lead-free ds30051 rev. 12 - 2 1 of 3 b0520lw www.diodes.com diodes incorporated b0520lw 0.5a 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 @ t l = 90 c 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 5.5 a power dissipation (note 1) p d 410 mw typical thermal resistance junction to ambient (note 1) r ja 244 c/w operating and storage temperature range t j, t stg -65 to +125 c voltage rate of change (note 3) dv/dt 1000 v/ s a b c d e g h j low forward voltage drop guard ring construction for transient protection high conductance lead free/rohs compliant (note 4) qualified to aec-q101 standards for high reliability case: sod-123 case material: molded plastic. ul flammability classification rating 94v-0 moisture sensitivity: level 1 per j-std-020c polarity: cathode band leads: solderable per mil-std-202, method 208 lead free plating (matte tin finish annealed over alloy 42 leadframe). marking: date code & type code, see page 2 type code marking: sd ordering information, see page 2 weight: 0.01 grams (approximate) mechanical data characteristic symbol value unit test conditions minimum reverse breakdown voltage (note 2) v (br)r 20 v i r = 250 a maximum forward voltage drop (note 2) v fm 0.300 0.385 0.220 0.330 v i f = 0.1a, t j = 25 c i f = 0.5a, t j = 25 c i f = 0.1a, t j = 100 c i f = 0.5a, t j = 100 c maximum leakage current (note 2) i rm 75 250 a v r = 10v, t j = 25 c v r = 20v, t j = 25 c 5.0 8.0 ma v r = 10v, t j = 100 c v r = 20v, t j = 100 c typical total capacitance c t 170 pf f = 1mhz, v r = 0v dc electrical characteristics @ t a = 25 c unless otherwise specified sod-123 dim min max a 3.55 3.85 b 2.55 2.85 c 1.40 1.70 d ? 1.35 e 0.45 0.65 0.55 typical g 0.25 ? h 0.11 typical j ? 0.10 0 8 all dimensions in mm notes: 1. device mounted on fr-4 pc board, 2"x2", 2 oz. copper, single sided, cathode pad dimensions 0.75"x1.0", anode pad dimensions 0.25"x1.0". 2. pulse test: pulse width = 300 s, duty cycle 2%. 3. dv/dt measured at rated v r . 4. no purposefully added lead. features
ds30051 rev. 12 - 2 2 of 3 b0520lw www.diodes.com 0.01 0.1 1.0 10 0.2 0 0.4 0.6 0.8 1.0 i , instantaneous fwd current (a) f v , instantaneous forward voltage (v) fi g .3 t y pical forward characteristics f ordering information device packaging shipping B0520LW-7-F sod-123 3000/tape & reel notes: 5. for packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. marking information xx ym xx = product type marking code (see sheet 1) ym = date code marking y = year (ex: n = 2002) m = month (ex: 9 = september) (note 5) date code key month jan feb march apr may jun jul aug sep oct nov dec code 1234567 89 o nd 0 200 300 5 00 025 50 75 100 125 150 p , power dissipation (mw) d t , ambient temperature ( c) fi g . 1 power deratin g curve a 400 100 0 0.25 0.50 0 50 100 150 i , average rectified current (a) o t , lead temperature ( c) fi g . 2 forward current deratin g curve l 0.75 1 . 0 25 75 125 c , total capacitance (pf) t v , reverse voltage (v) r fi g .4 t y p. total capacitance vs reverse volta g e 1000 1.0 10 100 0 5 10 15 20 f=1mhz year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 code jklmnpr st u vw
ds30051 rev. 12 - 2 3 of 3 b0520lw 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.
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