document number: 94112 for technical ques tions within your region, please cont act one of the following: www.vishay.com revision: 23-jun-10 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com 1 schottky rectifier, 1.0 a vs-10bq040pbf vishay semiconductors features ? small foot print, surface mountable ? low forward voltage drop ? high frequency operation ? guard ring for enhanced ruggedness and long term reliability ? meets msl level 1, per j-std-020, lf maximum peak of 260 c ? compliant to rohs directive 2002/95/ec ? designed and qualified for industrial level description the vs-10bq040pbf surface mount schottky rectifier has been designed for applications requiring low forward drop and very small foot prints on pc boards. typical applications are in disk drive s, switching power supplies, converters, freewheeling diodes, battery charging, and reverse battery protection. product summary i f(av) 1.0 a v r 40 v s mb cathode anode major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 1.0 a v rrm 40 v i fsm t p = 5 s sine 430 a v f 1.0 apk, t j = 125 c 0.49 v t j range - 55 to 150 c voltage ratings parameter symbol vs-10bq040pbf units maximum dc reverse voltage v r 40 v maximum working peak reverse voltage v rwm absolute maximum ratings parameter symbol test conditions values units maximum average forward current i f(av) 50 % duty cycle at t l = 112 c, rectangular waveform 1.0 a maximum peak one cycle non-repetitive surge current i fsm 5 s sine or 3 s rect. pulse following any rated load condition and with rated v rrm applied 430 a 10 ms sine or 6 ms rect. pulse 45 non-repetitive avalanche energy e as t j = 25 c, i as = 1 a, l = 6 mh 3.0 mj repetitive avalanche current i ar current decaying linearly to zero in 1 s frequency limited by t j maximum v a = 1.5 x v r typical 1.0 a
www.vishay.com for technical qu estions within your region, please contact one of the fo llowing: document number: 94112 2 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com revision: 23-jun-10 vs-10bq040pbf vishay semiconductors schottky rectifier, 1.0 a note (1) pulse width < 300 s, duty cycle < 2 % notes (1) thermal runaway condition fo r a diode on its own heatsink (2) mounted 1" square pcb electrical specifications parameter symbol test conditions values units maximum forward voltage drop see fig. 1 v fm (1) 1 a t j = 25 c 0.53 v 2 a 0.70 1 a t j = 125 c 0.49 2 a 0.64 maximum reverse leakage current see fig. 2 i rm (1) t j = 25 c v r = rated v r 0.1 ma t j = 125 c 4 typical junction capacitance c t v r = 5 v dc , (test signal range 100 khz to 1 mhz), 25 c 80 pf typical series inductance l s measured lead to lead 5 mm from package body 2.0 nh maximum voltage rate of charge 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 (1) , t stg - 55 to 150 c maximum thermal resistance, junction to lead r thjl (2) dc operation 36 c/w maximum thermal resistance, junction to ambient r thja 80 approximate weight 0.10 g 0.003 oz. marking device case style smb (similar do-214aa) v1f dp tot dt j ------------- 1 r thja -------------- <
document number: 94112 for technical ques tions within your region, please cont act one of the following: www.vishay.com revision: 23-jun-10 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com 3 vs-10bq040pbf schottky rectifier, 1.0 a vishay semiconductors fig. 1 - maximum forward voltage drop characteristics fig. 2 - typical reverse current vs. reverse voltage fig. 3 - typical junction capacitance vs. reverse voltage fig. 4 - maximum thermal impedance z thjc characteristics (per leg) 10 1 v fm - forward voltage drop (v) i f - instantaneous forward current (a) 0.1 0.2 0.4 0.6 0.8 1.0 t j = 25 c t j = 150 c t j = 125 c 10 0.01 0.001 v r - reverse voltage (v) i r - reverse current (ma) 0 0.0001 10 40 20 30 t j = 150 c t j = 125 c t j = 100 c t j = 75 c t j = 50 c t j = 25 c 0.1 1 515 25 35 1000 100 v r - reverse voltage (v) c t - junction capacitance (pf) 0 10 40 10 20 30 t j = 25 c t 1 - rectangular pulse duration (s) z thjc - thermal impedance (c/w) 0.1 1 10 0.00001 0.0001 0.001 0.01 0.1 1 10 100 100 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 d = 0.75 d = 0.33 d = 0.25 d = 0.20 d = 0.50
www.vishay.com for technical qu estions within your region, please contact one of the fo llowing: document number: 94112 4 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com revision: 23-jun-10 vs-10bq040pbf vishay semiconductors schottky rectifier, 1.0 a fig. 5 - maximum average forward current vs. allowable lead temperature fig. 6 - maximum average forward dissipation vs. average forward current fig. 7 - maximum peak surge forward current vs. pulse duration 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 i f(av) - average forward current (a) allowable lead temperature (c) 70 100 130 160 0 0.4 0.8 1.2 1.6 see note (1) square wave (d = 0.50) rated v r applied dc d = 0.20 d = 0.33 d = 0.50 d = 0.75 d = 0.25 80 90 110 120 140 150 i f(av) - average forward current (a) average power loss (w) 0 0.2 0.4 0.6 0.8 0 0.3 0.6 0.9 1.2 1.5 dc rms limit d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 t p - square wave pulse duration (s) 100 1000 i fsm - non-repetitive surge current (a) 10 100 1000 10 000 10 at any rated load condition and with rated v rrm applied following surge
document number: 94112 for technical ques tions within your region, please cont act one of the following: www.vishay.com revision: 23-jun-10 diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com 5 vs-10bq040pbf schottky rectifier, 1.0 a vishay semiconductors ordering information table 2 - current rating 3 - b = single lead diode 4 - q = schottky ?q? series 5 - voltage rating (040 = 40 v) 6 - none = box (1000 pieces) tr = tape and reel (3000 pieces) - pbf = lead (pb)-free 7 device code 5 13 24 67 vs- 10 b q 040 tr pbf 1 - hpp product suffix links to related documents dimensions www.vishay.com/doc?95017 part marking information www.vishay.com/doc?95029 packaging information tape and reel www.vishay.com/doc?95034 bulk www.vishay.com/doc?95397 spice model www.vishay.com/doc?95406
document number: 95017 for technical questions concer ning discrete products, cont act: diodes-tech@vishay.com www.vishay.com revision: 25-jun-07 for technical qu estions concerning module products , contact: ind-modules@vishay.com 1 smb outline dimensions vishay high power products dimensions in millimeters (inches) 3.80 (0.150) 3.30 (0.130) 4.70 (0.185) 4.10 (0.161) 2.15 (0.085) 1.80 (0.071) 2.40 (0.094) 1.90 (0.075) 1.30 (0.051) 0.76 (0.030) 0.30 (0.012) 0.15 (0.006) 5.60 (0.220) 5.00 (0.197) 4.0 (0.157) 2.0 typ. (0.079 typ.) 2.5 typ. (0.098 typ.) soldering pad 1 2 1 2 polarity part number 4.2 (0.165)
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