the copyright and authority for the interpretation of the products are reserved by mornsun b_xt-1wr2 a/0-2012 page 1 of 5 b_xt-1wr2 series 1w, fixed input, isolated & unregulated single output patent protection rohs part number system B0505XT-1WR2 ratedpower ackagestyle p output voltage input voltage productseries features small footprint smd package style 1500vdc isolation operating temperature range: -40 +105 low temperature rise internal smd construction no external component required industry standard pinout applications the b_xt-1wr2 series are designed for application where isolated output is required from a distributed power system. these products apply to where: 1) input voltage variation 10%; 2) 1.5kvdc input and output isolation; 3) regulated and low ripple noise is not required. such as: digital circuits, low frequency analog circuits, and igbt power device driving circuits. selection guide input voltage(vdc) output current (ma) input current (ma)(typ.) model number nominal (range) output voltage (vdc) max. min. @max. load @no load reflected ripple current (ma,typ.) max. capacitive load( f) efficiency (%, typ.) @max. load approval B0505XT-1WR2 5 200 20 250 80 *b0509xt-1wr2 9 111 12 250 80 b0512xt-1wr2 12 84 9 250 80 b0515xt-1wr2 15 67 7 250 80 b0524xt-1wr2 5 (4.5-5.5) 24 42 4 250 20 15 80 b1205xt-1wr2 5 200 20 104 80 *b1209xt-1wr2 9 111 12 104 80 b1212xt-1wr2 12 84 9 103 81 *b1215xt-1wr2 15 67 7 103 81 *b1224xt-1wr2 12 (10.8-13.2) 24 42 4 103 15 5 81 *b1505xt-1wr2 5 200 20 83 80 *b1515xt-1wr2 15 (13.5-16.5) 15 67 7 82 10 5 81 b2405xt-1wr2 5 200 20 52 80 *b2409xt-1wr2 9 110 11 52 80 *b2412xt-1wr2 12 83 8 51 81 b2415xt-1wr2 15 67 7 51 81 *b2424xt-1wr2 24 (21.6-26.4) 24 42 4 51 7 5 220 81 note: *designing. input specifications item test conditions min. typ. max. unit 5vdc input -0.7 -- 9 12vdc input -0.7 -- 18 15vdc input -0.7 -- 21 input surge voltage (1 sec. max.) 24vdc input -0.7 -- 30 vdc input filter capacitance filter
the copyright and authority for the interpretation of the products are reserved by mornsun b_xt-1wr2 a/0-2012 page 2 of 5 output specifications item test conditions min. typ. max. unit output power 0.1 -- 1 w output voltage accuracy see tolerance envelope curve line regulation for vin change of 1% -- -- 1.2 5voutput -- 12 15 9v output -- 8 10 12v output -- 7 10 15v output -- 6 10 load regulation 10% to 100% load 24v output -- 5 10 % temperature drift 100% full load -- -- 0.03 %/ c output voltage 12v -- 30 -- ripple & noise* 20mhz bandwidth output voltage:15v, 24v -- 60 -- mvp-p short circuit protection continuous, automatic recovery note: * ripple and noise tested by parallel cable method. see detailed operation instructions at testing of power converter section, 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 b2424xt-1wr2 -- 30 -- isolation capacitance input/output,100khz/0.1v others -- 20 -- pf switching frequency full load, nominal input -- 100 300 khz mtbf mil-hdbk-217f@25 3500 -- -- k hours case material epoxy resin (ul94-v0) weight -- 1.52 -- g environmental specifications item test conditions min. typ. max. unit storage humidity non condensing -- -- 95 % operating temperature power derating (above100 ) -40 -- 105 storage temperature -55 -- 125 temp. rise at full load ta=25 c -- 25 -- lead temperature 1.5mm from case for 10 seconds -- -- 300 c cooling free air convection emc specifications emi ce cispr22/en55022 class b external circuit refer to figure1 ems esd iec/en61000-4-2 contact 8kv perf. criteria b emi recommended circuit emi recommended external circuit class b vin gnd +vo 0v eut load ldm c1 c2 vin gnd (figure1) recommended external circuit parameters: vin 5v/12v c1 4.7 f/50v ldm 6.8 h vin 15v/24v c1 4.7 f/50v ldm 6.8 h c2 470pf/2kv
the copyright and authority for the interpretation of the products are reserved by mornsun b_xt-1wr2 a/0-2012 page 3 of 5 product typical curve tolerance envelope curve +10% +5% 50 100 +2.5% -2.5% -7.5% rated output voltage o u t p u t v o l t a g e ( % ) a c c u r a c y output current percent(%) t y p i c a l l o a d l i n e 70 (nominal input voltage) 120 100 80 60 40 20 0 -40 0 40 100105 o u t p u t p o w e r p e r c e n t ( % ) environment temp.() temperature derating curve safe operating area efficiency vs input voltage curve (full load) 0 10 20 30 40 50 60 70 80 90 100 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 input voltage(v) efficiency(%) B0505XT-1WR2 efficiency vs input voltage curve (full load) 0 10 20 30 40 50 60 70 80 90 100 22.1 22.6 23.1 23.5 24.0 24.5 25.0 25.4 25.9 26.4 input voltage(v) efficiency(%) b2415xt-1wr2 efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) B0505XT-1WR2 efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) b2415xt-1wr2 recommended reflow soldering profile refer to ipc/jedec j-std-020d standard, our products recommend reflow soldering profile as follows: 0 50 100 150 200 250 time (sec.) t e m p e r a t u r e ( ) peak.temp 245 (max.) 245 217 60 max (>217) sec note: the curve applies only to the hot air reflow soldering
