document number: 94150 for tec hnical questions, contact: diodestech@vishay.com www.vishay.com revision: 12-mar-10 1 schottky rectifier, 18 a vs-18tq035spbf, vs-18tq040spbf, vs-18tq045spbf vishay high power products features ? 175 c t j operation ? low forward voltage drop ? high frequency operation ? high purity, high temperature epoxy encapsulation for enhanced mechanical strength and mois ture resistance ? guard ring for enhanced ruggedness and long term reliability ? meets msl level 1, per j-std-020, lf maximum peak of 260 c ? halogen-free according to iec 61249-2-21 definition ? compliant to rohs directive 2002/95/ec ? aec-q101 qualified description the vs-18tq... schottky rectifie r series has been optimized for low reverse leakage at high temperature. the proprietary barrier technology allows for reliable operation up to 175 c junction tempera ture. typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. product summary i f(av) 18 a v r 35 v to 45 v d 2 pak anode 1 3 ba s e cathode 2 n/c major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 18 a v rrm range 35 to 45 v i fsm t p = 5 s sine 1800 a v f 18 apk, t j = 125 c 0.53 v t j range - 55 to 175 c voltage ratings parameter symbol vs-18tq035spbf v s-18tq040spbf vs-18tq045spbf 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 i f(av) 50 % duty cycle at t c = 149 c, rectangu lar waveform 18 a maximum peak one cycle non-repetitive surge current see fig. 7 i fsm 5 s sine or 3 s rect. pulse following any rated load condition and with rated v rrm applied 1800 a 10 ms sine or 6 ms rect. pulse 390 non-repetitive avalanche energy e as t j = 25 c, i as = 3.6 a, l = 3.7 mh 24 mj repetitive avalanche current i ar current decaying linea rly to zero in 1 s frequency limited by t j maximum v a = 1.5 x v r typical 3.6 a
www.vishay.com for technical questions, contact: diodestech@vishay.com document number: 94150 2 revision: 12-mar-10 vs-18tq035spbf, vs-18tq040spbf, vs-18tq045spbf vishay high power products schottky rectifier, 18 a note (1) pulse width < 300 s, duty cycle < 2 % electrical specifications parameter symbol test conditions values units maximum forward voltage drop see fig. 1 v fm (1) 18 a t j = 25 c 0.60 v 36 a 0.72 18 a t j = 125 c 0.53 36 a 0.67 maximum reverse leakage current see fig. 2 i rm (1) t j = 25 c v r = rated v r 2.5 ma t j = 125 c 25 maximum junction capacitance c t v r = 5 v dc (test signal range 100 khz to 1 mhz), 25 c 1400 pf typical series inductance 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 co nditions values units maximum junction and storage temperature range t j , t stg - 55 to 175 c maximum thermal resistance, junction to case r thjc dc operation see fig. 4 1.50 c/w 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 18tq035s 18tq040s 18tq045s
document number: 94150 for tec hnical questions, contact: diodestech@vishay.com www.vishay.com revision: 12-mar-10 3 vs-18tq035spbf, vs-18tq040spbf, vs-18tq045spbf schottky rectifier, 18 a vishay high power products fig. 1 - maximum forward voltage drop characteristics fig. 2 - typical values of reverse current vs. reverse voltage fig. 3 - typical junction capacitance vs. reverse voltage fig. 4 - maximum thermal impedance z thjc characteristics 1 10 100 i f - instantaneous forward current (a) v fm - forward voltage drop (v) 0 0.4 0.8 1.2 1.4 1.6 1000 t j = 175 c t j = 125 c t j = 25 c 0.2 0.6 1.0 0.1 i r - reverse current (ma) v r - reverse voltage (v) 0 5 25 35 15 10 30 40 20 45 0.0001 0.001 0.01 0.1 1 10 100 1000 t j = 125 c t j = 175 c t j = 150 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) 01020 40 30 50 100 10 000 1000 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 = 0.50 d = 0.33 d = 0.25 d = 0.17 d = 0.08 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 questions, contact: diodestech@vishay.com document number: 94150 4 revision: 12-mar-10 vs-18tq035spbf, vs-18tq040spbf, vs-18tq045spbf vishay high power products schottky rectifier, 18 a fig. 5 - maximum allowable case temperature vs. average forward current fig. 6 - forward power loss characteristics fig. 7 - maximum non- repetitive surge current fig. 8 - unclamped in ductive test circuit allowable case temperature (c) i f(av) - average forward current (a) 028 12 150 155 160 170 180 41620 165 175 18tq r thjc (dc) = 1.50 c/w dc 824 0 15 average power loss (w) i f(av) - average forward current (a) 0 828 4 10 12 16 24 20 rms limit dc d = 0.08 d = 0.17 d = 0.25 d = 0.33 d = 0.50 5 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 10 000 current monitor high-speed switch d.u.t. r g = 25 + freewheel diode v d = 25 v l irfp460 40hfl40s02
