the copyright and authority for the interpretation of the products are reserved by mornsun CB0505D-1W a/0-2012 page 1 of 4 CB0505D-1W 1w small fixed input, 1000vdc isolated & unregulated single output dc-dc converter rohs part number system CB0505D-1W features miniature dip package 1kvdc isolation operating temperature range: -40 c ~ +85 c low temperature rise no external component required pcb mounting industry standard pinout applies to automotive electronics applications the CB0505D-1W is designed for application where isolated output is required from a distributed power system. these products apply to where: 1) input voltage variation 10%; 2) 1kvdc 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 max. capacitive load( f) efficiency (%, typ.) @max. load CB0505D-1W 5(4.5-5.5) 5 200 20 286 25 220 70 input specifications item test conditions min. typ. max. unit input surge voltage (1sec.max.) -0.7 -- 9 vdc input filter capacitance filter 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 load regulation 10% to 100% load -- 12.8 15 % temperature drift full load -- -- 0.03 %/ c ripple* -- 60 100 noise* 20mhz bandwidth -- 75 150 mvp-p short circuit protection ** -- -- 1 s note: *test ripple and noise by parallel 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. common specifications item test conditions min. typ. max. unit isolation voltage tested for 1 minute and leakage current less than 1 ma 1000 -- -- vdc isolation resistance test at 500vdc 1000 -- -- m isolation capacitance input/output,100khz/1v -- 30 -- pf switching frequency 100% load, input voltage range -- 125 -- khz mtbf mil-hdbk-217f@25 3500 -- -- k hours case material plastic ul94-v0 weight -- 1.8 -- g
the copyright and authority for the interpretation of the products are reserved by mornsun CB0505D-1W a/0-2012 page 2 of 4 environmental specifications item test conditions min. typ. max. unit storage humidity non condensing -- -- 95 % operating temperature power derating (above 85) -40 -- 85 storage temperature -55 -- 125 temp. rise at full load ta=25 c -- 30 -- lead temperature 1.5mm from case for 10 seconds -- -- 300 c cooling free air convection emc specifications emi ce cispr25/en55025 class 1 external circuit refer to figure1 esd esd iso10605 contact 8kv perf. criteria b emc recommended circuit emi recommended external circuit classa (figure1) recommended external circuit parameters: c1 4.7 f/50v ldm 6.8 h product typical curve tolerance envelope curve +10% +5% 50 100 +3.0% -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 85 105120 o u t p u t p o w e r p e r c e n t ( % ) ambient 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 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 input voltage(v) efficiency(%) CB0505D-1W efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) CB0505D-1W
the copyright and authority for the interpretation of the products are reserved by mornsun CB0505D-1W a/0-2012 page 3 of 4 outline dimensions, recommended footprint & packaging 1 5 4 7 function vin gnd +vo 0v footprint details note: unit:mm[inch] pin section tolerances: 0.10mm[ 0.004inch] general tolerances: 0.25mm[ 0.010inch] note: unit :mm[inch] general tolerances: 0.50mm[ 0.020inch] pin l=530mm[20.866inch] devices per tube quantity: 40pcs l=220mm[8.661inch] devices per tube quantity: 16pcs short tube inner packaging dimensions: l*w*h=255*170*80mm short tube outer packaging dimensions (with six inner packaging boxes):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 boxes):l*w*h=600*215*220mm long tube outer packaging dimensions (with three inner packaging boxes):l*w*h=600*215*325mm notegridmm : :2.54*2.54. (front view) (bottom view) ? 1.0 0 [0.039] 7 5 1 4 1 0 . 5 0 [ 0 . 4 1 3 ] 12.50[0.492] 1 6 . 5 0 [ 0 . 6 5 0 ] 3.50[0.138] 1 7 5 4 0 . 3 0 [ 0 . 0 1 2 ] 12.70[0.500] 7.62[0.300] 1 0 . 0 0 [ 0 . 3 9 4 ] 7 . 6 2 [ 0 . 3 0 0 ] 0.50[0.020] 5.08[0.200] 8 . 2 0 [ 0 . 3 2 3 ] 7 . 7 0 [ 0 . 3 0 3 ] 4.10 [0.161] mechanical dimensions recommended footprint tube outline dimensions 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 is not 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 output circuit o f these products has no protection against overload. the simplest method is to add a circuit breaker to the circuit. 3) recommended circuit if you want to further decrease the input/output ripple, a 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. i f 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) vout (vdc) cout ( f) 5 4.7 5 10 it s not recommended to connect any external capacitor in the application field with less than 0.5 watt output.
the copyright and authority for the interpretation of the products are reserved by mornsun CB0505D-1W a/0-2012 page 4 of 4 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 required. 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 date in the datasheet are measured according to nominal input voltage, rated output load, ta=25, humidit y<75%, unless otherwise specified. 4. in this datasheet, all the test methods of indications are based on our corporate standards. 5. the performance in the datasheet is just fit for the part number in the selection guide, and may be different from the customer-designed product, you can get more details from mornsun fae. 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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