Bulletin PD-20283 rev. A 05/02 6TQ... 6TQ...S 6 Amp SCHOTTKY RECTIFIER IF(AV) = 6Amp VR = 35 to 45V Major Ratings and Characteristics Description/Features Characteristics 6TQ Units IF(AV) Rectangular waveform 6 A 35 to 45 V IFSM @ tp = 5 µs sine 690 A VF @ 6 Apk, TJ = 125°C 0.53 V TJ range - 55 to 175 °C VRRM range The 6TQ Schottky rectifier series has been optimized for low reverse leakage 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, free-wheeling diodes, and reverse battery protection. 175° C TJ operation High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability Case Styles 6TQ... S 6TQ... Base Cathode Base Cathode 2 1 Cathode TO-220 www.irf.com 3 Anode 3 1 Anode N/C 2 D PAK 1 6TQ... Series Bulletin PD-20283 rev. A 05/02 Voltage Ratings Part number VR 6TQ035 6TQ040 6TQ045 35 40 45 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 6TQ IF(AV) Max. Average Forward Current * See Fig. 5 IFSM 6 Max. Peak One Cycle Non-Repetitive 690 Surge Current * See Fig. 7 140 EAS Non-Repetitive Avalanche Energy IAR Repetitive Avalanche Current Units Conditions A A 8 mJ 1.20 A 50% duty cycle @ TC = 164° C, rectangular wave form 5µs Sine or 3µs Rect. pulse 10ms Sine or 6ms Rect. pulse Following any rated load condition and with rated VRRM applied TJ = 25 °C, IAS = 1.20 Amps, L = 11.10 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM 6TQ Max. Forward Voltage Drop (1) Units Conditions 0.60 V @ 6A 0.73 V @ 12A 0.53 V @ 6A 0.64 V @ 12A 0.8 mA TJ = 25 °C * See Fig. 2 7 mA TJ = 125 °C VF(TO) Threshold Voltage 0.35 V TJ = TJ max. * See Fig. 1 IRM Max. Reverse Leakage Current (1) TJ = 25 °C TJ = 125 °C VR = rated VR rt Forward Slope Resistance 18.23 mΩ CT Max. Junction Capacitance 400 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25 °C LS Typical Series Inductance 8.0 nH Measured lead to lead 5mm from package body 10000 V/ µs dv/dt Max. Voltage Rate of Change (Rated VR ) (1) Pulse Width < 300µs, Duty Cycle < 2% Thermal-Mechanical Specifications Parameters 6TQ Units Conditions TJ Max. Junction Temperature Range - 55 to 175 Tstg Max. Storage Temperature Range - 55 to 175 °C °C RthJC Max. Thermal Resistance Junction to Case 2.2 °C/W DC operation RthCS Typical Thermal Resistance, 0.50 °C/W Mounting surface , smooth and greased * See Fig. 4 Case to Heatsink 2 wt Approximate Weight T Mounting Torque 2 (0.07) g (oz.) Min. 6 (5) Max. 12 (10) Kg-cm (Ibf-in) www.irf.com 6TQ... Series Bulletin PD-20283 rev. A 05/02 1 00 100 T J = 17 5 C Reverse Current - I R (m A ) 150 C 125 C 1 100 C 0 .1 75 C 0.0 1 50 C 25 C 0 .0 0 1 0 .0 00 1 0 5 10 15 20 25 30 35 40 45 Reve rse V oltag e - V R (V ) 10 Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage 10 0 0 (pF) T J = 175˚C T T = 125˚C J Junction C ap acitan ce - C Instantaneous Forward Current - IF (A) 10 T = 25˚C J T J = 25 C 100 1 0.2 0.4 0.6 0.8 1 1.2 1.4 0 1.6 10 20 30 40 Forward Voltage Drop - VFM (V) Rev erse V oltag e - V R (V ) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage 50 Therm al Im p edance Z thJC ( C/W ) 10 1 0.1 D D D D D = = = = = 0 .7 5 0 .5 0 0 .3 3 0 .2 5 0 .2 0 PD M t1 Notes: 