schottky barrier diode lrb49 1 dlt1g,s-lrb491dlt1g z a pplic a t ions z f eatu r es 1) small mold ty pe. (s o t-23) z c o n s t r u c t i o n silicon epit a xial planar z a b so lu te maximu m ratin g s (t a = 25 c) z electrical ch aracteristics (t a = 25 c) leshan radio company, ltd. lrb491dlt1g 1 3 2 sot? 23 device marking shipping 3000/tape&reel 10000/tape&reel lrb491dlt1g lrb491dlt3g z device marking and ordering information z d2e d2e we declare that the material of product compliance with rohs requirements.
1) low-power rectification 2) for switching power supply 2) ultra low v f . (v f =0.40v typ. at 1a) 3) i f =1.0a guaranteed despite the size. parameter symbol v rm limits 25 unit v peak reverse voltage v r 20 v dc reverse voltage i f 1.0 a dc forward current i fsm 3a peak forward surge current ? tj 125 ?c junction temperature tstg ? 40 + 125 ?c storage temperature ? 60hz for 1 parameter forward voltage reverse current symbol min. typ. max. unit conditions v f i r ? ? ? ? 0.45 200 v a i f =1.0a v r =20v note) esd sensitive product handling required. rev.a 1/3 total power dissipation@ta=25 p d 225 mw c derate above 25? 1.8 mw/? thermal resistance, junction to ambient rja 556 c/w s-lrb491dlt1g s- prefix for automotive and other applications requiring unique site and control change requirements; aec-q101 qualified and ppap capable. z
electrical ch aracteristic cu rv es (t a = 25 c) leshan radio company, ltd. lrb491dlt1g,s-lrb491dlt1g rev.a 2/3 0.1 1 10 100 1000 0 0.1 0.2 0.3 0.4 0.5 0.6 0.01 0.1 1 10 100 0 5 10 15 20 25 30 35 0 20 40 60 80 100 120 0 1 02 03 04 0 f=1mhz forward current:if(ma) forward voltage:vf(v) reverse voltage:vr(v) reverse current :ir(ma) terminal capacitance : ct (pf) reverse voltage:vr(v) fig.1 forward characteristics fig.2 reverse characteristics fig.3 vr-ct characteristics -55 25 75 100 125 0.001 -55 25 75 100 125 0.0001
leshan radio company, ltd. d j k l a c b s h g v 12 mm inches 0.037 0.95 0.037 0.95 0.079 2.0 0.035 0.9 notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. inches millimeters dim min max min max a 0.1102 0.1197 2.80 3.04 b 0.0472 0.0551 1.20 1.40 c 0.0350 0.0440 0.89 1.11 d 0.0150 0.0200 0.37 0.50 g 0.0701 0.0807 1.78 2.04 h 0.0005 0.0040 0.013 0.100 j 0.0034 0.0070 0.085 0.177 k 0.0140 0.0285 0.35 0.69 l 0.0350 0.0401 0.89 1.02 s 0.0830 0.1039 2.10 2.64 v 0.0177 0.0236 0.45 0.60 0.031 0.8 sot-23 3 pin 1. anode 2. no connection 3. cathode rev.a 3/3 lrb491dlt1g,s-lrb491dlt1g
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