zhcs350 document number: ds33214 rev. 3 - 2 1 of 5 www.diodes.com june 2012 ? diodes incorporated zhcs350 40v surface mount schottky barrier diode product summary ? v r = 40v ? i fav = 510ma ? v f = 405mv typ @ 100ma ? i r = 7 a typ @ 30v description packaged in the sod523 package this addition to the zetex schottky diode range offers an ideal low v f /i r performance combined with a low package height of 0.9mm making the device suitable for various converter, charger, and led driver circuits. applications ? dc ? dc converters ? mobile telecomms ? charger circuits ? led driver circuits ? mosfet voltage protection circuits ? high frequency rectification features ? 350ma continuous current rating ? low profile sod523 package (0.9mm) ? 100% matte tin plated external leads ? totally lead-free & fully rohs compliant (notes 1 & 2) ? halogen and antimony free. ?green? device (note 3) ? qualified to aec-q101 standards for high reliability mechanical data ? case: sod523 ? case material: molded plasti c, ?green? molding compound. ul flammability classification rating 94v-0 ? moisture sensitivity: level 1 per j-std-020 ? leads: matte tin finish annealed over alloy 42 leadframe (lead free plating). solderable per mil-std-202, method 208 ? polarity: cathode band ? weight: 0.004 grams (approximate) ordering information (note 4) device packaging shipping zhcs350ta sod523 3000/tape & reel notes: 1. no purposely added lead. fully eu directiv e 2002/95/ec (rohs) & 2011/6 5/eu (rohs 2) compliant. 2. see http://www.diodes.com for more in formation about diodes incorpor ated?s definitions of halogen- and antimony-free, "gree n" and lead-free. ? 3. halogen- and antimony-free "green? products are defined as those which contain <900ppm br omine, <900ppm chlorine (<1500ppm t otal br + cl) and <1000ppm antimony compounds. 4. for packaging details, go to our website at http://www.diodes.com. marking information top view 35 = product type marking code sod523 35
zhcs350 document number: ds33214 rev. 3 - 2 2 of 5 www.diodes.com june 2012 ? diodes incorporated zhcs350 maximum ratings @t a = 25c unless otherwise specified characteristic symbol value units continuous reverse voltage v r 40 v continuous forward current i f 350 ma average peak forward current; d.c. = 50% i fav 510 ma non repetitive forward current t 100 s i fsm 4.2 a t 10ms 910 ma thermal characteristics characteristic symbol value unit power dissipation, t a = 25c (note 5) p d 285 mw (note 6) 330 thermal resistance, junction to ambient (note 5) r ja 350 (note 6) 303 junction temperature t j 125 c storage temperature range t stg -55 to +150 c notes: 5. for a single device surface mounted on 25mm x 25mm x 1.6mm fr4 pcb with high coverage of 1oz copper in still air conditions. 6. as note 5, measured at t 5 secs. electrical characteristics @t a = 25c unless otherwise specified characteristic symbol min typ max unit test condition reverse breakdown voltage v ( br ) r 40 60 - v i r = 100 a forward voltage (note 7) v f - 300 325 mv i f = 30ma - 335 370 i f = 50ma - 405 460 i f = 100ma - 730 810 i f = 350ma reverse current i r - 7 12 a v r = 30v diode capacitance c d - 3.3 6 pf f = 1mhz, v r = 25v reverse recovery time trr - 1.6 - ns switched from i f = 100ma to i r = 100ma measured @ i r = 10ma notes: 7. measured under pulsed conditions. pulse width = 300 s. duty cycle 2%.
zhcs350 document number: ds33214 rev. 3 - 2 3 of 5 www.diodes.com june 2012 ? diodes incorporated zhcs350
zhcs350 document number: ds33214 rev. 3 - 2 4 of 5 www.diodes.com june 2012 ? diodes incorporated zhcs350 package outline dimensions suggested pad layout sod523 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 0.65 l 0.10 0.30 m 0.10 0.12 all dimensions in mm dimensions value (in mm) z 2.3 g 1.1 x 0.8 y 0.6 c 1.7 h c a b k m l z x c g y
zhcs350 document number: ds33214 rev. 3 - 2 5 of 5 www.diodes.com june 2012 ? diodes incorporated zhcs350 important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries rese rve the right to make modifications, enhancements, improvements, corrections or ot her changes without further notice to this document and any product descri bed herein. diodes incorporated does not assume any liability ari sing out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products described herein in such applica tions shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthoriz ed sales channel. should customers purchase or use diodes inco rporated products for any unintended or una uthorized application, customers shall i ndemnify and hold diodes incorporated and its representativ es harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death a ssociated with such unintended or unauthorized application. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. life support diodes incorporated products are specifically not authorized for use as critical com ponents in life support devices or systems without the express written approval of the chief executive offi cer of diodes incorporated. as used herein: a. life support devices or syst ems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when proper ly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support devic e or system whose failure to perform can be reasonably expect ed to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramifi cations of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-rel ated requirements concerning the ir products and any use of diodes incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or s ystems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporate d and its representatives against any damages arisi ng out of the use of diodes incorporated pr oducts in such safety-critical, life suppor t devices or systems. copyright ? 2012, diodes incorporated www.diodes.com
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