0.0 1 Sin gle Pu lse (The rm a l Resista nce) 0.001 0.0 000 1 0.0 001 0.0 01 0.01 t2 1. D uty factor D = t 1/ t 2 2. Peak TJ = PD M x Z thJC+ T C 0.1 1 10 100 t 1 , R ecta n gula r Pulse D u ra tio n (Sec o nd s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics www.irf.com 3 6TQ... Series Bulletin PD-20283 rev. A 05/02 5 17 5 17 0 Ave rage P ow er Loss - (W atts) Allow ab le C a se Tem pera ture - ( C ) 18 0 DC 16 5 Squa re w ave (D = 0.50) 80% Ra ted V R ap p lied 16 0 15 5 D D D D D 4 = = = = = 0.20 0.25 0.33 0.50 0.75 DC 3 RM S Lim it 2 1 see note (2) 0 15 0 0 1 2 3 4 5 6 7 8 0 9 A vera ge Forw ard C urren t - I F(A V) (A) 1 2 3 4 5 6 7 8 9 Averag e Forw a rd C urren t - I F (A V ) (A) Fig. 5 - Maximum Allowable Case Temperature Vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics N on -Repe titive Surge C urrent - I FSM (A) 10 0 0 At Any Rated Load C on dition An d W ith Rated V RRM A pplied Follow ing Surge 10 0 10 10 0 10 0 0 1 0 0 00 Sq uare W ave Pulse D ura tion - t p (m icrosec) Fig. 7 - Maximum Non-Repetitive Surge Current L IRFP460 D UT Rg = 25 ohm C UR RE N T M O N ITO R H IG H -SPE ED SW ITC H FREE-W HE EL D IO D E + V d = 25 V olt 40H FL40S02 Fig. 8 - Unclamped Inductive Test Circuit (2) Formula used: TC = TJ - (Pd + PdREV) x RthJC ; Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6); PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com 6TQ... Series Bulletin PD-20283 rev. A 05/02 Outline Table 10.54 (0.41) 1.32 (0.05) MAX. 3.78 (0.15) 3.54 (0.14) 1.22 (0.05) DIA. 6.48 (0.25) 6.23 (0.24) 2.92 (0.11) 2.54 (0.10) TERM 2 15.24 (0.60) 14.84 (0.58) 1 2° 3 14.09 (0.55) 3.96 (0.16) 13.47 (0.53) 3.55 (0.14) 0.10 (0.004) Base Cathode 2.04 (0.080) MAX. 1.40 (0.05) 2.89 (0.11) 1.15 (0.04) 2.64 (0.10) 0.94 (0.04) 0.69 (0.03) 1 3 0.61 (0.02) MAX. 4.57 (0.18) 1 Cathode 3 Anode 4.32 (0.17) 5.08 (0.20) REF. Conform to JEDEC outline TO-220AC Dimensions in millimeters and (inches) 4.69 (0.18) 4.20 (0.16) 10.16 (0.40) REF. 1.32 (0.05) 1.22 (0.05) 6.47 (0.25) 15.49 (0.61) 93° 6.18 (0.24) 14.73 (0.58) 5.28 (0.21) 2.61 (0.10) 4.78 (0.19) 2.32 (0.09) 0.55 (0.02) 8.89 (0.35) 3X REF. 1.40 (0.055) 1.14 (0.045) 2X Base Cathode 0.46 (0.02) 0.93 (0.37) MINIMUM RECOMMENDED FOOTPRINT 0.69 (0.27) 11.43 (0.45) 2 1 3 4.57 (0.18) 4.32 (0.17) 2 1 N/C 3 8.89 (0.35) 17.78 (0.70) 0.61 (0.02) MAX. 5.08 (0.20) REF. 3.81 (0.15) Anode 2.08 (0.08) 2X 2.54 (0.10) 2X Conform to JEDEC outline D2Pak (SMD-220) Dimensions in millimeters and (inches) www.irf.com 5 6TQ... Series Bulletin PD-20283 rev. A 05/02 Ordering Information Table Device Code 6 T Q 045 S 1 2 3 4 5 1 - Essential Part Number 2 - T = TO-220 3 - Q = Schottky Q Series 035 = 35V 4 - Voltage Rating 040 = 40V 5 - S = D2Pak 045 = 45V Data and specifications subject to change without notice. This product has been designed and qualified for Industrial Level. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 TAC Fax: (310) 252-7309 Visit us at www.irf.com for sales contact information. 05/02 6 www.irf.com This datasheet has been download from: www.datasheetcatalog.com Datasheets for electronics components.