case: sod-123, molded plastic case material: ul flammability rating classification 94v-0 polarity: cathode band type code: bav19w: a8 or t2 or t3 bav20w: t2 or t3 BAV21W: t3 weight: 0.01 grams (approx.) characteristic symbol bav19w bav20w BAV21W unit non-repetitive peak reverse voltage v rm 120 200 250 v peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 100 150 200 v rms reverse voltage v r(rms) 71 106 141 v forward continuous current i fm 400 ma average rectified output current i o 200 ma non-repetitive peak forward surge current @ t = 1.0ms @ t = 1.0s i fsm 2.5 0.5 a repetitive peak forward surge current i frm 625 ma power dissipation (note 2) p d 250 mw thermal resistance junction to ambient air (note 2) r ja 500 c/w operating and storage temperature range t j ,t stg -65 to +150 c maximum ratings characteristic symbol min max unit test condition reverse breakdown voltage (note 1) bav19w bav20w BAV21W v (br)r 120 200 250 v i r = 100 a forward voltage (note 1) v fm 1.0 1.25 v i f = 100ma i f = 200ma peak reverse current @ rated dc blocking voltage (note 1) i rm 100 15 na a t j = 25c t j = 100c 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 fast switching speed surface mount package ideally suited for automatic insertion for general purpose switching applications notes: 1. short duration pulse test used to minimize self-heating effect. maximum ratings and electrical characteristics rating at 25 o c ambient temperature unle ss otherwise specified. features mechanical data sod-123 dimensions in inches and (millimeters) bav19w-BAV21W s urface mount fast switching diode 0.053(1.35) max. 0.006(0.15) typ. min. 0.010(0.25) min. 0.004(0.10) max. 0.067(1.70) 0.055(1.40) 0.022(0.55) typ. min. 0.152(3.85) 0.140(3.55) 0.112(2.85) 0.100(2.55) http://www.luguang.cn mail:lge@luguang.cn
50 100 150 200 0 0 p , power dissip ation (mw) d t , ambient temperature (oc) fi g . 1 power deratin g curve a 300 250 25 50 75 100 125 150 10 1.0 100 1000 0.1 0.01 01 2 i , instantane o us f o r ward current (ma) f v , instantaneous forward voltage (v) fig. 2 typical forward characteristics f t = 25 c j 1 10 100 0.1 0.01 0 100 200 i , leakage current ( a) r t , junction temperature ( c) fig. 3 leakage current vs junction temperature j bav1 9 w -BAV21W s urface mount fast switching diode http://www.luguang.cn mail:lge@luguang.cn
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