dfls240 document number: ds30519 rev. 4 - 2 1 of 3 www.diodes.com november 2008 ? diodes incorporated dfls240 powerdi is a registered trademark of diodes incorporated. 2.0a surface mount schottky barrier rectifier powerdi ? 123 features ? guard ring die constructi on for transient protection ? high current capability ? low leakage current ? patented interlocking clip design for high surge current capacity ? lead free finish, rohs compliant (note 4) ? "green" molding compound (no br, sb) ? qualified to aec-q101 standards for high reliability mechanical data ? case: powerdi ? 123 ? case material: molded plastic, "green" molding compound ul flammability classification rating 94v-0 ? moisture sensitivity: level 1 per j-std-020d ? terminal connections: cathode band ? terminals: finish ? matte tin annealed over copper leadframe. solderable per mil-std-202, method 208 ? marking information: see page 2 ? ordering information: see page 2 ? weight: 0.01 grams (approximate) maximum ratings @t a = 25c unless otherwise specified single phase, half wave, 60hz, re sistive or inductive load. for capacitance load, derate current by 20%. characteristic symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 40 v rms reverse voltage v r ( rms ) 28 v average forward current i f ( av ) 2.0 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load i fsm 40 a thermal characteristics characteristic symbol typ max unit thermal resistance, junction to ambient air (note 1) r ja 73 ? c/w thermal resistance, junction to soldering point (note 2) r js ? 13 c/w operating temperature range t j -65 to +125 c storage temperature range t stg -65 to +150 c electrical characteristics @t a = 25c unless otherwise specified characteristic symbol min typ max unit test condition reverse breakdown voltage (note 3) v ( br ) r 40 ? ? v i r = 20 a forward voltage v f ? ? 0.52 0.65 0.58 0.7 v i f = 1.0a i f = 2.0a leakage current (note 3) i r ? ? ? ? 20 6.0 a ma v r = 40v, t a = 25 c v r = 40v, t a = 100 c total capacitance c t ? 28 ? pf v r = 10v, f = 1.0mhz notes: 1. part mounted on polymide board with 2 oz., copper, 74mm 2 pad layout. t a = 25c 2. theoretical r js calculated from the top center of the die straig ht down to the pcb/cathode tab solder junction. 3. short duration pulse test used to minimize self-heating effect. 4. eu directive 2002/95/ec (rohs). all applicable rohs exemptions applied, see eu directive 2002/95/ec annex notes. top view
dfls240 document number: ds30519 rev. 4 - 2 2 of 3 www.diodes.com november 2008 ? diodes incorporated dfls240 powerdi is a registered trademark of diodes incorporated. 0.001 0.01 10 1 0.1 0.20.0 0.4 0.6 0.8 1.0 1.41.2 1.6 i, i n s t a n t a n e o u s f o r wa r d c u r r e n t (a) f v , instantaneous forward voltage (v) fig. 1 typical forward characteristics f 0.0001 0.001 10 10,000 10 51 5 20 30 40 v , instantaneous reverse voltage (v) fig. 2 typical reverse characteristics r 25 35 0.01 0.1 1.0 100 1,000 c , t o t al c a p a c i t a n c e ( p f ) t v , dc reverse voltage (v) fig. 3 total capacitance vs. reverse voltage r 1,000 1.0 10 100 0 5 10 15 20 0 0.5 1.0 0255075100125 i ave r a g e f o r wa r d c u r r e n t (a) f(av), t , ambient temperature (oc) fig. 4 forward current derating curve a 1.5 2.0 2.5 ordering information (note 5) part number case packaging DFLS240-7 powerdi ? 123 3000/tape & reel notes: 5. for packaging details, go to our w ebsite at http://www.diodes .com/datasheets/ap02007.pdf. marking information date code key year 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 code p r s t u v w x y z month jan feb mar apr may jun jul aug sep oct nov dec code 1 2 3 4 5 6 7 8 9 o n d f04a = product type marking code ym = date code marking y = year (ex: r = 2004) m = month (ex: 9 = september) f04a ym
dfls240 document number: ds30519 rev. 4 - 2 3 of 3 www.diodes.com november 2008 ? diodes incorporated dfls240 powerdi is a registered trademark of diodes incorporated. package outline dimensions suggested pad layout important notice diodes incorporated and its subsidiaries rese rve the right to make modifications, enhanc ements, improvements, corrections or ot her changes without further notice to any product herein. diodes incorporat ed does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its paten t 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 inco rporated and all the companies whose products ar e represented on our website, harmless against all damages. life support diodes incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the president of diodes incorporated. powerdi ? 123 dim min max typ a 3.50 3.90 3.70 b 2.60 3.00 2.80 c 1.63 1.93 1.78 d 0.93 1.00 0.98 e 0.85 1.25 1.00 h 0.15 0.25 0.20 l 0.55 0.75 0.65 l1 1.80 2.20 2.00 l2 0.95 1.25 1.10 all dimensions in mm dimensions value (in mm) g 1.0 x1 2.2 x2 0.9 y1 1.4 y2 1.4 a e l l1 b c e l2 h d x1 gx2 y2 y1
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