10 10 a a - - zmd zmd 10 10 b b - - zmd zmd series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 1/3 microdc r eserves the copyright 10w, wide input, isolated & regulated dual/single output dc-dc converter features features wide (4:1) input range short circuit protection(automatic recovery) 1500vdc isolation operating temperature: -40 85 no heat sink required no external component required internal smd required metal shielding package mtbf>1000khours applications applications model model selection selection 10 10 b b 24 24 05 05 z z m m d d product series input voltage output voltage wide (4:1) input range metal shield dip package style selection selection guide guide o rder code input output efficiency (%,typ) voltage(vdc) voltage (vdc) current(ma) nominal range max* max. min. 10 a240 3 zm d 24 9-36 40 3.3 1 515 1 52 8 3 10 a2405zm d 24 9-36 40 5 1000 100 84 10 a2412zm d 24 9-36 40 12 416 42 81 10 a2415zm d 24 9-36 40 15 333 33 83 10 b240 3 zm d 24 9-36 40 3.3 3030 3 0 3 81 10 b2405zm d 24 9-36 40 5 2000 200 79 10 b2412zm d 24 9-36 40 12 833 83 81 10 b2415zm d 24 9-36 40 15 666 67 81 10 a4812zm d 48 18-72 80 12 416 42 85 10 a4815zm d 48 18-72 80 15 333 33 83 10 b4812zm d 48 18-72 80 12 833 83 85 10 b4815zm d 48 18-72 80 15 666 67 83 *input voltage can t exceed this value,or will cause the permanent damage. the 10 a - zm d & 10 b - zm d series are specially designed for applications where a wide range input voltage 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 wide range (voltage range 4:1); 2 where isolation is necessary between input and output (isolation voltage 1500vdc); 3 where the regulation of the output voltage and the output ripple noise are demanded. common common specifications specifications parameter conditions min. typ. max. units storage humidity 95 % operating temperature -40 85 storage temperature -55 125 temp. rise at full load 40 lead temperature 1.5mm from case for 10 seconds 300 cooling free air convection short circuit protection continuous, automatic recovery case material aluminum alloy metal isolation voltage tested for1 minute and 1ma max 1500 vdc isolation resistance test at 500vdc 1000 m isolation capacitance input/output 1000 pf mtbf 1000 k hours weight 23.5 g
10 10 a a - - zmd zmd 10 10 b b - - zmd zmd series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 1/3 output external capacitor table(table 1) single v out c out dual v out c out (vdc) ( f) (vdc) ( f) 5 680 5 680 12 470 12 330 15 330 15 220 temperature temperature characteristics characteristics parameter conditions min. typ. max. units output power see below products program 1.0 10 w positive voltage accuracy refer to recommended circuit 1 3 % negative voltage accuracy refer to recommended circuit 3 5 % load regulation form 10% to 100% load 0.5 1* % line regulation input voltage from low to high 0.2 0.5 % temperature drift (vout) refer to recommended circuit 0.03 %/ c ripple** 20mhz bandwidth 20 50 mvp-p noise** 20mhz bandwidth 75 150 mvp-p switching frequency 100% load, input voltage range 300 khz * dual output models unbalanced load: 5%. ** test ripple and noise by parallel cable method. see detailed operation instructions at testing of power converter section, application notes. case material application application note note requirement on output load in order to ensure the product operate efficiently and reliably,in addition to a max load(namely full load), a minimum load is specified for this kind of dc/dc converter.make sure the specified range of input voltage is not exceeded,the minimum output load no less than 10% load.if the actual load is less than the specified minimum load, the output ripple may increase sharply while its efficiency and reliability will reduce greatly.if the actual output power is very small,please add an appropriate resistor as extra loading,or contact our company for other lower output power products. recommended circuit all the 10 a_ z m d & 10 b_ z m d series have been tested a ccording to the following recommended testing circuit before leaving factory.this series should be tested under load(see figure 1). if you want to further decrease the input/output ripple,you can increase capacitance properly or choose capacitors with low esr.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 greatest capacitance of its filter capacitor sees (table 1).general: cin: 10 f-47 f c out : 10 f/100ma ctrl terminal when open or high impedance,the converter work well; when this pin is high ; the converter shutdown; it should be note that the input current (ic) should between 5-10ma, exceeding the maximum 20ma will cause permanence damage to the converter. the value of r can be derived as follows : input current while using unstable power source,please ensure the output voltage and ripple voltage do not exceed indexes of the converter.the preceding power source must be able to provide for converter sufficient starting current ip(figure 2). general:ip 1. 6 *iin-max no parallel connection or plug and play recommended recommended circuit circuit output graph typical typical characteristics characteristics temperature derating graph
10 10 a a - - zmd zmd 10 10 b b - - zmd zmd series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 1/3 outline outline dimensions dimensions footprint footprint details details recommended recommended footprint footprint recommended footprint top view,grid:2.54mm [ 0.1inch ] diameter:1.00mm [ 0.039inch ] footprint footprint details details pin single dual 1 gnd gnd 2 vin vin 3 +vo +vo 4 n p 0v 5 0v -vo n p :no pin when the environment temperature is higher than 71 , the product output power should be less then 60% of the rated power. no parallel connection or plug and play. use dual output simultaneously,forbid pening output pin (0v) to use as single output. note: 1. the load shouldn't be less than 10%, otherwise ripple will increase dramatically. 2. operation under 10% load will not damage the converter; however, they may not meet all specification listed. 3. all specifications measured at ta=25 c, humidity<75%, nominal input voltage and rated output load unless otherwise specified. 4. in this datasheet, all the test methods of indications are based on corporate standards. 5. only typical models listed, other models may be different, please contact our technical person for more details. mechanical mechanical dimensions dimensions note: unit:mm[inch] pin section tolerances: 0.10mm[ 0.004inch] general tolerances: 0.25mm[ 0.010inch] tube tube outline outline dimensions dimensions
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