lead-free features ds30235 rev. 10 - 2 1 of 3 b0520ws www.diodes.com diodes incorporated b0520ws surface mount schottky barrier rectifier single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. maximum ratings @ t a = 25 c unless otherwise specified characteristic symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 20 v rms reverse voltage v r(rms) 14 v average rectified output current i o 0.5 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 2a power dissipation (note 1) p d 235 mw typical thermal resistance junction to ambient (note 1) r ja 426 c/w operating and storage temperature range t j, t stg -55 to +125 c a b c d e g h j very low forward voltage drop guard ring construction for transient protection high conductance lead free/rohs compliant (note 4) case: sod-323 case material: molded plastic. ul flammability classification rating 94v-0 moisture sensitivity: level 1 per j-std-020c leads: solderable per mil-std-202, method 208 lead free plating (matte tin finish annealed over alloy 42 leadframe). please see ordering information, note 4, on page 1 polarity: cathode band marking: sd, see page 2 weight: 0.004 grams (approx.) mechanical data electrical characteristics @ t a = 25 c unless otherwise specified characteristic symbol value unit test conditions minimum reverse breakdown voltage (note 2) v (br)r 20 v i r = 0.5ma maximum forward voltage drop v f 0.310 0.430 v i f = 0.1a i f = 0.5a maximum leakage current (note 2) i r 100 250 a v r = 10v v r = 20v typical total capacitance c t 58 pf f = 1mhz, v r = 0vdc new product note: 1. part mounted on fr-4 pc board with recommended pad layout, which can be found on our website at http://www.diodes .com/datasheets/ap02001.pdf. 2. short duration test pulse used to minimize self-heating effect. 3. for packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. 4. no purposefully added lead. device packaging shipping B0520WS-7-F sod-323 3000/tape and reel ordering information (note 3) sod-323 dim min max a 2.30 2.70 b 1.60 1.80 c 1.20 1.40 d 1.05 typical e 0.25 0.35 g 0.20 0.40 h 0.10 0.15 j 0.05 typical 0 8 all dimensions in mm
ds30235 rev. 10 - 2 2 of 3 b0520ws www.diodes.com new product marking information sd cathode band type cod e 0.001 0.1 0.01 100 1000 10,000 0 v , reverse voltage (v) fig. 3 typical reverse characteristics r 10 20 10 1 t = -65oc a t = 25oc a t = 75oc a t = 100oc a t = 125oc a t = 0oc a 0.1 1 10 0.01 0.001 0 1.0 0.6 0.8 0.4 0.2 i , instantane o us f o rward current (a) f v , instantaneous forward voltage (v) fig. 2 typical forward characteristics f t = 100oc a t = 75oc a t = 25oc a t=0oc a t = 125oc a t = -65oc a 0 0.25 0.50 0 50 100 150 i , average f o rward current (a) f(av) t , terminal temperature ( c) fig. 1 forward current derating curve t 0.75 1.0 25 75 125 0 7 0 50 60 40 30 20 10 0 10 15 5 20 c , total capacitance (pf) t v , reverse voltage (v) r fi g .4t y p. total capacitance vs reverse volta g e f = 1mhz
ds30235 rev. 10 - 2 3 of 3 b0520ws www.diodes.com important notice life support www.diodes.com diodes, inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhance- ments, improvements, or other changes. diodes, inc. does not assume any liability arising out of the application or use of any product described herei n; neither does it convey any license under its patent rights, nor the rights of others. the user of products in such applications shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on our website, harmless against all damages. the products located on our website at are not recommended for use in life support systems where a failure or malfunction of the component may directly threaten life or cause injury without the expressed written approval of diodes incorporated. new product
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