? semiconductor components industries, llc, 2011 january, 2011 ? rev. 8 1 publication order number: mbr3045st/d mbr3045st, mbrb3045ct-1 switchmode ? power rectifier features and benefits ? dual diode construction ? terminals 1 and 3 may be connected for parallel operation at full rating ? 45 v blocking voltage ? low forward voltage drop ? 175 c operating junction temperature ? pb ? free packages are available applications ? power supply ? output rectification ? power management ? instrumentation mechanical characteristics ? case: epoxy, molded ? weight (approximately): 1.9 grams (to ? 220ab) 1.5 grams (to ? 262) ? finish: all external surfaces corrosion resistant and terminal leads are readily solderable ? lead temperature for soldering purposes: 260 c max. for 10 seconds ? epoxy meets ul 94 v ? 0 @ 0.125 in maximum ratings rating symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 45 v average rectified current per device (t c = 130 c) per diode i f(av) 30 15 a peak repetitive forward current, per diode (square wave, v r = 45 v, 20 khz) i frm 30 a non ? repetitive peak surge current (surge applied at rated load conditions, halfwave, single phase, 60 hz) i fsm 150 a peak repetitive reverse current, per diode (2.0 s, 1.0 khz) i rrm 2.0 a storage temperature range t stg ? 65 to +175 c operating junction temperature (note 1) t j ? 65 to +175 c peak surge junction temperature (forward current applied) t j(pk) 175 c voltage rate of change (rated v r ) dv/dt 10,000 v/ s stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above the recommended operating conditions is not implied. extended exposure to stresses above the recommended operating conditions may affect device reliability. 1. the heat generated must be less than the thermal conductivity from junction ? to ? ambient: dp d /dt j < 1/r ja . http://onsemi.com to ? 220ab case 221a style 6 3 4 1 schottky barrier rectifier 30 amperes 45 volts 3 1 2, 4 2 ayww b3045g aka marking diagrams a = assembly location y = year ww = work week aka = polarity designator g = pb ? free device i 2 pak (to ? 262) case 418d plastic ayww b3045ctg aka 3 4 1 2 see detailed ordering and shipping information in the package dimensions section on page 3 of this data sheet. ordering information
mbr3045st, mbrb3045ct ? 1 http://onsemi.com 2 thermal characteristics (per diode) characteristic symbol value unit thermal resistance, junction to case r jc 1.5 c/w electrical characteristics (per diode) instantaneous forward voltage (note 2) (i f = 15 amp, t c = 25 c) (i f = 15 amp, t c = 125 c) (i f = 30 amp, t c = 25 c) (i f = 30 amp, t c = 125 c) v f 0.62 0.57 0.76 0.72 volts instantaneous reverse current (note 2) (v r = 45 volts, t c = 25 c) (v r = 45 volts, t c = 125 c) i r 0.2 40 ma 2 pulse test: pulse width = 300 s, duty cycle 2.0% figure 1. typical forward voltage figure 2. maximum reverse current 0.6 0 v f , instantaneous forward voltage (volts) 1000 10 v r , reverse voltage (volts) 0 0.2 0.04 0.02 0.002 i f , instantaneous forward current (amps) i 1.0 0.2 0.4 0.8 10 20 30 40 0.1 0.4 1.0 0.1 1.0 50 , reverse current (ma) r 4.0 2.0 10 20 100 40 200 t j = 125 c 150 c 25 c t j = 150 c 125 c 100 c 100 0.01 0.004 25 c 75 c 1.6 1.2 1.4 1.8 figure 3. typical reverse current 0.6 0 v f , maximum forward voltage (volts) 1000 10 i f , maximum forward current (amps) 1.0 0.2 0.4 0.8 0.1 1.0 t j = 125 c 150 c 25 c 100 1.6 1.2 1.4 1.8