document number: 94150 for tec hnical questions, contact: diodestech@vishay.com www.vishay.com revision: 12-mar-10 5 vs-18tq035spbf, vs-18tq040spbf, vs-18tq045spbf schottky rectifier, 18 a vishay high power products ordering information table 035 = 35 v 040 = 40 v 045 = 45 v 2 - current rating (18 a) 3 - circuit configuration: t = to-220 4 - schottky ?q? series 5 - voltage ratings - s = d 2 pak 6 7 - none = tube (50 pieces) trl = tape and reel (left oriented) trr = tape and reel (right oriented) - pbf = lead (pb)-free 8 1 - hpp product suffix device code 5 1 3 24 678 vs- 18 t q 045 s trl pbf links to related documents dimensions www.vishay.com/doc?95014 part marking information www.vishay.com/doc?95008 packaging information www.vishay.com/doc?95032 spice model www.vishay.com/doc?95280
document number: 95014 for technical questi ons concerning discr ete products, contact: diodes-tech@vishay.com www.vishay.com revision: 31-mar-09 for technical questi ons concerning module products, contact: ind-modules@vishay.com 1 d 2 pak, to-262 outline dimensions vishay high power products dimensions for d 2 pak in millimeters and inches notes (1) dimensioning and toleranc ing per asme y14.5 m-1994 (2) dimension d and e do not include mold flash. mold flash shall not exceed 0.127 mm (0.005") per side. these dimensions are measured at the outmost extremes of the plastic body (3) thermal pad contour optional within dimension e, l1, d1 and e1 (4) dimension b1 and c1 apply to base metal only (5) datum a and b to be determined at datum plane h (6) controlling dimension: inch (7) outline conforms to jedec outline to-263ab symbol millimeters inches notes symbol millimeters inches notes min. max. min. max. min. max. min. max. a 4.06 4.83 0.160 0.190 d1 6.86 8.00 0.270 0.315 3 a1 0.00 0.254 0.000 0.010 e 9.65 10.67 0.380 0.420 2, 3 b 0.51 0.99 0.020 0.039 e1 7.90 8.80 0.311 0.346 3 b1 0.51 0.89 0.020 0.035 4 e 2.54 bsc 0.100 bsc b2 1.14 1.78 0.045 0.070 h 14.61 15.88 0.575 0.625 b3 1.14 1.73 0.045 0.068 4 l 1.78 2.79 0.070 0.110 c 0.38 0.74 0.015 0.029 l1 - 1.65 - 0.066 3 c1 0.38 0.58 0.015 0.023 4 l2 1.27 1.78 0.050 0.070 c2 1.14 1.65 0.045 0.065 l3 0.25 bsc 0.010 bsc d 8.51 9.65 0.335 0.380 2 l4 4.78 5.28 0.188 0.208 c b detail a c2 a a a 0.004 b m a lead tip (3) (3) v ie w a - a (e) (d1) e1 b h a1 detail ?a? rotated 90 cw scale: 8 :1 l ga u ge plane 0 to 8 l3 l4 seating plane section b - b and c - c scale: n one (4) (4) ( b , b 2) b 1, b 3 (c) c1 base metal plating conforms to jedec outline d 2 pak (smd-220) 13 2 d c a l2 e (2)(3) (2) 4 h bb 2 x b 2 x b 2 l1 0.010 a b mm (3) e 2 x pad layout mi n . 11.00 (0.43) mi n . 9.65 (0.3 8 ) mi n . 3. 8 1 (0.15) mi n . 2.32 (0.0 8 ) 17.90 (0.70) 15.00 (0.625) 2.64 (0.103) 2.41 (0.096) lead assignments diodes 1. - anode (t w o die)/open (one die) 2., 4. - cathode 3. - anode
www.vishay.com for technical questions c oncerning discrete products, contact: diodes-tech@vishay.com document number: 95014 2 for technical questions concer ning module products, contact: ind-modules@vishay.com revision: 31-mar-09 outline dimensions vishay high power products d 2 pak, to-262 dimensions for to-262 in millimeters and inches notes (1) dimensioning and tolerancing as per asme y14.5m-1994 (2) dimension d and e do not include mold flash. mold flash shall not exceed 0.127 mm (0.005") per side. these dimensions are measured at the outmost extremes of the plastic body (3) thermal pad contour optional within dimension e, l1, d1 and e1 (4) dimension b1 and c1 apply to base metal only (5) controlling dimension: inches (6) outline conform to jedec to-262 except a1 (maximum), b (minimum) and d1 (minimum) where dimensions derived the actual package outline symbol millimeters inches notes min. max. min. max. a 4.06 4.83 0.160 0.190 a1 2.03 3.02 0.080 0.119 b 0.51 0.99 0.020 0.039 b1 0.51 0.89 0.020 0.035 4 b2 1.14 1.78 0.045 0.070 b3 1.14 1.73 0.045 0.068 4 c 0.38 0.74 0.015 0.029 c1 0.38 0.58 0.015 0.023 4 c2 1.14 1.65 0.045 0.065 d 8.51 9.65 0.335 0.380 2 d1 6.86 8.00 0.270 0.315 3 e 9.65 10.67 0.380 0.420 2, 3 e1 7.90 8.80 0.311 0.346 3 e 2.54 bsc 0.100 bsc l 13.46 14.10 0.530 0.555 l1 - 1.65 - 0.065 3 l2 3.56 3.71 0.140 0.146 (4) (4) base metal plating b 1, b 3 ( b , b 2) c1 c section b - b and c - c scale: n one section a - a (3) e1 (3) d1 e b a a a c2 c a1 seating plane lead tip (3) (2) (3) (2) a e (dat u m a) l1 l2 b b c c 3 2 1 l d 2 x e 3 x b 2 3 x b 0.010 a b mm modified jedec outline to-262 lead assignments diodes 1. - anode (t w o die)/open (one die) 2., 4. - cathode 3. - anode
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