bas70w / aw / cw / sw 1 of 5 ? 2006 won-top electronics pb bas70w / aw / cw / sw surface mount schottky barrier diode features ! low turn-on voltage l ! fast switching a ! pn junction guard ring for transient and esd protection ! designed for surface mount application b c ! plastic material ? ul recognition flammability classification 94v-o m e d h mechanical data ! case: sot-323, molded plastic k ! terminals: plated leads solderable per j mil-std-202, method 208 g ! polarity: see diagrams below ! weight: 0.006 grams (approx.) ! mounting position: any ! lead free: for rohs / lead free version, add ?-lf? suffix to part number, see page 5 top view top view top view top view bas70w marking: a70 bas70aw marking: a72 bas70cw marking: a73 bas70sw marking: a74 maximum ratings and electrical characteristics, single diode @t a =25c unless otherwise specified characteristic symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 70 v forward continuous current (note 1) i f 200 ma forward surge current (note 1) @ t < 1.0s i fsm 600 ma power dissipation (note 1) p d 200 mw typical thermal resistance, junction to ambient air (note 1) r ja 625 c/w operating and storage temperature range t j , t stg -55 to +125 c note: 1. device on fiberglass substrate. wte power semiconductors sot-323 dim min max a 0.30 0.40 b 1.15 1.35 c 2.00 2.20 d 0.65 nominal e 0.30 0.40 g 1.20 1.40 h 1.80 2.20 j ?0.10 k 0.90 1.10 l 0.25 ? m 0.05 0.15 all dimensions in mm
bas70w / aw / cw / sw 2 of 5 ? 2006 won-top electronics maximum ratings and electrical characteristics, single diode @t a =25c unless otherwise specified characteristic symbol min typ max unit test condition reverse breakdown voltage v (br)r 70 ? ? v @ i r = 10a forward voltage v f ?? 410 750 1000 mv @ i f = 1.0ma, t p < 300s @ i f = 10ma, t p < 300s @ i f = 15ma, t p < 300s reverse leakage current i r ? 20 100 na @ v r = 50v, t p < 300s junction capacitance c j ?1.52.0pf v r = 0v, f = 1.0mhz reverse recovery time t rr ??5.0ns i f = 10ma through i r = 10ma to i r = 1.0ma, r l = 100
bas70w / aw / cw / sw 3 of 5 ? 2006 won-top electronics 0 100 200 2 5 0 200 150 50 100 0 t , ambient temperature ( c) a fi g . 4 power deratin g curve, total packa g e p , power dissipation (mw) d 0 0.2 0.4 0.6 0.8 1.4 1.2 1.0 1 . 8 1.6 0 10 5 20 25 15 35 30 40 c , total capacitance (pf) t v , reverse voltage (v) r fi g .3 t y pical capacitance f= 1.0mhz 0.1 1 10 100 1000 10000 0 20 10 30 60 50 40 70 v , reverse voltage (v) r fi g .2 t y pical reverse characteristics i , instantaneous reverse current (na) r t = -40oc a t = 25oc a t = 75oc a t = 125oc a t = 0oc a 0.1 0 1.0 10 0.4 0.6 0.2 0.8 1.2 1.0 1.4 1.6 v , instantaneous forward voltage (v) f fi g . 1 t y pical forward characteristics i , instantaneous forward current (ma) f 100 t = 125oc a t = -40oc a t = 75oc a t = 25oc a t = 0oc a
bas70w / aw / cw / sw 4 of 5 ? 2006 won-top electronics marking information recommended footprint packaging information reel diameter (mm) quantity (pcs) inner box size l x w x h (mm) quantity (pcs) carton size l x w x h (mm) quantity (pcs) approx. gross weight (kg) 178 3,000 187 x 187 x 65 15,000 390 x 240 x 420 150,000 10.0 axx = device code xx = 70 (bas70w) = 72 (bas70aw) = 73 (bas70cw) = 74 (bas70sw) axx inches ( mm ) 0.035 (0.90) 0.028 (0.70) 0.035 (0.90) 0.075 (1.90) 0.025 (0.64) 178mm product id label 8mm direction of unreeling 8mm 4mm 1.6mm note: 1. anti-static plastic reel, white, water clear or blue color. inspection hole might be varied in different alignment. 2. components are packed in accordance with eia standard 481-1 and 481-2. inspection hole tape & reel 4mm
bas70w / aw / cw / sw 5 of 5 ? 2006 won-top electronics ordering information product no. package type shipping quantity bas70w-t1 sot-323 3000/tape & reel bas70aw-t1 sot-323 3000/tape & reel BAS70CW-T1 sot-323 3000/tape & reel bas70sw-t1 sot-323 3000/tape & reel 1. shipping quantity given is for minimum packing quantity only. for minimum order quantity, please consult the sales department. 2. to order rohs / lead free version (with lead free finish), add ?-lf? suffix to part number above. for example, bas70w-t1-lf . won-top electronics co., ltd (wte) has checked all information carefully and believes it to be correct and accurate. however, w te cannot assume any responsibility for inaccuracies. furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to manufacturer. wte reserves the right to change any or all information herein without further notice. warning : do not use in life support equipment. wte power semiconductor products are not authorized for use as critical components in l ife support devices or systems without the express written approval. we power your everyday. won-top electronics co., ltd. no. 44 yu kang north 3rd road, chine chen dist., kaohsiung, taiwan phone: 886-7-822-5408 or 886-7-822-5410 fax: 886-7-822-5417 email: sales@wontop.com internet: http://www.wontop.com
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