wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w 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* max min wre1205 yd -3w 12 9-18 22 5 300 30 74 wre 1212yd -3w 12 9-18 22 12 125 12 78 wre 1215yd -3w 12 9-18 22 15 100 10 79 wr f1205yd -3w 12 9-18 22 5 600 60 74 wr f1209yd -3w 12 9-18 22 9 333 33 76 wr f1212yd -3w 12 9-18 22 12 250 25 78 wr f1215yd -3w 12 9-18 22 15 200 20 77 wr f1224yd -3w 12 9-18 22 24 125 12 80 wre 2405yd -3w 24 18-36 40 5 300 30 77 wre 2409yd -3w 24 18-36 40 9 167 16 78 wre 2412yd -3w 24 18-36 40 12 125 12 79 wre 2415yd -3w 24 18-36 40 15 100 10 80 wr f2405yd -3w 24 18-36 40 5 600 60 77 wr f2409yd -3w 24 18-36 40 9 333 33 78 wr f2412yd -3w 24 18-36 40 12 250 25 79 wr f2415yd -3w 24 18-36 40 15 200 20 80 wr f4805yd -3w 48 36-72 80 5 600 60 77 wr f4812yd -3w 48 36-72 80 12 250 25 79 wr f4815yd -3w 48 36-72 80 15 200 20 80 *input voltage can exceed this value, or will cause the permanent damage. model model model model model model model model selection selection selection selection selection selection selection selection wr wr wr wr wr wr wr wr e e e e e e e e 12 12 12 12 12 12 12 12 05 05 05 05 05 05 05 05 y y y y y y y y d d d d d d d d - - - - - - - - 3 3 3 3 3 3 3 3 w w w w w w w w product series input voltage output voltage wide ( 2 :1) input range d ip package style rated power 3w, 3w, 3w, 3w, wide wide wide wide input, input, input, input, isolated isolated isolated isolated & & & & regulated regulated regulated regulated dual/single dual/single dual/single dual/single output output output output dc-dc dc-dc dc-dc dc-dc converter converter converter converter features features features features features features features features dip 24 package efficiency up to 80% operating temperature: -40 ~ +85 short circuit protection ( automatic recovery) 3kvdc isolation no external component required internal smd construction industry standard pinout mtbf>1,000,000 hours ul94-v0 package rohs compliance description description description description description description description description the wre_ yd -3w&wrf_ yd -3w 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 2:1); 2) where isolation is necessary between input and output(isolation voltage 3000vdc); 3) where the regulation of the output voltage and the output ripple noise are demanded. microdc reserves the copyright 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 storage humidity test conditions 95 % operating temperature -40 85 storage temperature -55 125 temp. rise at full load 15 lead temperature 1.5mm from case for 10 seconds 300 cooling free air convection short circuit protection continuous, automatic recovery case material plastic (ul94-v0) mtbf 1000 k hours weight 17 g 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 tested for 1 minute and 1ma max 3000 vdc isolation resistance test at 500vdc 1000 m ?
wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 2 of 3 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 output power see above products program 0.3 3 w positive voltage accuracy refer to recommended circuit 1 3 % negative voltage accuracy refer to recommended circuit 3 5 % load regulation from 10% to 100% load 0.5 1 * % line regulation(at full load) input voltage from low to high 0.2 0.5 % temperature drift(vout) refer to recommended circuit 0.03 %/ ripple & noise ** 20mhz bandwidth 50 100 mvp-p switching frequency 100% load, input voltage range 300 khz * dual output models unbalanced load: 5 %. **test ripple and noise by "p arallel cable " method. see detailed operation instructions at testing of power converter section, application notes. *supply voltage must be discontinued at the end of short circuit duration. application application application application application application application application note note note note note note note note 1) 1) 1) 1) requirement requirement requirement requirement on on on on output output output output load load load 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. 2) 2) 2) 2) recommended recommended recommended recommended circuit circuit circuit circuit all the wre_yd-3w & wrf_yd-3w series have been tested according to the following recommended testing circuit before leaving factory. this series should be tested under load. never be tested under no 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 input voltage capacitance of its filter capacitor sees (table 1). general: cin: 12v 100 f 24v&48v 10 f-47 f cout: 10 f/100ma 3) 3) 3) 3) input input input input current current current current when it is used in unregulated power supply, be sure that the fluctuating range of the power supply and the rippled voltage do not exceed the module standard. input current of power supply should afford the startup current of this kind of dc/dc module. (figure 2) general: ip 1.4*iin-max 4) 4) 4) 4) 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 external capacitor table (table 1) output output output output output output output output external external external external external external external external capacitor capacitor capacitor capacitor capacitor capacitor capacitor capacitor table table table table table table table table (table (table (table (table (table (table (table (table 1) 1) 1) 1) 1) 1) 1) 1) single single single single vout vout vout vout (vdc) (vdc) (vdc) (vdc) cout cout cout cout (uf) (uf) (uf) (uf) dual dual dual dual vout vout vout vout (vdc) (vdc) (vdc) (vdc) cout cout cout cout (uf) (uf) (uf) (uf) 5 1000 5 680 9 680 9 470 12 470 12 330 15 330 15 220 24 220 - -
wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w wre-yd-3w&wrf-yd-3w 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 recommended recommended recommended recommended recommended recommended recommended recommended footprint(top footprint(top footprint(top footprint(top footprint(top footprint(top footprint(top footprint(top view) view) view) view) view) view) view) view) tube tube tube tube tube tube tube tube outline outline outline outline outline outline outline outline dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions 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.
|
