u l tra h igh s p ee d s wi tc hin g applicatio n 1ss18 4 sot ?2 3 max i m u m rat ing s ( t a = 25c ) characteristi c symbo l ratin g uni t maximum (peak) reverse voltag e v r m 8 5 v reverse voltag e v r 8 0 v maximum (peak) forward curren t i f m 300 * ma average f orward curren t i o 100 * ma s u r ge c u rr en t ( 10 ms ) i fs m 2 * a p ow er dissipatio n p 15 0 m w junction temperatur e t j 12 5 c st o r age t e m pe r a t u r e r ang e t st g -55~+12 5 c * : uni t ra t ing . t o t al ra t ing = uni t r ating 0.7 . el ectr i ca l c h aracter i st i c s ( t a = 25c ) characteristi c symbo l t es t circui t t est conditio n mi n t y p . ma x uni t v f (1 ) ? i f = 1m a ? 0 . 6 0 ? forward voltag e v f (2 ) ? i f = 10m a ? 0.7 2 ? v v f (3 ) ? i f = 100m a ? 0.9 0 1.2 0 reverse curren t i r (1 ) ? v r = 30 v ? ? 0 . 1 a i r (2 ) ? v r = 80 v ? ? 0 . 5 t otal capacitanc e c t ? v r = 0, f = 1m h z ? 0 . 9 3 . 0 p f reverse recovery tim e t r r ? i f = 10ma (fig.1 ) ? 1. 6 4. 0 n s device markin g 1ss18 4 = b 3 l o w f or w ar d v oltage : v f (3) = 0.9v (ty p . ) f ast re v erse reco v e r y time : t r r = 1. 6ns ( ty p . ) small total capacitance : c t = 0 . 9p f (ty p . ) featrue s 3 c a thod e anod e 1 2 anod e we declare that the material of product compliance with rohs requirements. willas rohs product for packing code suffix "g" halogen free product for packing code suffix "h"
1ss18 4 f ig . 5 reverse recovery t ime ( t r r ) t e st cir c ui t 0 i n p u t -6 v 50n s 0 . 01 f du t e o u tp u t os c i ll os c op e ( r i n = 50 ) p ul se ge n e r a t o r ( r o u t = 50 ) if= 10m a 0 i r t r r 0 . 1 i r o u tp u t w a vefo r m f ig . 1 fo r w a rd vo l t age v f ( v ) 0 0 . 2 0 . 4 0 . 6 0 . 8 1 . 0 1 . 2 2 5 -2 5 f ig . 2 r eve r se vo l t age v r ( v ) 0 2 0 4 0 6 0 8 0 7 5 5 0 2 5 1 0 1 10 0 n 10 n 1 n t a=10 0 fig.4 fo r w ard curren t i f (m a ) 0 . 1 0 . 3 1 3 1 0 3 0 5 0 5 0 3 0 1 0 5 3 1 0 . 5 t a = 2 5 f ig . 5 f= 1mh z t a=2 5 f ig . 3 r eve r se vo l t age v r ( v ) 0 . 3 1 3 1 0 3 0 10 0 1 . 6 1 . 2 0 . 8 0 . 4 0 electrical characteristic curve s willas
3/ 3 1ss18 4 n o tes : 1 . d ime n sio n i n g a nd t o l e r a nc i n g pe r a n s i y14.5m,198 2 2. controlling dimension: inch . inche s millimeter s d i m m i n ma x m i n ma x a 0.110 2 0.119 7 2.8 0 3.0 4 b 0.047 2 0.055 1 1.2 0 1.4 0 c 0.035 0 0.044 0 0.8 9 1.1 1 d 0.015 0 0.020 0 0.3 7 0.5 0 g 0.070 1 0.080 7 1.7 8 2.0 4 h 0.000 5 0.004 0 0.01 3 0.10 0 j 0.003 4 0.007 0 0.08 5 0.17 7 k 0.014 0 0.028 5 0.3 5 0.6 9 l 0.035 0 0.040 1 0.8 9 1.0 2 s 0.083 0 0.103 9 2.1 0 2.6 4 v 0.017 7 0.023 6 0.4 5 0.6 0 so t - 2 3 d j k l a c b s h g v 1 2 3 mm inches 0.037 0.95 0.037 0.95 0.079 2.0 0.035 0.9 0.031 0.8 willas
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