features l low reverse recovery time l low reverse capacitance l low forward voltage drop l guard ring construction for transient protection mechanic al data l case: minimelf, glass l terminals: solderable per mil - std - 202, method 208 l polarity: indicated by cathode band l weight: 0.05 grams ( approx.) maximum ratings @ 25 o c unless otherwise specified characteristic symbol llsd103a LLSD103B llsd103c peak repetitive reverse voltage v rrm working peak reverse voltage v rwm 40v 30v 20v dc blocking voltage v r rms reverse voltage v r(rms) 28v 21v 14v forward continuous current(note1) i fm maximum single cycle surge 60hz sine wave i fsm power dissipation(note 1) p d thermal resistance(note 1) r operation/storage temp. range tj, t stg -55 to 150 o c 15a 350ma 400mw 250k/w electrical characteristics @ 2 5 o c unless otherwise specified charateristic symbol min typ max test cond. peak llsd103a v r =30v reverse LLSD103B i rm ----- ----- 5.0ua v r =20v current llsd103c v r =10v maximum forward v fm ----- ----- 0.37v i f =20ma voltage drop 0.60v i f =200ma junction capacitance cj ----- 50 pf v r =0v, f=1.0mhz reverse recovery time t rr ----- 10 ns i f =i r =50ma to 200ma, recover to 0.1 i r note : 1. valid provided that electrodes are kept at ambient temperature llsd103a thru llsd103c schottky barrier switching diode dimension inches mm dim min max min max note a .1 34 . 14 2 3. 40 3. 6 0 b . 00 8 .0 16 0. 20 0. 40 c .0 55 . 05 9 1 .40 1 . 50 a b c cathode mark 0.0 30 ? 0. 10 5 0.0 7 5? suggested solder pad layout ww w . cn ele c tr .com minimelf shanghai lunsure electronic technology co.,ltd technology co.,ltd fax:0086-21-57152769
llsd103a thru llsd103c 1.0 10 100 1000 0.10 0.01 0 0.5 1.0 i, f o r w ard current (ma) f v , forward voltage (v) fig. 1 typical forward characteristics f 0 1 2 3 4 5 0 0.5 1.0 1.5 i , for w ard current (a) f v , forward voltage (v) fi g .2 t y pical hi g h current fwd characteristics f t = 300 s duty cycle = 2% p 0 10 20 30 40 5 0 0 100 200 v , reverse vol t age (v) r t , ambient temperature ( c) fi g . 3 blockin g volta g e deratin g curves a 100ma 200ma i = 400ma f ww w . cnelectr .com
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