the copyright and authority for the interpretation of the products are reserved by mornsun ura_d-30w&urb_d-30w 2013.05.31-a/2 page 1 of 6 ura_d-30w&urb_d-30w series 30w ,4:1wide input, isolated & regulated dual/ single output dip dc-dc converter patent protection rohs part number system urb2405d-30w product series input voltage output voltage package rated power features efficiency up to 90% 4:1 wide input voltage range 1500vdc isolation six-sided metal shield short circuit protection (automatic recovery) operating temperature: -40 c to +85 c industry standard pinout application ura_d-30w&urb_d-30w series offer 30w of output wide input voltage:9-36vdc 18-75vdc and features 1500vdc isolation, six-sided metal shield over current and short circuit protection. all models are particularly suitable for industrial, telecommunication, electric power, test equipments applications. selection guide input voltage(vdc) output current (ma) input current (ma)(typ.) model nominal (range) max* output voltage (vdc) max. min. @max. load @no load reflected ripple current (ma,typ.) max. capacitive load # ( f) efficiency (%, typ.) @max. load approval URA2405D-30W 5 3000 150 1450 2000 86 ura2412d-30w 12 1250 63 1250 89 ura2415d-30w 15 1000 50 1420 30 680 90 urb2405d-30w 5 6000 300 120 6000 88 urb2412d-30w 12 2500 125 2500 88 urb2415d-30w 24 (9-36) 40 15 2000 100 1420 30 1100 90 ura4805d-30w 5 3000 150 1450 2000 86 ura4812d-30w 12 1250 63 1250 87 ura4815d-30w 15 1000 50 1420 30 680 87 urb4805d-30w 5 6000 300 100 6000 88 urb4812d-30w 12 2500 125 2500 88 urb4815d-30w 48 (18-75) 80 15 2000 100 1420 30 30 1100 89 note: 1. *input voltage can t exceed this value, or will cause the permanent damage. # for each output. 2. add suffix h for heat sink mounted, for example urb2405d-30wh. input specifications item test conditions min. typ. max. unit models on -- -- 9 nominal input (24v) models off 8 -- -- models on -- -- 17.8 under voltage lockout nominal input (48v) models off 16 -- -- vdc start-up time -- 10 -- ms models on ctrl leave open or connect ttl high level(3.5-12vdc) models off ctrl connect gnd or low level(0-1.2vdc) ctrl* input current (models off) -- -- 1 ma input filter pi filter note:* the ctrl pin voltage is referenced to gnd.
the copyright and authority for the interpretation of the products are reserved by mornsun ura_d-30w&urb_d-30w 2013.05.31-a/2 page 2 of 6 output specifications item test conditions min. typ. max. unit output power 1.5 -- 30 w output voltage accuracy refer to recommended circuit -- 1 3 load regulation from 10% to 100% load input -- 0.5 1 voltage regulation 100% load, input voltage from low to high -- 0.2 0.5 cross regulation* from 25% to 100% load input(dual output) -- -- 5 transient response deviation -- 3 5 % transient recovery time 25% load step change -- 300 500 s temperature drift 100% load -- 0.02 -- %/ c ripple & noise* 20mhz bandwidth -- 85 120 mvp-p trim -- 10%vo -- 5v output -- 6.1 -- 12v output -- 15 -- over voltage protection 15v output -- 18 -- vdc over current protection 110 130 -- %io short circuit protection input voltage range hiccup, continual, auto-recovery note: 1.* dual output models unbalanced load (25/100%): 5%max. 2.**test ripple and noise by parallel cable method. see detailed operation instructions at dc-dc application notes . common specifications item test conditions min. typ. max. unit isolation voltage tested for 1 minute and leakage current less than 1 ma 1500 -- -- vdc isolation resistance test at 500vdc 1000 -- -- m isolation capacitance input/output,100khz/1v -- 2000 -- pf switching frequency full load, nominal input -- 400 -- khz mtbf mil-hdbk-217f@25 1000 -- -- k hours case material aluminum alloy without heatsink -- 40 -- weight with heatsink -- 52 -- g environmental specifications item test conditions min. typ. max. unit storage humidity non condensing 5 -- 95 % operating temperature power derating (above 55) -40 -- 85 storage temperature -55 -- 125 the max. case temperature operating temperature curve range -- -- 105 lead temperature 1.5mm from case for 10 seconds -- -- 300 c cooling free air convection emc specifications ce cispr22/en55022 class b external circuit refer to figure1 emi re cispr22/en55022 class b external circuit refer to figure1 esd iec/en61000-4-2 contact 4kv perf. criteria b eft iec/en61000-4-4 2kv perf. criteria b external circuit refer to figure1 ems surge iec/en61000-4-5 2kv perf. criteria b external circuit refer to figure1
