sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 st1045/STB1045/stf1045/std1045 schottky rectifier applications: switching power supply converters free-wheeling diodes reverse battery protection center tap configuration features: 200 c t j operation center tap configuration ultralow forward voltage drop high purity, high temperature epoxy encapsulation f or enhanced mechanical strength and moisture resistance high frequency operation guard ring for enhanced ruggedness and long term re liability this is a pb ? free device all smc parts are traceable to the wafer lot mechanical dimensions: in inches / mm to-220ac st1045 to-220ac STB1045 d 2 22 2 pak stf1045 ito-220ac std1045 dpak dimensions in millimeters symbol min. typical max. a 4.55 4.70 4.85 a1 1.17 1.27 1.37 a2 2.59 2.69 2.89 b 0.71 0.81 0.96 b1 1.27 c 0.36 0.38 0.61 d 14.64 14.94 15.24 d1 8.55 8.07 8.85 e 10.01 10.16 10.31 e1 9.98 10.18 10.38 e1 5.08 h1 6.04 6.24 6.44 l 13.00 13.86 14.08 l1 3.80 p 3.74 3.84 4.04 q 2.54 2.74 2.94 1 5 2 4 3 4
sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 d 2 pak dimensions in millimeters symbol min. typical max. a 4.55 4.70 4.85 a1 0 0.10 0.25 a2 2.59 2.69 2.89 b 0.71 0.81 0.96 b1 1.27 c 0.36 0.38 0.61 c1 1.17 1.27 1.37 d 8.55 8.70 8.85 d1 6.40 e 10.01 10.16 10.31 e1 7.6 e2 9.98 10.08 10.18 e 2.54 h 14.6 15.1 15.6 l 2.00 2.30 2.70 l1 1.17 1.27 1.40 l2 2.20 l3 0.25bsc e 0 - 8 e1 5 e2 4 e3 4
sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 ito-220ac
sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 dpak
sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 marking diagram: where xxxxx is yywwl st = device type b/f/d = package type 10 = forward current (10a) 45 = reverse voltage (45v) ssg = ssg yy = year ww = week l = lot number st1045 STB1045 stf1045 std1045 cautions molding resin epoxy resin ul:94v-0 ordering information: device package shipping st1045 to-220ac(pb-free) 50pcs/ tube STB1045 d 2 pak (pb-free) 800pcs / reel stf1045 ito-220ac(pb-free) 50pcs/ tube std1045 dpak(pb-free) 2500pcs / reel for information on tape and reel specifications, in cluding part orientation and tape sizes, please ref er to our tape and reel packaging specification. maximum ratings: characteristics symbol condition max. units peak inverse voltage v rwm - 45 v max. average forward i f(av) 50% duty cycle @t c = 80c, rectangular wave form 10 a max. peak one cycle non-repetitive surge current (per leg) i fsm 8.3 ms, half sine pulse 150 a
sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 electrical characteristics: characteristics symbol condition max. units v f1 @ 10a, pulse, t j = 25 c 0.68 v max. forward voltage drop* v f2 @ 10a, pulse, t j = 125 c 0.64 v max. reverse current (per leg)* i r1 @v r = rated v r t j = 25 c 0.5 ma i r2 @v r = rated v r t j = 125 c 15 ma max. junction capacitance (per leg) c t @v r = 5v, t c = 25 c f sig = 1mhz 700 pf max. voltage rate of change dv/dt - 10,000 v/ m s * pulse width < 300s, duty cycle <2% thermal-mechanical specifications: characteristics symbol condition specification units max. junction temperature t j - -55 to +200 c max. storage temperature t stg - -55 to +200 c maximum thermal resistance junction to case r q jc dc operation 5.5 c/w approximate weight wt - 1.8/1.85/1.8/0.39 g case style to-220ac/d 2 pak/ito-220ac/dpak
sangdest microelectronics technical data green products data sheet n1028, rev. a weiqi street, airport development zone, jiangning district, nanjing, china 211113 (86) 25-87123907 fax (86) 25-87123900 world wide web site - http://www.sangdest.com.cn e-mail address - sales@ sangdest.com.cn st1045 STB1045 stf1045 std1045 disclaimer: 1- the information given herein, including the spec ifications and dimensions, is subject to change wit hout prior notice to improve product characteristics. before ordering, purchasers are ad vised to contact the smc - sangdest microelectronic s (nanjing) co., ltd sales department for the latest version of the datasheet( s). 2- in cases where extremely high reliability is req uired (such as use in nuclear power control, aerosp ace and aviation, traffic equipment, medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices th at feature assured safety or by means of users fail-safe precautions or other arra ngement . 3- in no event shall smc - sangdest microelectronic s (nanjing) co., ltd be liable for any damages that may result from an accident or any other cause during operation of the users units ac cording to the datasheet(s). smc - sangdest microel ectronics (nanjing) co., ltd assumes no responsibility for any intellectual prop erty claims or any other problems that may result f rom applications of information, products or circuits described in the datasheets. 4- in no event shall smc - sangdest microelectronic s (nanjing) co., ltd be liable for any failure in a semiconductor device or any secondary damage resulting from use at a value exce eding the absolute maximum rating. 5- no license is granted by the datasheet(s) under any patents or other rights of any third party or s mc - sangdest microelectronics (nanjing) co., ltd. 6- the datasheet(s) may not be reproduced or duplic ated, in any form, in whole or part, without the ex pressed written permission of smc - sangdest microelectronics (nanjing) co., ltd. 7- the products (technologies) described in the dat asheet(s) are not to be provided to any party whose purpose in their application will hinder maintenance of international peace and safet y nor are they to be applied to that purpose by the ir direct purchasers or any third party. when exporting these products (technologies) , the necessary procedures are to be taken in accor dance with related laws and regulations..
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