BD3520 & bd3524 1 of 2 ? 2006 won-top electronics pb BD3520 & bd3524 35a avalanche bosch type press-fit diode features ! diffused junction ! low leakage ! low cost anode + ! high surge current capability ! typical i r less than 200na c mechanical data d e ! case: 13mm bosch type press-fit ! terminals: contact areas readily solderable b ! polarity: cathode to case (reverse units are available upon request and are designated by a ?r? suffix, i.e. BD3520r or bd3524r) a ! polarity: red color equals standard, black color equals reverse polarity ! mounting position: any ! lead free: for rohs / lead free version, add ?-lf? suffix to part number, see page 2 maximum ratings and electrical characteristics @t a =25c unless otherwise specified single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. characteristic symbol BD3520 bd3524 unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 16 20 v average rectified output current @t c = 150c i o 35 a breakdown voltage min. @i r = 100ma breakdown voltage max. @i r = 100ma v br 20 26 24 32 v non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 400 a forward voltage @i f = 35a v fm 1.0 v peak reverse current at rated dc blocking voltage @t a = 25c i rm 200 na typical junction capacitance (note 1) c j 300 pf typical thermal resistance (note 2) r jc 1.2 c/w operating and storage temperature range t j , t stg -65 to +175 c note: 1. measured at 1.0 mhz and applied reverse voltage of 4.0v d.c. 2. thermal resistance: junction to case, single side cooled. wte power semiconductors 13mm bosch dim min max a 12.80 13.20 b 10.00 ? c 1.25 1.31 d 33.00 ? e 9.90 10.10 all dimensions in mm
BD3520 & bd3524 2 of 2 ? 2006 won-top electronics ordering information product no. package type shipping quantity BD3520 13mm bosch press-fit 100 units/box bd3524 13mm bosch press-fit 100 units/box 1. shipping quantity given is for minimum packing quantity only. for minimum order quantity, please consult the sales department. 2. to order lead free version (with lead free finish), add ?-lf? suffix to part number above. for example, BD3520-lf. won-top electronics co., ltd (wte) has checked all information carefully and believes it to be correct and accurate. however, w te cannot assume any responsibility for inaccuracies. furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to manufacturer. wte reserves the right to change any or all information herein without further notice. warning : do not use in life support equipment. wte power semiconductor products are not authorized for use as critical components in l ife support devices or systems without the express written approval. we power your everyday. won-top electronics co., ltd. no. 44 yu kang north 3rd road, chine chen dist., kaohsiung, taiwan phone: 886-7-822-5408 or 886-7-822-5410 fax: 886-7-822-5417 email: sales@wontop.com internet: http://www.wontop.com
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