ds30119 rev. 8 - 2 1 of 2 bav19ws - bav21ws www.diodes.com diodes incorporated bav19ws - bav21ws surface mount fast switching diode case: sod-323, molded plastic case material - ul flammability rating classification 94v-0 moisture sensitivity: level 1 per j-std-020a terminals: solderable per mil-std-202, method 208 also available in lead free plating (matte tin finish). please see ordering information, note 4, on page 2 terminal connections: cathode band, see page 2 bav19ws marking: a8 or t2 or t3 BAV20WS marking: t2 or t3 bav21ws marking: t3 weight: 0.004 grams (approx.) mechanical data characteristic symbol bav19ws BAV20WS bav21ws unit repetitive peak reverse voltage v rrm 120 200 250 v working peak reverse voltage dc blocking voltage v rwm v r 100 150 200 v rms reverse voltage v r(rms) 71 106 141 v forward continuous current (note 1) i fm 400 ma average rectified output current (note 1) i o 200 ma non-repetitive peak forward surge current @ t = 1.0 s @ t = 1.0s i fsm 2.5 0.5 a repetitive peak forward surge current i frm 625 ma power dissipation p d 200 mw thermal resistance junction to ambient air (note 1) r ja 625 c/w operating and storage temperature range t j ,t stg -65 to +150 c maximum ratings @ t a = 25 c unless otherwise specified note: 1. part mounted on fr-4 pc board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 2. short duration pulse test used to minimize self-heating effect. characteristic symbol min max unit test condition reverse breakdown voltage (note 2) bav19ws BAV20WS bav21ws v (br)r 120 200 250 v i r = 100 a forward voltage (note 2) v fm 1.0 1.25 v i f = 100ma i f = 200ma peak reverse current @ rated dc blocking voltage (note 2) i rm 100 15 na a t j = 25 c t j = 100 c total capacitance c t 5.0 pf v r = 0, f = 1.0mhz reverse recovery time t rr 50 ns i f = i r = 30ma, i rr = 0.1 x i r ,r l = 100 electrical characteristics @ t a = 25 c unless otherwise specified fast switching speed surface mount package ideally suited for automatic insertion for general purpose switching applications high conductance also available in lead free version a b c d e g h j sod-323 dim min max a 2.30 2.70 b 1.60 1.80 c 1.20 1.40 d 1.05 typical e 0.25 0.35 g 0.20 0.40 h 0.10 0.15 j 0.05 typical 0 8 all dimensions in mm features
notes: 3. for packaging details, go to our website at: http://www.diodes.com/datasheets/ap02007.pdf. 4. for lead free version (with lead free terminal finish) part number, please add "-f" suffix to the part numb er above. example: bav21ws-7-f. ds30119 rev. 8 - 2 2 of 2 bav19ws - bav21ws www.diodes.com 0.001 0.01 0.1 1 0 0.4 0.2 0. 6 i , instantane o us f o rward current (a) f v , instantaneous forward voltage (v) f fig. 1 typical forward characteristics 0.8 1.2 1.0 1. 4 t = 0oc a t = 150oc a t = -40oc a t = 25oc a t = 75oc a t = 125oc a 0.0001 0.01 0.001 0.1 1 10 100 0 50 100 200 150 250 v , instantaneous reverse voltage (v) r fig. 2 typical reverse characteristics t = -40oc a t = 25oc a t = 75oc a t = 125oc a t = 150oc a t = 0oc a 0.0 0.5 1.0 1.5 3.5 3.0 2.5 2.0 4. 0 0 10 20 40 30 c , total capacitance (pf) t v , reverse voltage (v) r fi g .3 t y pical capacitance vs. reverse volta g e f = 1.0mhz xx = product type marking code (see page 1) xx marking information device packaging shipping bav19ws-7 sod-323 3000/tape & reel BAV20WS-7 sod-323 3000/tape & reel bav21ws-7 sod-323 3000/tape & reel ordering information (note 3) 0 100 200 250 200 150 50 100 0 t , ambient temperature ( c) a fig. 4 power derating curve, total package p,p o wer dissipati o n (mw) d
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