document number: 93945 for technical ques tions, contact: diodes-tech@vishay.com www.vishay.com revision: 22-aug-08 1 schottky rectifier, 2 x 6 a 12ctq...s/12ctq...-1 vishay high power products features ? 175 c t j operation ? center tap to-220 package ? low forward voltage drop ? high purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance ? high frequency operation ? guard ring for enhanced ruggedness and long term reliability ? designed and qualified for q101 level description the 12ctq... center tap schot tky rectifier series has been optimized for low reverse leak age at high temperature. the proprietary barrier technology allows for reliable operation up to 175 c junction temperature. typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. product summary i f(av) 2 x 6 a v r 35 to 45 v 12ctq... s b as e common c a thode d 2 pak to-262 12ctq...-1 anode anode common c a thode 1 3 2 2 b as e common c a thode anode anode common c a thode 1 3 2 2 major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 12 a v rrm range 35 to 45 v i fsm t p = 5 s sine 690 a v f 6 apk, t j = 125 c (per leg) 0.53 v t j range - 55 to 175 c voltage ratings parameter symbol 12ctq035s 12ctq035-1 12ctq040s 12ctq040-1 12ctq045s 12ctq045-1 units maximum dc reverse voltage v r 35 40 45 v maximum working peak reverse voltage v rwm absolute maximum ratings parameter symbol test conditions values units maximum average forward current see fig. 5 per leg i f(av) 50 % duty cycle at t c = 160 c, rectangular waveform 6 a per device 12 maximum peak one c ycle non-repetitive surge current per leg see fig. 7 i fsm 5 s sine or 3 s rect. pulse following any rated load condition and with rated v rrm applied 690 a 10 ms sine or 6 ms rect. pulse 140 non-repetitive aval anche energy per leg e as t j = 25 c, i as = 1.20 a, l = 11.10 mh 8 mj repetitive avalanche current per leg i ar current decaying linearly to zero in 1 s frequency limited by t j maximum v a = 1.5 x v r typical 1.20 a
www.vishay.com for technical questi ons, contact: diodes-tech@vishay.com document number: 93945 2 revision: 22-aug-08 12ctq...s/12ctq...-1 vishay high power products schottky rectifier, 2 x 6 a note (1) pulse width < 300 s, duty cycle < 2 % electrical specifications parameter symbol test conditions values units maximum forward voltage drop per leg see fig. 1 v fm (1) 6 a t j = 25 c 0.60 v 12 a 0.73 6 a t j = 125 c 0.53 12 a 0.64 maximum reverse leakage current per leg see fig. 2 i rm (1) t j = 25 c v r = rated v r 0.8 ma t j = 125 c 7.0 threshold voltage v f(to) t j = t j maximum 0.35 v forward slope resistance r t 18.23 m maximum junction capacitance per leg c t v r = 5 v dc (test signal range 100 khz to 1 mhz) 25 c 400 pf typical series inductance per leg l s measured lead to lead 5 mm from package body 8.0 nh maximum voltage rate of change dv/dt rated v r 10 000 v/s thermal - mechanical specifications parameter symbol test conditions values units maximum junction and storage temperature range t j , t stg - 55 to 175 c maximum thermal resistance, junction to case per leg r thjc dc operation see fig. 4 3.50 c/w maximum thermal resistance, junction to case per package dc operation 1.75 typical thermal resistance, case to heatsink r thcs mounting surface, smooth and greased 0.50 approximate weight 2g 0.07 oz. mounting torque minimum 6 (5) kgf cm (lbf in) maximum 12 (10) marking device case style d 2 pak 12ctq035s 12ctq040s 12ctq045s case style to-262 12ctq035-1 12ctq040-1 12ctq045-1
document number: 93945 for technical ques tions, contact: diodes-tech@vishay.com www.vishay.com revision: 22-aug-08 3 12ctq...s/12ctq...-1 schottky rectifier, 2 x 6 a vishay high power products fig. 1 - maximum forward voltage drop characteristics (per leg) fig. 2 - typical values of reverse current vs. reverse voltage (per leg) fig. 3 - typical junc tion capacitance vs. reverse voltage (per leg) fig. 4 - maximum thermal impedance z thjc characteristics (per leg) 1 10 100 i f - instantaneous forward current (a) v fm - forward voltage drop (v) 0.4 0.8 1.2 1.6 1.4 1.0 0.6 0.2 t j = 175 c t j = 125 c t j = 25 c i r - reverse current (ma) v r - reverse voltage (v) 0 102030 45 0.0001 0.01 0.1 1 10 100 540 0.001 35 25 15 t j = 175 c t j = 150 c t j = 125 c t j = 100 c t j = 75 c t j = 50 c t j = 25 c c t - junction capacitance (pf) v r - reverse voltage (v) 0 20304050 100 1000 10 t j = 25 c z thjc - thermal impedance (c/w) 0.001 0.01 0.1 1 10 t 1 - rectangular pulse duration (s) 0.00001 0.0001 0.001 0.01 0.1 1 10 100 d = 0.75 d = 0.50 d = 0.33 d = 0.25 d = 0.20 single pulse (thermal resistance) . . p dm t 1 t 2 notes: 1. duty factor d = t 1 /t 2 2. peak t j = p dm x z thjc + t c
