rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 1 of 7 size: 1in x 1in x 0.4in (25.4mm x 25.4mm x 10.2mm) options features ? input voltage range ? output voltage ? ? ? ? ? ? ? ? ? ? ? ? ? ? measurement equipment ? telecom ? wireless network ? industry control system the dcmrd5 series of isolated dc dc converters offers 5 watts of output power in a compact 1? x 1? x 0.4? frame. this series consists of single and dual outputs with wide 2:1 input voltage range (9~18v, 18~36v, 36~75v) and output voltages of 5vdc, 12vdc, and 15vdc. each model is rohs compliant and meets iec/en60950 - 1 safety standards. the series is protected against over load, short circuit, and o ver voltage conditions and has high power density. model selection table model number input voltage range outpu t voltage output current ripple & noise input current output power maximum capacitive load (3) efficiency (2) min load (1 ) max load no load full load dcmrd5 - 12s 05 9~18v nominal: 12vdc 5 0ma 1000ma 75mvp - p max. 17 555 5 watts 1000 f 79% dcmrd5 - 12s 12 12 0ma 416ma 21 527 220 f 83% dcmrd5 - 12d15 15 0ma 167ma 27 543 47 f 81% dcmrd5 - 24s05 18~36v nominal: 24vdc 5 0ma 1000ma 75mvp - p max. 9 278 5 watts 1000 f 79% dcmrd5 - 24s12 12 0ma 416ma 12 267 200 f 82% dcmrd5 - 24d15 15 0ma 167ma 15 268 47 f 82% dcmrd5 - 4 8s 0 5 36~75v nominal: 48vdc 5 0ma 1000ma 75mvp - p max. 5 139 5 watts 1000 f 79% dcmrd5 - 48s12 12 0ma 416ma 7 134 133 f 82% dcmrd5 - 48d15 15 0ma 167ma 8 134 47 f 82%
rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 2 of 7 specifications all specifications are based on 25c, nominal input voltage, and maximum output current unless otherwise noted. we reserve the right to change specifications based on technological advances. specification test conditions min typ max unit input specifications input voltage range 12v nominal input 9 18 v 24v nominal input 18 36 48v nominal input 36 75 input surge voltage (100ms max.) 12v nominal input 25 v 24v nominal input 50 48v nominal input 100 input reflected ripple current nominal vin and full load 70 map - p input filter p i type reverse voltage protection 1.0 a output specifications output voltage see table voltage accuracy full load and nominal vin - 1 +1 % line regulation ll to hl at full load - 0.8 +0.8 % load regulation 25% load to full load single - 1.0 +1. 0 % balanced load dual - 1.0 +1.0 unbalanced load 25% to 100% full load - 5 +5 output power 5 w output current see table minimum load 0 a maximum capacitive load see table ripple & noise (20mhz bandwidth) 75 mvp - p transient response settling time 50% load step change 1300 us transient response over shoot di/dt=0.8a/ s 1300 ms temperature coefficient - 0.02 +0.02 %/ o c protection short circuit protection conti nuous, automatic recovery over load protection % of full load at nominal input 150 % over voltage protection zener diode clamp 5vout 6.2 v 12vout 15 15vout 18 environmental specifications operating ambient temperature with derating - 55 +95 o c maximum case temperature +100 o c storage temperature - 55 +125 o c relative humidity 5 95 % rh reliability, calculated mtbf 1.19 x 10 6 hours general specifications efficiency nominal input see table switching frequency pulse width mod ulation (pwm) 300 khz isolation voltage input to output 1500 vdc isolation resistance 500vdc 10 9
rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 3 of 7 notes (1) io below this value will not damage these converters, however, they may not meet all listed specification. (2) typical value, tested at nominal input and full load. (3) for each output. derating curves power derating inpu t voltage vs. efficiency dcmrd5 - 48s1 output current vs. efficiency dcmrd5 - 48s1
rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 4 of 7 graphs transient response at 50%~100% max load dcmrd5 - 48s1 loop gain & phase at vi=48v, full load mechanical drawing s pin assignment pin single dual 1 +vin +vin 2 - vin - vin 3 +vout +vout 4 no pin common 5 - vout - vout *specifications subject to change without notice
rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 5 of 7 p ackage information application note test configurations all specifications are based on 25c, nominal input voltage, and maximum output current unless otherwise noted. we reserve the right to change specifications based on technological advances. dc pow er supply: offers a wide voltage and current range precisely. current meter (a): accuracy ? ? (0.3% rdg + 4 digits) load: at full load wires: the resistance of the wires must be small. 1. input voltage range: narrow input voltage range ( 10%); wide input voltage range (2:1 and 4:1) ex: narrow input voltage range ( 10%) 5vdc nominal input ? ? ? ? ? ? ?
rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 6 of 7 wide input voltage range 4:1 (w) 24vdc nomi nal input ? ? vout= vin(+10%) - vin( - 10%) x 100% vin(nominal) vout(+10%): output voltage at vin=1.1 x vin(nominal) & full load vout( - 10%): output voltage at vin= 0.9 x vin(nominal) & full load vout: output voltage at vin= vin(nominal) & full load ? vin= vin(+10%) - vout( - 10%) x 100% vin(nominal) vin(+10%): inp ut voltage=1.1 x vin(nominal) vin( - 10%): input voltage=0.9 x vin(nominal) vin(nominal): nominal input voltage 7. load regulation: | vout(fl) - vout(nl) | x 100% vout(fl) vout(fl): output voltage at full load vout(nl): output voltage at 25% full loa d or 10% full load 8. ripple and noise : as shown below. the bandwidth is 0 - 2mhz
rev a dcmrd5 seri es 5 watts isolated dc/dc converters single and dual output 10/9/2015 wall industries, inc. ? 37 industrial drive, exeter, nh 03833 ? tel: 603 - 778 - 2300 ? toll free: 888 - 597 - 9255 ? fax 603 - 778 - 9797 website: www.wallindustries.com ? e - mail: sales@wallindustries.com page 7 of 7 output ripple & noise measurement test circuit: as shown below 9. temperature derating curve: the dc/dc converter will operate over a wider temperature range if les s power is drawn from the output and the device is already running. the temperature derating curve shows the operating power - temperature range. as shown below. 10. switching frequency: the nominal operating frequency of the dc/dc converters. 11. input to output isolation: the dielectric breakdown strength test between input and output circuits. this is the isolation voltage the device is capable of withstanding for a specified time, usually 1 second or 1 minute. company information wall industr ies, inc. has created custom and modified units for over 50 years. our in - house research and development engineers will provide a solution that exceeds your performance requirements on - time and on budget. our iso9001 - 2008 certification is just one example of our commitment to producing a high quality, well - documented product for our customers. our past projects demonstrate our commitment to you, our customer. wall industries, inc. has a reputation for working closely with its customers to ensure each solution meets or exceeds form, fit and function requirements. we will continue to provide ongoi ng 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 - m ail: sales@wallindustries.com web: www.wallindustries.com address: 37 industrial drive exeter, nh 03833
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