10 amp schottky barrier rectifier powerdi ? 5 www. microsemi . com scottsdale division UPDS1045 UPDS1045 description appearance the UPDS1045 offers a small and powerful surface mount package for a 45 volt 10 amp rated schottky with very low forward voltage and low leakage current. for critical applicati ons requiring very fast switching, these schottky higher reverse voltage ratings with their ?hot carrier? features provide extremely fast switch ing to replace conventional ultrafast rectifiers. the very low thermal resistance of the powerdi ? 5 package design permits cooler operating junction temperatures for minimal reverse leakage currents and lower power loss. powerdi?5 important: for the most current data, consult microsemi?s website: http://www.microsemi.com features applications / benefits ? guard ring die construction for transient protection ? low power loss, high efficiency ? low forward voltage drop ? low reverse leakage current ? high junction temperature capability ? high forward surge current capability ? environmentally friendly molding compound (no br, sb) ? low inductive parasitics for minimal ldi/dt effects ? lead-free finish & rohs compliant per eu directive rev 13.2.2003 (glass and high temper ature solder exemptions per annex notes 5 and 7 therein) ? silicon schottky (hot carrier) rectifier for minimal t rr and elimination of reverse-recovery oscillations to reduce need for emi filtering ? for use in high-frequency switching power supplies, inverters, free wheeling, polarity protection, and ?o-ring? applications ? low power loss and high efficiency ? robust package configuration for pick-and-place handling ? full-metallic bottom elim inates flux entrapment maximum ratings mechanical and packaging ? junction and storage temperature (t j , t stg ): -65 to +150 o c ? average rectified output current (i o ): 10 amps for single phase, half wave, 60hz, resistive or inductive load (also see figure 5). for capacitive load, derate current by 20%. ? peak repetitive reverse voltage (v rrm ): 45 v working peak reverse voltage (v rwm ): 45 v dc blocking voltage (v r ): 45 v ? rms reverse voltage (v r(rms ): 32 v ? non-repetitive peak forward surge current @ 8.3 ms single half sine-wave superimposed on rated load (i fsm ): 275a ? thermal resistance junction to case bottom (r jc ) or soldering point (r js ): 0.8 o c/w ? thermal resistance (r ja ): 85 o c/w (note 1), 70 o c/w (note 2), 40 o c/w (note 3) junction to ambient air (see last page) notes: 1. fr-4 pcb, 2 oz. copper, minimum recommended pad layout (pg 4) 2. polyimide pcb, 2 oz. copper, minimum recommended pad layout (pg 4) 3. polyimide pcb, 2 oz. copper with larger cathode pad dimensions 13.2 mm x 10.1 mm and anode pad dimensions 4.0 mm x 2.2 mm ? case material: molded plastic, environmentally friendly ?green? molding compound. ul flammability classification rating 94v-0 ? moisture sensitivity: level 1 per j-std-020c. ? terminals: finish ? matte tin annealed over copper lead frame ( per jesd97) solderable per mil-std-202, method 208 ? marking: see marking information on page 3 ? polarity: see diagram in ?dimensions & schematic? (page 4) ? weight: 0.096 grams (approx.) ? tape & reel option: 5000/reel (13?) microsemi scottsdale division page 1 copyright ? 2005 8-18-2005 rev 0 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
10 amp schottky barrier rectifier powerdi ? 5 www. microsemi . com scottsdale division UPDS1045 UPDS1045 electrical characteristics @ 25 o c unless specified otherwise working peak reverse voltage maximum rms voltage minimum reverse breakdown voltage (note 1) maximum forward voltage (note 3) maximum reverse current (note 1 & 2) maximum reverse current i r (note 1 & 2) 100 o c 125 o c v rwm v r(rms) v br @ 1.0 ma v f @ 5a v f @ 10a i r @ 35 v i r @ 45 v i r @ 35 v i r @ 45 v part number volts volts volts volts volts ma ma ma ma UPDS1045 45 32 45 0.45 0.51 0.3 0.6 25 150 note 1: short duration test pulse used to minimize self-heating effect. note 2: see figures 2 & 3 for typical va lues at other voltages and temperatures. note 3: see figure 1 for typical values at various temperatures graphs microsemi scottsdale division page 2 copyright ? 2005 8-18-2005 rev 0 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
10 amp schottky barrier rectifier powerdi ? 5 www. microsemi . com scottsdale division UPDS1045 UPDS1045 note 2 note 1 note 1: fr-4 pcb, 2 oz. copper, minimum recommended pad layout (see mounting pad illustration) note 2: polyimide pcb, 2 oz. copper. cathode pad dimensions 18.8 mm x 14.4 mm. anode pad dimensions 5.6 mm x 3.0 mm. microsemi scottsdale division page 3 copyright ? 2005 8-18-2005 rev 0 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
10 amp schottky barrier rectifier powerdi ? 5 www. microsemi . com scottsdale division UPDS1045 UPDS1045 marking information s1045 = product type marking code. msc = manufacturers? code marking yyww = date code marking yy = last digit of year ex: 04 for 2004 ww = week code 01 to 52 dimensions pad dimensions (mm) z 6.6 x1 1.4 x2 3.6 y1 0.8 y2 4.7 c 3.87 e1 0.9 powerdi?5 microsemi scottsdale division page 4 copyright ? 2005 8-18-2005 rev 0 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
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