d d -x -x ns&d ns&d -x -x nd nd s s eries eries http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 1 of 4 selection selection guide guide order code input voltage (v) output voltage 1 (v) output voltage 2 (v) output current 1 (ma) output current 2 (ma) efficiency (%) mttf 1 (khrs) d050503 xn d 5 5 3.3 100 152 70 1615 d050505 xn d 5 5 5 100 100 70 1615 d050509 xn d 5 5 9 100 56 80 669 d050512 xn d 5 5 12 100 42 80 339 d050515 xn d 5 5 15 100 34 80 187 d050503 xn s 5 5 3.3 100 152 70 1615 d050505 xn s 5 5 5 100 100 70 1615 d050509 xn s 5 5 9 100 56 80 669 d050512 xn s 5 5 12 100 42 80 339 d050515 xn s 5 5 15 100 34 80 187 d120505 xn d 12 5 5 100 100 70 489 d120509 xn d 12 5 9 100 56 80 343 d120512 xn d 12 5 12 100 42 80 229 d120515 xn d 12 5 15 100 34 80 148 d120505 xn s 12 5 5 100 100 70 489 d120509 xn s 12 5 9 100 56 80 343 d120512 xn s 12 5 12 100 42 80 229 d120515 xn s 12 5 15 100 34 80 148 d240505 xn s 24 5 5 100 100 81 395 d240 5 0 9xn s 24 5 9 100 56 82 289 d24 05 12 xn s 24 5 12 100 42 84 186 d24 05 15 xn s 24 5 15 100 34 84 150 d240505 xnd 24 5 5 100 100 81 395 d240 5 0 9xnd 24 5 9 100 56 82 289 d24 05 12 xnd 24 5 12 100 42 84 186 d24 0 515 xnd 24 5 15 100 34 84 150 model model selection selection d d 05 05 05 05 05 05 x x n n s s product series input voltage output voltage 1 output voltage 2 fixed input -vout&+vout s ip package microdc r eserves the copyright isolated 1w twin output dc/dc converters features features rohs compliant efficiency up to 80% power density up to 0.9w/cm 3 wide temperature performance at full 1 watt load,-40 c to 85 c twin independent outputs uv 94v-0 package material no heatsink required footprint from 1.17cm 2 industry standard pinout power sharing on output input/output isolation 1kvdc 3.3v,5v,9v,12v and 15v output internal smd construction fully encapsulated with toroidal magnetics no external components required mttf up to 1.6 million hours pcb mounting custom solutions available applications applications the d -xn(s) d series of dc/dc converters are ideally suited to applications where a potential difference exists between loads,e.g. motor control circuits.the twin outputs offer cost and space savings by consolidating two dc/dc converters into one package.all of the rated power may be drawn from a single output provided the total load does not exceed 1 watt. absolute absolute maximum maximum ratings ratings parameter conditions short-circuit protection 2 1 second lead temperature 1.5mm from case for 10 seconds 300 c input voltage vin, d05 types 7v input voltage vin, d12 types 15 v 1.calculated using mil-hdbk-217fn2 calculation model with nominal input voltage at full load. 2 .supply voltage must be disconnected at the end of the short circuit duration. all specifications typical at ta=25 c,nominal input voltage and rated output current unless otherwise specified. input input characteristics characteristics parameter conditions min. typ. max units voltage range continuous operation,5v input types 4.5 5 5.5 v continuous operation,12v input types 10.8 12 13.2 v continuous operation,24v input types 21.6 24 26.4 v
d d -x -x ns&d ns&d -x -x nd nd s s eries eries http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 2 of 4 output output characteristics characteristics parameter conditions min. typ. max. units rated power 1 ta=-40 c to 12 0 c 1 w voltage set point accuracy see tolerance envelope line regulation d050503 xn( s ) d ( high v in to low v in) 1 .0 1.2 5 %% all other variants ( high v in to low v in) 1 .0 1.2 0 %% load regulation 2 10% load to rated load,3.3v output types 15 % 10% load to rated load, 5 v output types 15 % 10% load to rated load, 9 v output types 10 % 10% load to rated load, 12 v output types 10 % 10% load to rated load, 15 v output types 10 % ripple and noise bw=dc to 20mhz,all output types 75 mvp-p isolation isolation characteristics characteristics parameter conditions min. typ. max. units isolation test voltage flash tested for 1 second 1000 vdc resistance viso=500vdc 1 g ? general general characteristics characteristics parameter conditions min. typ. max. units switching frequency all input types 100 khz temperature temperature characteristics characteristics parameter conditions min. typ. max. units specification all output types 0 70 storage -55 1 5 0 cooling free air convection temperature temperature derating derating graph graph tolerance tolerance envelope envelope d-xn( s )d 1.see derating graph. 2.see derating curve. all specifications typical at ta=25 c, nominal input voltage and rated output current unless otherwise specified.another 24v& 48v products, please inquire our technical department!