mbr3045st, mbrb3045ct ? 1 http://onsemi.com 3 figure 4. current derating, case figure 5. current derating, ambient figure 6. forward power dissipation 110 t c , case temperature ( c) 20 8.0 4.0 0 t a , ambient temperature ( c) 20 0 24 16 8.0 0 40 8.0 16 0 i f , average forward current (amps) 32 16 12 8.0 4.0 0 12 i i f(av) , average forward current (amps) 120 130 140 170 60 80 180 p 20 40 24 28 , average forward current (amps) f(av) 4.0 28 32 36 20 24 square wave dc square wave dc 16 12 24 20 12 4.0 100 120 140 , average power dissipation (watts) f(av) rated v r applied square wave dc rated voltage applied r jc = 1.1 c/w r ja = 16 c/w (with to-220 heat sink) r ja = 60 c/w (no heat sink) square wave dc t j = 125 c (capacitativeload) i pk i av 5.0 10 20 (resistiveload) i pk i av figure 7. capacitance 0 v r , reverse voltage (v) 1000 10 10 30 40 c, capacitance (pf) 100 t j = 25 c f = 1 mhz 50 10000 20 150 160 160 ordering information device package shipping mbr3045st to ? 220 50 units/rail mbr3045stg to ? 220 (pb ? free) 50 units/rail mbrb3045ct ? 1 to ? 262 50 units/rail mbrb3045ct ? 1g to ? 262 (pb ? free) 50 units/rail
mbr3045st, mbrb3045ct ? 1 http://onsemi.com 4 package dimensions to ? 220 case 221a ? 09 issue af notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. 3. dimension z defines a zone where all body and lead irregularities are allowed. style 6: pin 1. anode 2. cathode 3. anode 4. cathode dim min max min max millimeters inches a 0.570 0.620 14.48 15.75 b 0.380 0.405 9.66 10.28 c 0.160 0.190 4.07 4.82 d 0.025 0.035 0.64 0.88 f 0.142 0.161 3.61 4.09 g 0.095 0.105 2.42 2.66 h 0.110 0.155 2.80 3.93 j 0.014 0.025 0.36 0.64 k 0.500 0.562 12.70 14.27 l 0.045 0.060 1.15 1.52 n 0.190 0.210 4.83 5.33 q 0.100 0.120 2.54 3.04 r 0.080 0.110 2.04 2.79 s 0.045 0.055 1.15 1.39 t 0.235 0.255 5.97 6.47 u 0.000 0.050 0.00 1.27 v 0.045 --- 1.15 --- z --- 0.080 --- 2.04 b q h z l v g n a k f 123 4 d seating plane ? t ? c s t u r j
mbr3045st, mbrb3045ct ? 1 http://onsemi.com 5 package dimensions i 2 pak (to ? 262) case 418d ? 01 issue d notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. ? t ? w g k a c e v j h 123 4 seating plane d 3 pl dim min max min max millimeters inches a 0.335 0.380 8.51 9.65 b 0.380 0.406 9.65 10.31 c 0.160 0.185 4.06 4.70 d 0.026 0.035 0.66 0.89 e 0.045 0.055 1.14 1.40 g 0.100 bsc 2.54 bsc h 0.094 0.110 2.39 2.79 j 0.013 0.025 0.33 0.64 s 0.390 ref 9.90 ref v 0.045 0.070 1.14 1.78 w 0.522 0.551 13.25 14.00 ? b ? m b m 0.13 (0.005) t s f f 0.122 ref 3.10 ref k 0.500 0.562 12.70 14.27 on semiconductor and are registered trademarks of semiconductor components industries, llc (scillc). scillc reserves the right to mak e changes without further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for an y particular purpose, nor does scillc assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including wi thout limitation special, consequential or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/or specifications can and do vary in different application s and actual performance may vary over time. all operating parameters, including ?typicals? must be validated for each customer application by customer?s technical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the scillc product could create a sit uation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its of ficers, employees, subsidiaries, af filiates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, direct ly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that scillc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. this literature is subject to all applicable copyright laws and is not for resale in any manner. publication ordering information n. american technical support : 800 ? 282 ? 9855 toll free usa/canada europe, middle east and africa technical support: phone: 421 33 790 2910 japan customer focus center phone: 81 ? 3 ? 5773 ? 3850 mbr3045st/d switchmode is a trademark of semiconductor components industries, llc. literature fulfillment : literature distribution center for on semiconductor p.o. box 5163, denver, colorado 80217 usa phone : 303 ? 675 ? 2175 or 800 ? 344 ? 3860 toll free usa/canada fax : 303 ? 675 ? 2176 or 800 ? 344 ? 3867 toll free usa/canada email : orderlit@onsemi.com on semiconductor website : www.onsemi.com order literature : http://www.onsemi.com/orderlit for additional information, please contact your local sales representative
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