Schottky Rectifier, 6 A 6TQ...PbF Series TO-220AC PRODUCT SUMMARY I F(AV) V R Base cathode 2 3 Cathode Anode 6 A 35 to 45 V FEATURES 75 C operation High frequency operation Low forward voltage drop High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Pb-free Available RoHS* COMPLIANT Guard ring for enhanced ruggedness and long term reliability Lead (Pb)-free ( PbF suffix) Designed and qualified for industrial level DESCRIPTION The 6TQ...PbF Schottky rectifier series has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 75 C junction temperature. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. MAJOR RATINGS AND CHARACTERISTICS SYMBOL CHARACTERISTICS VALUES UNITS I F(AV) Rectangular waveform 6 A V RRM Range 35 to 45 V I FSM t p = 5 µs sine 690 A V F 6 Apk, = 25 C 0.53 V Range - 55 to 75 C VOLTAGE RATINGS PARAMETER SYMBOL 6TQ035PbF 6TQ040PbF 6TQ045PbF UNITS Maximum DC reverse voltage V R Maximum working peak reverse voltage V RWM 35 40 45 V 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 = 64 C, rectangular waveform 6 A Maximum peak one cycle 5 µs sine or 3 µs rect. pulse Following any rated load 690 non-repetitive surge current I FSM condition and with rated A See fig. 7 0 ms sine or 6 ms rect. pulse V RRM applied 40 Non-repetitive avalanche energy E AS = 25 C, I AS =.20 A, L =.0 mh 8 mj Current decaying linearly to zero in µs Repetitive avalanche current I AR Frequency limited by maximum V A =.5 x V R typical.20 A * Pb containing terminations are not RoHS compliant, exemptions may apply Document Number: 94252 For technical questions, contact: diodes-tech@vishay.com www.vishay.com Revision: 06-Jun-08
6TQ...PbF Series Schottky Rectifier, 6 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS 6 A 0.60 = 25 C Maximum forward voltage drop 2 A 0.73 V () FM See fig. 6 A 0.53 = 25 C 2 A 0.64 V Maximum reverse leakage current = 25 C 0.8 I RM See fig. 2 V R = Rated V R = 25 C 7 ma Threshold voltage V F(TO) 0.35 V = maximum Forward slope resistance r t 8.23 mω Maximum junction capacitance C T V R = 5 V DC (test signal range khz to MHz) 25 C 400 pf Typical series inductance L S Measured lead to lead 5 mm from package body 8 nh Maximum voltage rate of change dv/dt Rated V R 0 000 V/µs Note () Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum junction and storage temperature range, T Stg - 55 to 75 C Maximum thermal resistance, junction to case Typical thermal resistance, case to heatsink Approximate weight Mounting torque Marking device R thjc DC operation See fig. 4 R thcs Mounting surface, smooth and greased 0.50 2.2 C/W 2 g 0.07 oz. minimum 6 (5) kgf cm maximum 2 (0) (lbf in) Case style TO-220AC 6TQ035 6TQ040 6TQ045 www.vishay.com For technical questions, contact: diodes-tech@vishay.com Document Number: 94252 2 Revision: 06-Jun-08
Schottky Rectifier, 6 A 6TQ...PbF Series I F - Instantaneous Forward Current (A) 0 = 75 C = 25 C = 25 C I R - Reverse Current (ma) 0 0. 0.0 0.00 = 75 C = 25 C = 75 C = 50 C = 50 C = C = 25 C 0.2 0.4 0.6 0.8.0.2.4.6 V FM - Forward Voltage Drop (V) Fig. - Maximum Forward Voltage Drop Characteristics 0.000 0 5 0 5 20 25 30 35 40 45 V R - Reverse Voltage (V) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage 0 C T - Junction Capacitance (pf) = 25 C 0 0 20 30 40 50 V R - Reverse Voltage (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage Z thjc - Thermal Impedance ( C/W) 0 0. 0.0 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 Single pulse (thermal resistance) 0.00 0.0000 0.000 0.00 0.0 0. 0 t - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance Z thjc Characteristics P DM Notes:. Duty factor D = t /t 2. 2. Peak = P DM x Z thjc + T C t t 2 Document Number: 94252 For technical questions, contact: diodes-tech@vishay.com www.vishay.com Revision: 06-Jun-08 3
6TQ...PbF Series Schottky Rectifier, 6 A Allowable Case Temperature ( C) 80 75 70 65 60 55 Square wave (D = 0.50) 80 % rated V R applied DC See note () 50 0 2 3 4 5 6 7 8 9 Average Power Loss (W) 5 4 3 2 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 DC RMS limit 0 0 2 3 4 5 6 7 8 9 I F(AV) - Average Forward Current (A) I F(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics I FSM - Non-Repetitive Surge Current (A) 0 At any rated load condition and with rated V RRM applied following surge 0 0 0 000 t p - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Non-Repetitive Surge Current L D.U.T. IRFP460 High-speed switch Current monitor R g = 25 Ω Freewheel diode 40HFL40S02 + V d = 25 V Fig. 8 - Unclamped Inductive Test Circuit Note () Formula used: T C = - (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 R x I R ( - D); I R at V R = 80 % rated V R www.vishay.com For technical questions, contact: diodes-tech@vishay.com Document Number: 94252 4 Revision: 06-Jun-08
Schottky Rectifier, 6 A 6TQ...PbF Series ORDERING INFORMATION TABLE Device code 6 T Q 045 PbF 2 3 4 5 - Current rating (6 = 6 A) 2 - Package: T = TO-220 3 - Schottky Q series 4 - Voltage ratings 5 - None = Standard production PbF = Lead (Pb)-free 035 = 35 V 040 = 40 V 045 = 45 V Tube standard pack quantity: 50 pieces Dimensions Part marking information LINKS TO RELATED DOCUMENTS http://www.vishay.com/doc?9522 http://www.vishay.com/doc?95224 Document Number: 94252 For technical questions, contact: diodes-tech@vishay.com www.vishay.com Revision: 06-Jun-08 5
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