the copyright and authority for the interpretation of the products are reserved by mornsun ura_d-30w&urb_d-30w 2013.05.31-a/2 page 3 of 6 emc recommended circuit vin gnd +vo -vo eut load c2 lcm c0 tvs ldm mov fuse c1 c4 vin gnd c3 load 0v vin gnd +vo -vo (0v) eut load c2 lcm c0 tvs ldm mov fuse c1 c4 vin gnd c3 ura_d-30w urb_d-30w (figure 1) recommended external circuit parameters: model ura24_d-30w urb24_d-30w ura48_d-30w urb48_d-30w fuse choose according to practical input current mov s10k35 s10k60 ldm 56 h tvs smcj48a smcj90a c0 680 f/50v 680 f/100v c1 1 f /100v lcm 1mh(0.1v 100khz)15t core :ts7 t12*6*4 c2 2.2 f /100v c3 c4 0.1nf/2kv -- 0.1nf/2kv -- note: 1. in figure 1, partis ems recommended external circuit, partis emi recommended externa ? l circuit. choose according to requirements. 2. if want to meet higher level of re, add a common mode inductance after lcm in figure 1: 1.5mh 20t core:a10 t12*6*4 . emc recommended circuit pcb layout (figure 2) emc test waveform (class b apply circuit) ura4815d-30w ce (positive line) ura4815d-30w ce (negative line)
the copyright and authority for the interpretation of the products are reserved by mornsun ura_d-30w&urb_d-30w 2013.05.31-a/2 page 4 of 6 urb2405d-30w ce(positive line) urb2405d-30w ce(negative line) ura4815d-30w re(horizontal) ura4815d-30w re(vertical) urb2405d-30w re(horizontal) urb2405d-30w re(vertical) product typical curve operating temp( c) o u t p u t p o w e r p e r c e n t ( % ) 0 20 40 60 80 100 120 -40 0 40 85 120 65 55 withoutheatsink with heatsink safe operating area efficiency vs input voltage curve (full load) 0 10 20 30 40 50 60 70 80 90 100 18243036424854606675 input voltage(v) efficiency(%) ura4815d-30w efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) ura4815d-30w
the copyright and authority for the interpretation of the products are reserved by mornsun ura_d-30w&urb_d-30w 2013.05.31-a/2 page 5 of 6 efficiency vs input voltage curve (full load) 0 10 20 30 40 50 60 70 80 90 100 9121518212427303336 input voltage(v) efficiency(%) urb2405d-30w efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) urb2405d-30w outline dimensions, recommended footprint & packaging heatsink assembly & package diagram
the copyright and authority for the interpretation of the products are reserved by mornsun ura_d-30w&urb_d-30w 2013.05.31-a/2 page 6 of 6 test configurations input reflected-ripple current test setup input reflected-ripple current is measured with an inductor lin and cin to simulate source impedance. dc cin lin dc load oscilloscope current probe lin(4.7 h) cin(220 f, esr < 1.0 at 100 khz) trim application & trim resistance application circuit for trim (part in broken line is the interior of models) 0v r 2 r 1 r 3 v ref r t trim +vo 0v r 2 r 1 r 3 v ref r t trim +vo trim up trim down formula for resistance of trim up: a= vref vo -vref r 1 r= t ar 2 r-a 2 -r 3 down: a= vref vo -vref r 2 r= t ar 1 r-a 1 -r 3 note: leave open if not used. value for r1, r2, r3, and vref refer to the below table1 r t : resistance of trim. a: user- defined parameter, no actual meanings. vo : the trim up/down voltage. trim parameter (table 1) vo parameter 5 (vdc) 12 (vdc) 15 (vdc) r1(k ) 2.88 10.97 14.50 r2(k ) 2.86 2.86 2.86 r3(k ) 10 17.8 17.8 vref(v) 2.5 2.5 2.5 recommended circuit if you want to further decrease the input surge current and output ripple, an capacitor filtering network may be connected to the input and output ends of the dc/dc converter, see (figure 3). it should also be noted that the capacitance of 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 2). dc dc vin gnd +vo 0v cout vin gnd +vo 0v cout dc dc -vo cout dual output single output (figure 3) recommended circuit external capacitor table (table 2) single vout (vdc) cout ( f) dual vout (vdc) cout # ( f) 5 10 5 10 12/15 4.7 12/ 15 4.7 note: # for each output. note: 1. the load shouldn't be less than 5%, otherwise ripple will increase dramatically. 2. max. capacitive load is tested on vin-nominal and full load. 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. 6. specifications subject to change without notice. mornsun science & technology co.,ltd. address: no. 5, kehui st. 1, kehui development center, science ave., guangzhou science city, luogang district, guangzhou,p.r.china. tel: 86-20-38601850 fax:86-20-38601272 e-mail: info@mornsun.cn http://www.mornsun-power.com
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