d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 1 of 3 product product product product product product product product program program program program program program program program part number input output efficiency (%,typ) voltage(vdc) voltage (vdc) current(ma) nominal range max min . d030505 x m-1w 3.3 2.97-3.63 5 100 10 70 d050303 x m-1w 5 4.5-5.5 3.3 152 15 62 d050505 x m-1w 5 4.5-5.5 5 100 10 71 model model model model model model model model selection selection selection selection selection selection selection selection d d d d d d d d 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 x x x x x x x x m m m m m m m m - - - - - - - - 1 1 1 1 1 1 1 1 w w w w w w w w product series input voltage the 1st output voltage the 2nd output voltage fixed input mini sip package style rated power 1w,fixed 1w,fixed 1w,fixed 1w,fixed input,1000v input,1000v input,1000v input,1000v isolated isolated isolated isolated & & & & unregulated unregulated unregulated unregulated twin twin twin twin output output output output dc-dc dc-dc dc-dc dc-dc converter converter converter converter features features features features features features features features small footprint sip6 package temperature range: -40 ~+85 1kvdc isolation no heat sink required no external component required internal smd construction industry standard pinout rohs compliance applications applications applications applications applications applications applications applications the d -x m-1w series are specially designed for applications where a group of polar power supplies are isolated from the input power supply in a distributed power supply system on a circuit board. these products apply to: 1) where the voltage of the input power supply is fixed (voltage variation ? 10%); 2) where isolation is necessary between input and output (isolation voltage 1000vdc); 3) where the regulation of the output voltage and the output ripple noise are not demanding. such as:purely digital circuits, ordinary low frequency analog circuits,and igbt power device driving circuits. microdc reserves the copyright isolation isolation isolation isolation isolation isolation isolation isolation specifications specifications specifications specifications specifications specifications specifications specifications item item item item test test test test conditions conditions conditions conditions min. min. min. min. typ. typ. typ. typ. max. max. max. max. units units units units isolation voltage (vin/vout) tested for 1 minute and 1ma max 1000 vdc isolation voltage (vo1/vo2) tested for 1 minute and 1ma max 1000 vdc isolation resistance (vin/vout) test at 500vdc 1000 m ? isolation resistance (vo1/vo2) test at 500vdc 1000 m ? isolation capacitance(vin/vout) 30 pf isolation capacitance(vo1/vo2) 30 pf common common common common common common common common specifications specifications specifications specifications specifications specifications specifications specifications item item item item test test test test conditions conditions conditions conditions min. min. min. min. typ. typ. typ. typ. max. max. max. max. units units units units storage humidity range 95 % operating temperature -40 85 storage temperature -55 125 lead temperature 1.5mm from case for 10 seconds 300 temp. rise at full load 15 25 short circuit protection* 1 s cooling free air convection case materia l plastic(ul94-v0) mtbf 1.4 g weight 3500 k hours *supply voltage must be discontinued at the end of short circuit duration.
d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 2 of 3 application application application application application application application application note note note note note note note note requirement requirement requirement requirement on on on on output output output output load load load load to ensure this module can operate efficiently and reliably, during operation, the minimum output load could not be less than 10% of the full load . if the actual output power is very small , please connect a resistor with proper resistance at the output end in parallel to increase the load , or use our company ? products with a lower rated output power. recommended recommended recommended recommended circuit circuit circuit circuit if you want to further decrease the input/output ripple , an "lc" filtering network may be connected to the input and output ends of the dc/dc converter, see (figure 1). it should also be noted that the inductance and the frequency of the "lc" filtering network should be staggered with the dc/dc frequency to avoid mutual interference. however , the capacitance of the output filter capacitor must be proper. if the capacitance is too big , a startup problem might arise. for every channel of output , provided the safe and reliable operation is ensured , the recommended capacitance of its filter capacitor sees (table 1). output output output output voltage voltage voltage voltage regulation regulation regulation regulation and and and and over-voltage over-voltage over-voltage over-voltage protection protection protection protection circuit circuit circuit circuit the simplest device for output voltage regulation, over-voltage and over-current protection is a linear voltage regulator with overheat protection that is connected to the input or output end in series (figure 2). overload overload overload overload protection protection protection protection under normal operating conditions, the output circuit of these products has no protection against overload . the simplest method is to connect a self-recovery fuse in series at the input end or add a circuit breaker to the circuit. no no no no parallel parallel parallel parallel connection connection connection connection or or or or plug plug plug plug and and and and play play play play typical typical typical typical typical typical typical typical characteristics characteristics characteristics characteristics characteristics characteristics characteristics characteristics recommended recommended recommended recommended recommended recommended recommended recommended circuit circuit circuit circuit circuit circuit circuit circuit it 's not recommended to connect any external capacitor in the application field with less than 0.5 watt output. output output output output output output output output specifications specifications specifications specifications specifications specifications specifications specifications item item item item test test test test conditions conditions conditions conditions min. min. min. min. typ. typ. typ. typ. max. max. max. max. units units units units output power 0.1 1 w line regulation for vin change of 1% 1.5 % load regulation 10% to 100% load (3.3v output) 15 20 % load regulation 10% to 100% load(5v output) 12.8 15 % output voltage accuracy see tolerance envelope graph temperature drift 100% full load 0.03 %/ ripple & noise* 20mhz bandwidth 75 100 mvp-p switching frequency full load, nominal input 130 khz *test ripple and noise by "p arallel cable " method. see detailed operation instructions at testing of power converter section, application notes.
d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w d-xm-1w series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 3 of 3 outline outline outline outline outline outline outline outline dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions footprint footprint footprint footprint footprint footprint footprint footprint details details details details details details details details mechanical mechanical mechanical mechanical mechanical mechanical mechanical mechanical dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions note: unit:mm[ inch] pin sect ion tolerances: 0.10mm[ 0.004inch] general tolerances: 0.25mm[ 0.010inch] recommended recommended recommended recommended recommended recommended recommended recommended footprint footprint footprint footprint footprint footprint footprint footprint tube tube tube tube tube tube tube tube outline outline outline outline outline outline outline outline dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions note: unit :mm[inch] general tolerances: 0.50mm[ 0.020inch] l=530mm[20.866inch] tube quantity: 30pcs l=220mm[8.661inch] tube quantity: 11pcs microdc professional power module,inc. tel:0086-20-86000646 e-mail:tech@microdc.cn website:http://www.microdc.cn rohs rohs rohs rohs compliant compliant compliant compliant information information information 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 reach reach reach compliant compliant compliant compliant information information information 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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