SX5817 thru sx5819 20v -40v 1.0a surface mount schottky barrier rectifiers mechanical data web site: www.taychipst.com 1 of 2 features e-mail: sales@taychipst.com maximum ratings and electrical characteristics sod-123fl m e t al - s e m i c ondu c t or jun c t ion w i t h gua r d r ing epitaxial construction low forward voltage drop,low switching losses high surge capability for use in low voltage,high frequency inverters free wheeling,and polarity protection applications the plastic material carries u/l recognition 94v-0 ! ! ! ! ! ! ! c a s e : j e d e c sod-123fl , m olded p l a s t ic t e r m inal s : s olde r able per m i l- s t d - 202 , m et hod 208 polarity: color band denotes cathode w eigh t : 0 . 0 008 oun c e s , 0 . 22 g r a m s mounting position: any ratings at 25 a m bient t e m pe r a t u r e unle s s o t he r w i s e s pe c i f ied. single phase,half wave,60 hz,resistive or inductive load. for capacitive load,derate by 20%. units m a x i m u m r e c u rr e n t pe a k r e v e r se v o l t a g e v rrm v ma x imu m rms v o lt a g e v rms v maximum dc blocking voltage v dc v maximum average f orw ard rectif ied current 9.5mm lead length, @t a =75 peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @t j =70 maximum reverse current @t a =25 at rated dc blocking voltage @t a =100 typical junction capacitance (note2) c j pf typical thermal resistance (note3) r ja <d operating junction temperature range t j storage temperature range t stg a i f(av) sx 5817 3.thermal resistance junction to ambient ma i r i fsm note: 1. pulse test : 300 s pulse width,1% duty cy cle. 2. measured at 1.0mh z and applied rev erse v oltage of 4.0v dc. a 50 - 55 ---- + 125 - 55 ---- + 150 110 1.0 10.0 1.0 40 maximum instantaneous f orw ard voltage @ 1.0a z (note 1) @ 3.0a v f 14 20 v sx 5818 sx 5819 40 28 30 21 30 25.0 20 0.90 0.60 0.45 0.75 0.55 0.875 device marking code s2 s3 s4
ratings and characteristic curves SX5817 thru sx5819 e-mail: sales@taychipst.com web site: www.taychipst.com 2 of 2 SX5817 thru sx5819 20v -40v 1.0a surface mount schottky barrier rectifiers amperes amperes capacitance, pf amperes instantaneous forward current lead temperature, number of cycles at 60hz instantaneous forward voltage, volts fig.1 -- forward derating curve fig.2 -- peak forward surge current average forward rectified current fig.3 -- typical instantaneous forward x - characteristics peak forward surge current reverse voltage,volts fig.4 -- typical junction capacitance t j =25 ?? f=1.0mhz vsig=50mvp-p 10 100 400 0 . 1 1 10 100 0 25 11 01 0 0 25 30 20 10 5 t j =t j max 8.3ms single half sine-wave 0 . 5 1 . 0 0 25 50 75 100 125 150 0 0 . 7 5 0 . 2 5 resistive or inductive load 0.375"(9.5mm)lead length .1 .3 .5 .7 .9 1 .1 1 .3 1 .5 1 .7 1 .9 2 .1 .1 1 10 20 sx 5 8 17 sx 5 8 19 sx 5 8 18 t j =25 pulse width=300 s 1% duty cycle
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