input 3 -input -input 22 +input +input 9 nc common 16 -output common 11 nc -output 14 +output +output 1. tolerance: x.xx0.02 (x.x0.5) x.xxx0.01 (x.xx0.25) 2. pin pitch tolerance: 0.01 (0.25) 3. pin material: copper 4. pin foundation plating / thickness: nickel / 1-3 m 5. pin surface / thickness: tin / 3-5m 6. pin finishing: matte lanc4851u w15 efficiency vs input voltage lanc4851u w15 efficiency vs load output power (%)
rev. b lancuw15 series single & dual outputs 4:1 input voltage range 15 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter , nh 03833 06/06/2013 603-778-2300 www.wallindustries.com fax 603-778-9797 page 5 of 5 company information wall industries, inc. has created custom and modifi ed units for over 50 years. our in-house research a nd development engineers will provide a solution that exceeds your performance requirements on-time and on budget. ou r iso9001-2008 certification is just one example of our commitment to producing a high quality, well-documented produ ct for our customers. our past projects demonstrate our commitment to you , our customer. wall industries, inc. has a reputat ion for working closely with its customers to ensure each solution meets or exceeds form, fit and function requirement s. we will continue to provide ongoing support for your project above and beyond the design and production phases. give us a call today to discuss your future projects. contact wall industries for further information: phone : (603)778-2300 toll free : (888)597-9255 fax : (603)778-9797 e-mail : sales@wallindustries.com web : www.wallindustries.com address : 5 watson brook rd. exeter, nh 03833
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