? semiconductor components industries, llc, 2008 june, 2008 ? rev. 5 1 publication order number: MURH840CT/d MURH840CT megahertz ? power rectifier features and benefits ? low forward voltage ? low power loss/high efficiency ? high surge capacity ? 175 c operating junction temperature ? 8 a total (4 a per diode leg) ? pb ? free package is available applications ? power supply ? output rectification ? power management ? instrumentation mechanical characteristics ? case: epoxy, molded ? epoxy meets ul 94 v ? 0 @ 0.125 in ? weight: 1.9 grams (approximately) ? finish: all external surfaces corrosion resistant and terminal leads are readily solderable ? lead temperature for soldering purposes: 260 c max. for 10 seconds ? esd rating: human body model 3b machine model c device package shipping ordering information MURH840CT to ? 220 http://onsemi.com to ? 220ab case 221a plastic 50 units/rail 3 4 1 ultrafast rectifier 8.0 amperes, 400 volts t rr = 28 ns 1 3 2, 4 2 marking diagram a = assembly location y = year ww = work week uh840 = device code g = pb ? free package aka = diode polarity MURH840CTg to ? 220 (pb ? free) 50 units/rail ayww uh840g aka
MURH840CT http://onsemi.com 2 maximum ratings rating symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 400 v average rectified forward current (t c = 155 c) per leg total device i f(av) 4.0 8.0 a peak repetitive forward current per diode leg (square wave, 20 khz, t c = 149 c) i fm 8.0 a non ? repetitive peak surge current (surge applied at rated load conditions halfwave, single phase, 60 hz) i fsm 100 a controlled avalanche energy w aval 20 mj operating junction and storage temperature range t j , t stg ? 65 to +175 c stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above t he recommended operating conditions is not implied. extended exposure to stresses above the recommended operating conditions may af fect device reliability. thermal characteristics characteristic conditions symbol max unit maximum thermal resistance, junction ? to ? case min. pad r jc 3.0 c/w maximum thermal resistance, junction ? to ? ambient min. pad r ja 60 electrical characteristics characteristic symbol min typical max unit maximum instantaneous forward voltage (note 1) (i f = 4.0 a, t j = 150 c) (i f = 4.0 a, t j = 25 c) v f ? ? 1.12 1.45 1.9 2.2 v maximum instantaneous reverse current (note 1) (rated dc voltage, t j = 150 c) (rated dc voltage, t j = 25 c) i r ? ? 300 4.0 500 10 a maximum reverse recovery time (i f = 1.0 a, di/dt = 50 a/ s) t rr ? ? 28 ns 1. pulse test: pulse width = 300 s, duty cycle 2.0%. figure 1. typical forward voltage figure 2. maximum forward voltage 0.4 0.8 1.2 1.6 2.0 v f , instantaneous forward voltage (v) 2.4 2.8 3.2 100 10 1.0 0.1 i f , instantaneous forward current (a) 175 c 150 c 100 c 25 c 0.6 1.0 1.4 1.8 2.2 v f , instantaneous forward voltage (v) 2.6 3.0 5.0 100 10 1.0 0.1 i f , instantaneous forward current (a) 175 c 150 c 100 c 25 c 3.4 3.8 4.2 4.6
MURH840CT http://onsemi.com 3 dc dc v r , reverse voltage (volts) i r , reverse current (a) 0.1 0 1000 0.2 0.5 1 5 10 20 50 100 200 500 50 100 150 200 250 300 350 400 i f(av) , average forward current (amps) t a , ambient temperature ( c) 0 75 2.0 4.0 6.0 8.0 1.0 100 125 175 t j = 150 c 100 c 25 c square wave 2 50 25 0 3.0 5.0 figure 3. typical reverse current, per leg figure 4. forward current derating, ambient, per leg figure 5. current derating, case, per leg c, capacitance (pf) v r , reverse voltage (volts) 0.01 1000 100 10 1 0.1 1 10 100 figure 6. typical capacitance, per leg t c , case temperature ( c) 0 2.0 4.0 6.0 8.0 120 130 140 150 160 170 180 dc square wave 7.0 150 square wave r ja = 16 c/w r ja = 60 c/w, no heatsink i f(av) , average forward current (a) figure 7. power dissipation, per leg p f(av) , average power dissipation (watts) i f(av) , average forward current (amps) 0 60 52 48 36 32 20 16 12 8.0 4.0 0 2.0 4.0 8.0 6.0 10 12 14 16 square wave dc t j = 175 c 24 28 40 44 56
MURH840CT 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 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, affiliates, 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 MURH840CT/d 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 loca l sales representative megahertz is a trademark of semiconductor components industries, llc.
|
