sdm03u40 document number: ds30392 rev. 9 - 2 1 of 3 www.diodes.com january 2009 ? diodes incorporated sdm03u40 surface mount schottky barrier diode features ? low forward voltage drop ? guard ring die constructi on for transient protection ? ideal for low logic level applications ? low capacitance ? lead free by design/rohs compliant (note 1) ? "green" device, note 4 and 5 ? qualified to aec-q101 standards for high reliability mechanical data ? case: sod-523 ? case material: molded plastic, "green" molding compound, note 5. ul flammability classification rating 94v-0 ? moisture sensitivity: level 1 per j-std-020d ? terminal connections: cathode band ? terminals: finish - matte tin a nnealed over alloy 42 leadframe. solderable per mil-std-202, method 208 ? marking information: see page 3 ? ordering information: see page 3 ? weight: 0.002 grams (approximate) maximum ratings @t a = 25c unless otherwise specified characteristic symbol value unit peak reverse voltage v rm 40 v dc reverse voltage v r 30 v rms reverse voltage v r ( rms ) 21 v average rectified current i o 30 ma non-repetitive peak forward surge current @8.3ms single half sine-wave superimposed on rated load i fsm 200 ma thermal characteristics characteristic symbol value unit power dissipation (note 2) p d 150 mw thermal resistance, junction to ambient (note 2) r ja 667 c/w operating and storage temperature range t j, t stg -40 to +125 c electrical characteristics @t a = 25c unless otherwise specified characteristic symbol min typ max unit test conditions reverse breakdown voltage (note 3) v ( br ) r 40 ? ? v i r = 10 ua forward voltage v f ? 290 370 mv i f = 1ma peak reverse current (note 3) i r ? ? 0.5 a v r = 30v total capacitance c t ? 2 ? pf v r = 1v, f = 1.0 mhz notes: 1. no purposefully added lead. 2. part mounted on fr-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datashe ets/ap02001.pdf. 3. short duration pulse test used to minimize self-heating effect. 4. diodes inc.'s "green" policy can be found on our website at http://www.diodes.c om/products/lead_free/index.php. 5. product manufactured with date code 0627 (week 27, 2006) an d newer are built with green molding compound. product manufact ured prior to date code 0627 are built with n on-green molding compound and may contain halogens or sb2o3 fire retardants. top view
sdm03u40 document number: ds30392 rev. 9 - 2 2 of 3 www.diodes.com january 2009 ? diodes incorporated sdm03u40 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 i , ins t an t ane o u s f o r wa r d c u r r en t (a) f v , instantaneous forward voltage (v) fig. 1 typical forward characteristics f 100m 1m 10m 1 0 51015 20 25 30 35 i, ins t an t ane o u s r eve r se c u r r en t (a) r v , instantaneous reverse voltage (v) fig. 2 typical reverse characteristics r 100n 10n 1n 0.1 1 10 100 0 5 10 15 20 25 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 0.1 0.2 0.5 1 5 2 10 0 48 12 16 20 24 28 t, r eve r se r e c o ve r y t ime (ns) rr i , forward current (ma) fig. 4 typical reverse recovery time characteristics f 0 50 025 50 75 100 125 p , p o we r dissi p a t i o n (mw) d t , ambient temperature ( c) fig. 5 power derating curve a 100 200 150
sdm03u40 document number: ds30392 rev. 9 - 2 3 of 3 www.diodes.com january 2009 ? diodes incorporated sdm03u40 ordering information (notes 5 & 6) part number case packaging sdm03u40-7 (note 7) sod-523 3000/tape & reel sdm03u40-76k sod-523 6000/tape & reel notes: 6. for packaging details, go to our w ebsite at http://www.diodes .com/datasheets/ap02007.pdf. 7. dispensed in every other cavity of the tape. marking information 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. sod-523 dim min max a 0.25 0.35 b 0.70 0.90 c 1.50 1.70 h 1.10 1.30 k 0.55 0.70 l 0.10 0.30 m 0.10 0.20 all dimensions in mm dimensions value (in mm) z 2.3 g 1.1 x 0.8 y 0.6 c 1.7 lk = product type marking code lk h c a b k m l z x c g y
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