VS-4PQ...PbF Series, VS-4PQ...-N3 Series Schottky Rectifier, x TO-47 node Base common cathode 3 ommon cathode node PRODUT SUMMRY Package TO-47 I F(V) x V R 8 V, V V F at I F.6 V I RM max. 5 m at 5 max. 75 Diode variation ommon cathode E S.5 mj FETURES 75 operation Low forward voltage drop High frequency operation High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Guard ring for enhanced ruggedness and long term reliability ompliant to RoHS Directive /95/E Designed and qualified according to JEDE-JESD47 Halogen-free according to IE 649-- definition (-N3 only) DESRIPTION The VS-4PQ... center tap Schottky rectifier has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 75 junction temperature. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. MJOR RTINGS ND HRTERISTIS SYMBOL HRTERISTIS VLUES UNITS I F(V) Rectangular waveform 4 V RRM 8/ V I FSM t p = 5 μs sine 95 V F pk, = 5 (per leg).6 V - 55 to 75 VOLTGE RTINGS PRMETER SYMBOL VS-4PQ8PbF VS-4PQ8-N3 VS-4PQPbF VS-4PQ-N3 UNITS Maximum working peak reverse voltage V RWM 8 8 V Maximum D reverse voltage V R BSOLUTE MXIMUM RTINGS PRMETER SYMBOL TEST ONDITIONS VLUES UNITS Maximum average forward current See fig. 5 I F(V) 5 % duty cycle at T = 45, rectangular waveform 4 Maximum peak one cycle 5 µs sine or 3 µs rect. pulse Following any rated load 95 non-repetitive surge current per leg I FSM condition and with rated See fig. 7 ms sine or 6 ms rect. pulse V RRM applied 3 Non-repetitive avalanche energy per leg E S = 5, I S =, L = 5.6 mh.5 mj urrent decaying linearly to zero in μs Repetitive avalanche current per leg I R Frequency limited by maximum V =.5 x V R typical.75 Revision: -Oct- Document Number: 94 RE SUBJET TO SPEIFI DISLIMERS, SET FORTH T www.vishay.com/doc?9
VS-4PQ...PbF Series, VS-4PQ...-N3 Series ELETRIL SPEIFITIONS PRMETER SYMBOL TEST ONDITIONS VLUES UNITS Maximum forward voltage drop per leg See fig. Note () Pulse width < 3 μs, duty cycle < % V FM ().77 = 5 4.9.6 = 5 4.75 Maximum reverse leakage current per leg = 5.5 I () RM V R = Rated V R See fig. = 5 5 m Maximum junction capacitance per leg T V R = 5 V D (test signal range khz to MHz) 5 6 pf Typical series inductance per leg L S Measured lead to lead 5 mm from package body 7.5 nh Maximum voltage rate of change dv/dt Rated V R V/μs V THERML - MEHNIL SPEIFITIONS PRMETER SYMBOL TEST ONDITIONS VLUES UNITS Maximum junction and storage temperature range, T Stg - 55 to 75 Maximum thermal resistance, junction to case per leg Maximum thermal resistance, junction to case per package Typical thermal resistance, case to heatsink pproximate weight Mounting torque Marking device R thj D operation See fig. 4.5 D operation.63 R ths Mounting surface, smooth and greased.4 /W 6 g. oz. minimum 6 (5) kgf cm Non-lubricated threads maximum () (lbf in) ase style TO-47 (JEDE) 4PQ8 4PQ Revision: -Oct- Document Number: 94 RE SUBJET TO SPEIFI DISLIMERS, SET FORTH T www.vishay.com/doc?9
VS-4PQ...PbF Series, VS-4PQ...-N3 Series I F - Instantaneous Forward urrent (). = 75 = 5 = 5.4.8..6. I R - Reverse urrent (m)... = 75 = 5 = 5 = = 75 = 5 = 5 4 6 8 V FM - Forward Voltage Drop (V) V R - Reverse Voltage (V) Fig. - Maximum Forward Voltage Drop haracteristics (Per Leg) Fig. - Typical Values of Reverse urrent vs. Reverse Voltage (Per Leg) T - Junction apacitance (pf) = 5 4 6 8 V R - Reverse Voltage (V) Fig. 3 - Typical Junction apacitance vs. Reverse Voltage (Per Leg) Z thj - Thermal Impedance ( /W).. Single pulse (thermal resistance) D =.5 D =.33 D =.5 D =.7 D =.8...... t - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance Z thj haracteristics (Per Leg) P DM Notes:. Duty factor D = t /t. Peak = P DM x Z thj + T t t Revision: -Oct- 3 Document Number: 94 RE SUBJET TO SPEIFI DISLIMERS, SET FORTH T www.vishay.com/doc?9
