? semiconductor components industries, llc, 2000 october, 2000 rev. 3 1 publication order number: mr2835s/d mr2835s overvoltage transient suppressor ...designed for applications requiring a diode with reverse avalanche characteristics for use as reverse power transient suppressor. developed to suppress transients in the automotive system, this device operates in reverse mode as power zener diode and will protect expensive modules such as ignition, injection and autoblocking systems from overvoltage conditions. ? high power capability ? economical mechanical characteristics ? finish: all external surfaces are corrosion resistant ? polarity: cathode to terminal ? weight: 1.78 grams (approximately) ? maximum temperature for soldering purposes: 260 c for 10 s using a belt furnace ? marking: mr2835s maximum ratings rating symbol value unit dc blocking voltage v r 23 volts peak repetitive reverse surge current (time constant = 10 ms, t c = 25 c) i rsm 62 amps nonrepetitive peak surge current (halfwave, single phase, 50 hz) i fsm 400 amps storage temperature range t stg 40 to +150 c operating junction temperature range t j 40 to +150 c device package shipping ordering information mr2835s top can case 460 http://onsemi.com top can 500/tape & reel ## = lot number mr2835s = specific device code yy = year ww = work week marking diagram ## mr2835s yyww cathode
mr2835s http://onsemi.com 2 thermal characteristics characteristic symbol value unit thermal resistance, junction to case r q jc 1.0 c/w electrical characteristics (t c = 25 c unless otherwise noted) characteristic symbol min max unit instantaneous forward voltage (i f = 100 a) (note 1.) v f 1.1 volts reverse current (v r = 20 v) (note 1.) i r 5.0 m a breakdown voltage (i z = 100 ma) (note 1.) v (br) 24 32 volts breakdown voltage (i z = 80 a, t c = 85 c, pw = 80 s) v (br) 40 volts breakdown voltage temperature coefficient v (br)tc 0.09 %/ c forward voltage temperature coefficient (i f = 10 ma) v ftc 2.0* mv/ c 1. pulse test: pulse width < 300 m s, duty cycle < 2%. *typical figure 1. load dump test circuit di/dt limitation 100 h mr2835s 2.0 ohms 50 mf 0 - 150 v mechanical stress tension compression torsion shear mounting and handling compression : tension: torsion: shear: the mechanical stress limits for the top can diode are as follows: 33.7 lbs 33.7 lbs 6.3 inch lbs 56.2 lbs 150 newtons 150 newtons 0.7 newton meters 250 newtons
mr2835s http://onsemi.com 3 figure 2. load dump pulse current figure 3. maximum peak reverse current figure 4. maximum reverse energie figure 5. typical reverse current figure 6. typical forward voltage figure 7. maximum peak reverse power 0.4 0 time (second) 100 60 80 40 time constant (ms) 100 1000 1.0 10 100 1000 1.0 time constant (ms) 1000 100 10 1.0 v r , reverse voltage (v) 0 100 10 1.0 0.1 0.01 0.001 600 800 500 v f , instantaneous forward voltage (mv) 1000 100 10 1.0 time constant (ms) 10 10,000 100 700 % i w i r , reverse current ( a) 20 0 0.1 0.2 0.3 0.5 10 100 1000 10 10 20 30 , instantaneous forward current (a) i f 900 1100 1000 1.0 100 p t (37%) = time constant t (50%) = 0.7 t (37%) t (10%) = 2.3 t (37%) , peak reverse current (a) rsm , peak reverse energie (j) rsm t c = 25 c 1000 1000 , peak reverse power (w) rsm t c = 25 c t j = 25 c t j = 100 c t j = 150 c t j = 25 c t j = 100 c t j = 150 c t c = 25 c di/dt < 1.0 amp/ s t (50%) t (37%) t (10%)
mr2835s http://onsemi.com 4 figure 8. reverse power derating figure 9. typical reverse capacitance v r (v) 10 100 0.1 1.0 c 1.0 10 case temperature ( c) 50 125 2800 1000 800 400 200 25 75 100 600 peak reverse power (w) 1200 1400 1600 1800 2000 2200 2400 2600 150 (nf) t t j = 25 c time constant = 10 ms time constant = 100 ms ????????? ????????? ????????? ????????? ????????? ????????? ????????? ????????? ????????? dim mm t 24 a 330 n 100 w1 24.4 w2 28.5 w3 25 cardboard carrier bar code tape cover tape 4 16 t label bar code label (stuck on the opposite side of the carrier holes) a w1 lokreel n w3 w2 dimensions: millimeter figure 10. reel packing of mr2835s top can reel of 500 units ## mr2835s yyww ## mr2835s yyww ## mr2835s yyww
mr2835s http://onsemi.com 5 package dimensions k c h f l bd s a dim min max min max inches millimeters a 9.1 9.5 0.358 0.374 b 9.5 9.9 0.374 0.390 c 5.2 5.6 0.205 0.220 d 6.4 6.8 0.252 0.268 f 3.4 3.8 0.134 0.149 h 2.0 2.4 0.079 0.095 k 11.3 11.7 0.445 0.460 l 1.7 2.1 0.067 0.083 s 6.5 6.9 0.256 0.272 notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: millimeter. top can case 46002 issue a
mr2835s http://onsemi.com 6 footprint 0.161 4.10 0.244 6.20 0.071 1.80 0.134 3.40 0.157 4.00 dimensions : inches mm tolerances 0.1 0.004 minimum circuit board footprint for topcan diode in case 460-02
mr2835s http://onsemi.com 7 notes
mr2835s http://onsemi.com 8 on semiconductor and are trademarks of semiconductor components industries, llc (scillc). scillc reserves the right to make changes without further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any 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 without limitation special, consequential or incidental damages. atypicalo parameters which may be provided in scill c data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. all operating parameters, including atypicalso 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 officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthori zed 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. publication ordering information central/south america: spanish phone : 3033087143 (monfri 8:00am to 5:00pm mst) email : onlitspanish@hibbertco.com tollfree from mexico: dial 018002882872 for access then dial 8662979322 asia/pacific : ldc for on semiconductor asia support phone : 3036752121 (tuefri 9:00am to 1:00pm, hong kong time) toll free from hong kong & singapore: 00180044223781 email : onlitasia@hibbertco.com japan : on semiconductor, japan customer focus center 4321 nishigotanda, shinagawaku, tokyo, japan 1410031 phone : 81357402700 email : r14525@onsemi.com on semiconductor website : http://onsemi.com for additional information, please contact your local sales representative. mr2835s/d north america literature fulfillment : literature distribution center for on semiconductor p.o. box 5163, denver, colorado 80217 usa phone : 3036752175 or 8003443860 toll free usa/canada fax : 3036752176 or 8003443867 toll free usa/canada email : onlit@hibbertco.com fax response line: 3036752167 or 8003443810 toll free usa/canada n. american technical support : 8002829855 toll free usa/canada europe: ldc for on semiconductor european support german phone : (+1) 3033087140 (monfri 2:30pm to 7:00pm cet) email : onlitgerman@hibbertco.com french phone : (+1) 3033087141 (monfri 2:00pm to 7:00pm cet) email : onlitfrench@hibbertco.com english phone : (+1) 3033087142 (monfri 12:00pm to 5:00pm gmt) email : onlit@hibbertco.com european tollfree access*: 0080044223781 *available from germany, france, italy, uk, ireland
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