www.vishay.com for technical questi ons, contact: diodes-tech@vishay.com document number: 93945 4 revision: 22-aug-08 12ctq...s/12ctq...-1 vishay high power products schottky rectifier, 2 x 6 a fig. 5 - maximum allowable case temperature vs. average forward current (per leg) fig. 6 - forward power loss characteristics (per leg) fig. 7 - maximum non-repetitive surge current (per leg) fig. 8 - unclamped inductive test circuit note (1) formula used: t c = t j - (pd + pd rev ) x r thjc ; pd = forward power loss = i f(av) x v fm at (i f(av) /d) (see fig. 6); pd rev = inverse power loss = v r1 x i r (1 - d); i r at v r1 = 80 % rated v r allowable case temperature (c) i f(av) - average forward current (a) 0810 4 150 155 160 165 170 175 see note (1) square wave (d = 0.50) 80 % rated v r applied dc 2 6 0 average power loss (w) i f(av) - average forward current (a) 0 46 10 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 2 8 dc rms limit d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 i fsm - non-repetitive surge current (a) t p - square wave pulse duration (s) 100 1000 10 100 1000 10 000 at any rated load condition and with rated v applied following surge rrm current monitor high-speed switch d.u.t. r g = 25 + freewheel diode v d = 25 v l irfp460 40hfl40s02
document number: 93945 for technical ques tions, contact: diodes-tech@vishay.com www.vishay.com revision: 22-aug-08 5 12ctq...s/12ctq...-1 schottky rectifier, 2 x 6 a vishay high power products ordering information table 1 - current rating (12 a) 2 - circuit configuration: c = common cathode 3 -t = to-220 4 - schottky ?q? series 5 - voltage ratings 6 - s = d 2 pak -1 = to-262 7 - none = tube (50 pieces) trl = tape and reel (left oriented - for d 2 pak only) trr = tape and reel (right oriented - for d 2 pak only) 8 - none = standard production pbf = lead (pb)-free 035 = 35 v 040 = 40 v 045 = 45 v device code 5 13 24 678 12 c t q 045 s trl - links to related documents dimensions http://www.vishay.com/doc?95014 part marking information http://www.vishay.com/doc?95008 packaging information http://www.vishay.com/doc?95032
document number: 91000 www.vishay.com revision: 18-jul-08 1 disclaimer legal disclaimer notice vishay all product specifications and data are subject to change without notice. vishay intertechnology, inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, ?vishay?), disclaim any and all liability fo r any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. vishay disclaims any and all li ability arising out of the use or application of any product describ ed herein or of any information provided herein to the maximum extent permit ted by law. the product specifications do not expand or otherwise modify vishay?s terms and conditions of purcha se, including but not limited to the warranty expressed therein, which apply to these products. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of vishay. the products shown herein are not designed for use in medi cal, life-saving, or life-sustaining applications unless otherwise expressly indicated. customers using or selling vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify vishay for any damages arising or resulting from such use or sale. please contact authorized vishay personnel to obtain written terms and conditions regarding products designed for such applications. product names and markings noted herein may be trademarks of their respective owners.
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