VS-4PQ...PbF Series, VS-4PQ...-N3 Series llowable ase Temperature ( ) 8 75 7 65 6 55 5 R thj (D) =.5 /W D 5 5 5 3 verage Power Loss (W) 8 6 4 8 6 4 D =.8 D =.7 D =.5 D =.33 D =.5 D RMS limit 5 5 5 3 I F(V) - verage Forward urrent () I F(V) - verage Forward urrent () Fig. 5 - Maximum llowable ase Temperature vs. verage Forward urrent (Per Leg) Fig. 6 - Forward Power Loss haracteristics (Per Leg) I FSM - Non-Repetitive Surge urrent () t any rated load condition and with rated V RRM applied following surge t p - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Non-Repetitive Surge urrent (Per Leg) L D.U.T. IRFP46 High-speed switch urrent monitor R g = 5 Ω Freewheel diode 4HFL4S + V d = 5 V Fig. 8 - Unclamped Inductive Test ircuit Revision: -Oct- 4 Document Number: 94 RE SUBJET TO SPEIFI DISLIMERS, SET FORTH T www.vishay.com/doc?9
VS-4PQ...PbF Series, VS-4PQ...-N3 Series ORDERING INFORMTION TBLE Device code VS- 4 P Q PbF 3 4 5 6 7 3 4 5 6 7 - product - urrent rating (4 = 4 ) - ircuit configuration: = ommon cathode - Package: P = TO-47 - Schottky Q series - Voltage code - Environmental digit 8 = 8 V = V PbF = Lead (Pb)-free and RoHS compliant -N3 = Halogen-free, RoHS compliant, and totally lead (Pb)-free ORDERING INFORMTION (Example) PREFERRED P/N QUNTITY PER T/R MINIMUM ORDER QUNTITY PKGING DESRIPTION VS-4PQ8PbF 5 5 ntistatic plastic tube VS-4PQ8-N3 5 5 ntistatic plastic tube VS-4PQPbF 5 5 ntistatic plastic tube VS-4PQ-N3 5 5 ntistatic plastic tube Dimensions Part marking information LINKS TO RELTED DOUMENTS TO-47 PbF TO-47 -N3 www.vishay.com/doc?953 www.vishay.com/doc?956 www.vishay.com/doc?957 Revision: -Oct- 5 Document Number: 94 RE SUBJET TO SPEIFI DISLIMERS, SET FORTH T www.vishay.com/doc?9
Outline Dimensions DIMENSIONS in millimeters and inches B () R/ Q (3) E N S Ø K M D B M (6) Ø P (Datum B) D FP x R () D D (4) 3 D Thermal pad 4 (5) L L See view B (4) E. M D B M x b 3 x b. M M b4 x e View - Planting (c) (b, b3, b5) Base metal c DDE E Lead assignments Diodes. - node/open. - athode 3. - node (b, b, b4) (4) Section -, D - D, E - E View B SYMBOL MILLIMETERS INHES MILLIMETERS INHES NOTES SYMBOL MIN. MX. MIN. MX. MIN. MX. MIN. MX. NOTES 4.65 5.3.83.9 D.5.3..5..59.87. E 5.9 5.87.6.65 3.5.49.59.98 E 3.7 -.54 - b.99.4.39.55 e 5.46 BS.5 BS b.99.35.39.53 FK.54. b.65.39.65.94 L 4. 6..559.634 b3.65.37.65.94 L 3.7 4.9.46.69 b4.59 3.43..35 N 7.6 BS.3 b5.59 3.38..33 P 3.56 3.66.4.44 c.38.86.5.34 P - 6.98 -.75 c.38.76.5.3 Q 5.3 5.69.9.4 D 9.7.7.776.85 3 R 4.5 5.49.78.6 D 3.8 -.55-4 S 5.5 BS.7 BS Notes () Dimensioning and tolerancing per SME Y4.5M-994 () ontour of slot optional (3) Dimension D and E do not include mold flash. Mold flash shall not exceed.7 mm (.5") per side. These dimensions are measured at the outermost extremes of the plastic body (4) Thermal pad contour optional with dimensions D and E (5) Lead finish uncontrolled in L (6) Ø P to have a maximum draft angle of.5 to the top of the part with a maximum hole diameter of 3.9 mm (.54") (7) Outline conforms to JEDE outline TO-47 with exception of dimension c Revision: 6-Jun- Document Number: 953 RE SUBJET TO SPEIFI DISLIMERS, SET FORTH T www.vishay.com/doc?9
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