d d -x -x ns&d ns&d -x -x nd nd s s eries eries http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 3 of 4 technical technical notes notes isolation voltage "hi pot test","flash tested","withstand voltage","dielectric withstand voltage"& isolation test voltage" are all terms that relate to the same thing, a test voltage. applied for a specified time, across a component designed to provide electrical isolation, to verify the integrity of that isolation. professional power module d -xn( s ) d series of dc/dc converters are all 100% production tested at their stated isolation voltage. this is 1kvdc for 1 second. a question commonly asked is,"what is the continuous voltage that can be applied across the part in normal operation?" for a part holding no specific agency approvals, such as the d -xn( s ) d series ,both input and output should normally be maintained within selv limits i.e. less than 42.4v peak, or 60vdc.the isolation test voltage represents a measure of immunity to transient voltages and the part should never be used as an element of a safety isolation system. the part could be expected to function correctly with several hundred volts offset applied continuously across the isolation barrier, but then the circuitry on both sides of the barrier must be regarded as operating at an unsafe voltage and further isolation/insulation systems must form a barrier between these circuits and any user-acssible circuitry according to safety standard requirements. repeated high-voltage isolation testing it is well known that repeated high-voltage isolation testing of a barrier component can actually degrade isolation capability, to a lesser or greater degree depending on materials. construction and environment. the d -xn( s ) d series has toroidal isolation transformers, with no additional insulation between primary and secondary windings of enameled wire. while parts can be expected to withstand several times the stated test voltage, the isolation capability does depend on the wire insulation. any material, including this enamel (typically polyurethane) is susceptible to eventual chemical degradation when subject to very high applied voltages thus implying that the number of tests should be strictly limited. we therefore strongly advise against repeated high voltage isolation testing. but if it is absolutely required, that the voltage be reduced by 20% from specified test voltage. this consideration equally applies to agency recognized parts for better than functional isolation where the wire enamel insulation is always supplemented by a further insulation system of physical spacing or barriers. output output ripple ripple reduction reduction by using the values of inductance and capacitance stated, the output ripple at the rated load is lowered to 5mv p-p max. component selection capacitor: ceramic chip capacitors are recommended. it is required that the esr(equivalent series resistance)should be as low as possible.x7r types are recommended. the voltage rating should be at least twice(except for 15v output),the rated output voltage of the dc/dc converter. inductor: the rated current of the inductor should not be less than of the output of the dc/dc converter. at the rated current, the dc resistance of the inductor should be such that the voltage drop across the inductor is <2% of the rated voltage of the dc/dc converter. the srf(self resonant frequency) should be >20mhz. output output ripple ripple reduction reduction ripple & noise characterisation method ripple and noise measurements are performed with the following test configuration. c1 1uf x7r multilayer ceramic capacitor, voltage rating to be a minimum of 3 times the output voltage of the dc/dc converter c2 10uf tantalum capacitor, voltage rating to be a minimum of 1.5 times the output voltage of the dc/dc converter with an esr of less than 100m at 100 khz c3 100nf multilayer ceramic capacitor, general purpose r1 450 resistor, carbon film, 1% tolerance r2 50 bnc termination t1 3t of the caox cable through a ferrite toroid rload resistive load to the maximum power rating of the dc/dc converter. connections should be made via twisted wires measured values are multiplied by 10 to obtain the specified values. differential mode noise test schematic
d d -x -x ns&d ns&d -x -x nd nd s s eries eries http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 4 of 4 package package specifications specifications mechanical mechanical dimensions dimensions dip dip package package sip sip package package all dimensions in inches 0.01(mm 0.25mm).all pins on a 0.1(2.54) pitch and within 0.01(0.25)of true position. pin pin connections connections pin pin connections- connections- 14 14 pin pin d d ip ip pin function 1 1 gnd gnd 7 7 nc nc 8 8 +vout2 +vout2 9 9 -vout2 -vout2 10 10 +vout1 +vout1 11 11 -vout1 -vout1 14 14 +vin +vin pin pin connections-7 connections-7 pin pin sip sip pin function 1 1 +vin +vin 2 2 gnd gnd 4 4 -vout1 -vout1 5 5 +vout1 +vout1 6 6 -vout2 -vout2 7 7 +vout2 +vout2 n c - not available for electrical connection. recommended recommended footprint footprint details details 14 pin dip package 7 pin sip package unless otherwise stated all dimensions in inches 0.01(mm 0.25mm). tube tube outline outline dimensions dimensions 14 pin dip tube 7 pin sip tube unless otherwise stated all dimensions in inches 0.02(mm 0.5mm). tube length (14 pin dip) : 20.47 (520mm 2mm). tube length (7 pin sip) : 20.47 (520mm 2mm). tube quantity :25 microdc professional power module,inc. tel:0086-20-86000646 e-mail:tech@microdc.cn website:http://www.microdc.cn microdc professional power module,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. specifications are subject to change without notice. 2010 microdc professional power module, inc. guangzhou rohs compliant information this series is compatible with rohs soldering systems with a peak wave solder temperature of 300 c for 10 seconds. the pin termination finish on the sip package type is tin plate, hot dipped over matte tin with nickel preplate. the dip types are matte tin over nickel preplate. both types in this series are backward compatible with sn/pb soldering systems. reach compliant information this series has proven that this product does not contain harmful chemicals, it also has harmful chemical substances through the registration, inspection and approval.
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