ds30128 rev. 5 - 2 1 of 3 B140HB www.diodes.com diodes incorporated B140HB 1.0a surface mount schottky barrier rectifier features maximum ratings and electrical characteristics @ t a = 25 c unless otherwise specified ultra-low leakage current guard ring die construction for transient protection ideally suited for automatic assembly low power loss, high efficiency surge overload rating to 45a peak mechanical data case: molded plastic plastic material: ul flammability classification rating 94v-0 moisture sensitivity: level 1 per j-std-020a terminals: solder plated terminal - solderable per mil-std-202, method 208 also available in lead free plating (matte tin finish). please see ordering information, note 4, on page 2 marking: type number polarity: cathode band or cathode notch weight: 0.093 grams (approx.) mounting position: any single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. smb dim min max a 3.30 3.94 b 4.06 4.57 c 1.96 2.21 d 0.15 0.31 e 5.00 5.59 g 0.10 0.20 h 0.76 1.52 j 2.00 2.62 all dimensions in mm a b c d g h e j characteristic symbol B140HB unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage @ i r = 0.1ma v rrm v rwm v r 40 v rms reverse voltage v r(rms) 28 v average rectified output current @ t t = 115 c i o 1.0 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load i fsm 45 a non-repetitive peak forward surge current 5 s single half sine-wave i fsm 430 a forward voltage @ i f = 1.0a, @ t j = 25 c @ i f = 2.0a, @ t j = 25 c @ i f = 1.0a, @ t j = 125 c @ i f = 2.0a, @ t j = 125 c v fm 0.53 0.70 0.49 0.64 v peak reverse current @ t a = 25 c at rated dc blocking voltage @ t a = 125 c i rm 0.1 4.0 ma typical total capacitance (note 2) c t 80 pf max. voltage rate of change @ rated v r dv/dt 5300 v/ s typical thermal resistance junction to terminal (note 1) r jt 36 c/w notes: 1. thermal resistance: junction to terminal, unit mounted on pc board with 5.0 mm 2 (0.013 mm thick) copper pads as heat sink. 2. measured at 1.0mhz and applied reverse voltage of 5.0v dc. t c u d o r p w e n
ds30128 rev. 5 - 2 2 of 3 B140HB www.diodes.com t c u d o r p w e n xxxx = product type marking code, ex: B140HB (smb package) = manufacturers code marking yww = date code marking y = last digit of year ex: 2 for 2002 ww = week code 01 to 52 yww xxx(x) device * packaging shipping B140HB-13 smb 3000/tape & reel ordering information (note 3 & 4) notes: 3. for packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. 4. for lead free terminal plating part number, please add "-f" suffix to part number above. example: B140HB-13-f.
ds30128 rev. 5 - 2 3 of 3 B140HB www.diodes.com 0.1 1 10 0.2 0.4 0.6 0.8 1.0 i , instantaneous forward current (a) f v , instantaneous fwd voltage (v) f fi g . 2 t y p. forward characteristics forward voltage drop - v (v) fm t= 1 j 25oc t= j 25oc 15 30 45 60 0 1 10 100 i , peak forward surge current (a) fsm fi g . 3 max non-repetitive peak forward sur g e current number of cycles at 60 hz single half sine-wave (jedec method) t = 150oc j 10 100 1000 0 10 20 40 c , capacitance (pf) t v , reverse voltage (v) r fi g .4 t y pical total capacitance t = 25c j 30 0 10 20 30 40 i , instantaneous reverse current (ma) r v , peak reverse voltage (v) r fi g .5 t y pical reverse characteristics t = 25oc j 10 1 0.1 0.01 0.001 0.0001 t = 100oc j t = 125oc j 0 0.8 1.6 25 50 75 100 125 150 i average forward current (a) o, t , terminal temperature (oc) t fi g . 1 forward current deratin g curve 0.4 1.2 2 . 0 t c u d o r p w e n
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