the copyright and authority for the interpretation of the products are reserved by mornsun b_xt-1wr2 a/0-2012 page 4 of 5 outline dimensions, recommended footprint & packaging 1 2 4 5 vin gnd +vo 0v nc 8 6.70 [0.264] 9.50 [0.374] 4.72 [0.186] 15.10 [0.594] 10.70 [0.421] ? 100.00 [3.937] ? 3 3 0 . 0 0 [ 1 2 . 9 9 2 ] 29.40 [1.157] 0.50 [0.020] 7.35 [0.289] 11.60 [0.457] 16.00 [0.630] 2 4 . 0 0 [ 0 . 9 4 5 ] 11.50 [0.453] 1.75 [0.069] 2.00 [0.079] 1 3 . 2 0 [ 0 . 5 2 0 ] ? 1.50 [0.059] ? 1.50 [0.059] ? 21.50 [0.846] ? 13.00 [0.512] 10.50 [0.413] nc:no connection footprint details pin note: unit: mm[inch] pin section tolerances: 0.10mm[ 0.004inch] general tolerances: 0.25mm[ 0.010inch] mechanical dimensions recommended footprint function note: grid 2.54*2.54mm. note: unit: mm[inch] general tolerances: 0.50mm[ 0.020inch] l=530mm[20.866inch] : 40pcs l=220mm[8.661inch] : 15pcs short tube inner packaging dimensions:l*w*h=255*170*80mm short tube outer packaging dimensions(with six inner packaging): l*w*h=375*280*270mm long tube inner packaging dimensions:l*w*h=580*200*100mm long tube outer packaging dimensions(with two inner packaging): l*w*h=600*215*220mm long tube outer packaging dimensions(with three inner packaging): l*w*h=600*215*325mm devices per tube quantity devices per tube quantity note: unit: mm[inch] general tolerances: 0.50mm[ 0.020inch] per reel of packing quantity: 500pcs inner packaging dimensions: l*w*h=365*350*105mm tube quantity:2000pcs outer packaging dimensions: l*w*h=365*350*105mm tube quantity:4000pcs tube outline dimensions reel packing outline dimensions taping dimension: taping reel dimension: 5 max 0.88 [0.035] 0.25 [0.010] 7.00 [0.276] 0.25 [0.010] 11.20 [0.441] 8.30 [0.327] 12.70 [0.500] 12 4 5 8 a a 2.54 [0.100] 0.60 [0.024] 7.62 [0.300] (front view) (top view) (side view) 1.70 [0.067] 10.50 [0.413] 1.00 [0.039] 4 5 2 1 8 test configurations input reflected-ripple current test setup input reflected-ripple current is measured with an inductor lin and capacitor 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) design considerations 1) requirement on output 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. 2) overload protection under normal operating conditions, the outp ut circuit of these products has no protection against overload. the simplest method is to add a circuit breaker to the circuit.
the copyright and authority for the interpretation of the products are reserved by mornsun b_xt-1wr2 a/0-2012 page 5 of 5 3) recommended circuit if you want to further decrease the input/output ripple, an capacitor filtering network may be connected to the input and output ends of the dc/dc converter, see (figure 2). 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 1). vin gnd +vo 0v dc cin dc cout (figure 2) external capacitor table (table 1) vin (vdc) cin ( f) vo (vdc) cout ( f) 5 4.7 5 10 12 2.2 9 4.7 15 2.2 12 2.2 24 1 15 1 - -- 24 0.47 it s not recommended to connect any external capacitor in the application field with less than 0.5 watt output. 4) output voltage regulation and over-voltage protection circuit the simplest device for output voltage regulation, over-voltage and over-current protection is a linear regulator and an capacitor filtering network with overheat protection that is connected to the input or output end in series (figure 3), the recommended capacitance of its filter capacitor sees (table 1), linear regulator based on the actual voltage and current to reasonable selection. vin gnd 0v +vo dc dc reg reg (figure 3) 5) cannot use in parallel and hot swap note: 1. operation under minimum load will not damage the converter; however, they may not meet all specification listed. 2. max. capacitive load tested at input voltage range 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 our corporate standards. 5. all characteristics are for listed model only, non-standard models may perform differently, please contact our technical person for more detail. 6. contact us for your specific requirement. 7. specifications subject to change without prior 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: 86-20-28203030 fax:86-20-38601272 http://www.mornsun-power.com
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