Bulletin PD-20715 rev. B 12/01 MBR4045WT SCHOTTKY RECTIFIER 40 Amp IF(AV) = 40Amp VR = 45V Major Ratings and Characteristics Characteristics Description/Features Values Units 40 A IFRM @ TC = 125C (Per Leg) 40 A VRRM 45 V IFSM @ tp = 5 s sine 1020 A VF @ 20 Apk, TJ = 125C 0.56 V TJ range - 55 to 150 C IF(AV) Rectangular waveform (Per Device) The MBR4045WT center tap Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. The proprietary barrier technology allows for reliable operation up to 150 C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 150 C TJ operation Center tap TO-247 package High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Very low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability Case Styles MBR4045WT Base Common Cathode 2 1 Anode 1 TO-247AC www.irf.com 3 2 Anode 2 Common Cathode 1 MBR4045WT Bulletin PD-20715 rev. B 12/01 Voltage Ratings Part number VR MBR4045WT Max. DC Reverse Voltage (V) 45 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters Values Units IF(AV) Max.AverageForward (PerLeg) Current (PerDevice) IFRM Peak Repetitive Forward Current (Per Leg) IFSM 20 40 40 A A Max.Peak One Cycle Non-Repetitive 1020 Surge Current ( Per Leg) See fig.7 265 EAS Non-Repetitive Avalanche Energy (Per Leg) 20 mJ IAR Repetitive Avalanche Current (Per Leg) 3 A A Conditions @ TC = 125C, 50% duty cycle, rectangular waveform Rated V R , square wave, 20kHz TC = 125 C 5s Sine or 3s Rect. pulse Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated V RRM applied TJ = 25 C, IAS = 3 Amps, L = 4.40 mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters Values Units 0.59 0.78 V V @ 20A @ 40A TJ = 25 C 0.56 0.72 V V @ 20A @ 40A TJ = 125 C 1.75 mA 50 mA TJ = 100 C Rated DC voltage VF(TO) Threshold Voltage 85 0.29 mA V TJ = 125 C TJ = TJ max. rt Forward Slope Resistance 10.3 m CT Max. Junction Capacitance 900 pF 7.5 10000 nH V/ s VFM Max. Forward Voltage Drop (1) IRM Max. Instantaneus Reverse Current (1) LS Typical Series Inductance dv/dt Max. Voltage Rate of Change Conditions TJ = 25 C VR = 5VDC (test signal range 100Khz to 1Mhz) 25C Measured from top of terminal to mounting plane (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters Values Units TJ Max. Junction Temperature Range -55 to 150 C Tstg Max. Storage Temperature Range -55 to 175 C Conditions RthJC Max. Thermal Resistance Junction to Case (Per Package) 1.4 C/W DC operation RthCS Typical Thermal Resistance Case to Heatsink 0.7 C/W Mounting surface, smooth and greased wt Approximate Weight T Mounting Torque Min. Max. Case Style 2 6 (0.21) g (oz.) 6 (5) Kg-cm (Ibf-in) 12 (10) TO-247AC(TO-3P) JEDEC www.irf.com MBR4045WT Bulletin PD-20715 rev. B 12/01 1000 1000 TJ = 150C Reverse Current - I R (mA) 100 T = 150C 100C 1 75C 0.1 50C 0.01 25C 0.001 J 0 TJ = 125C 10 20 30 40 Reverse Voltage - VR (V) 50 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage TJ = 25C 1000 Junction Capacitance - C T (pF) Instantaneous Forward Current - I F (A) 100 125C 10 10 1 T = 25C J 100 0 0.4 0.8 1.2 1.6 Forward Voltage Drop - VFM (V) 2 0 Fig. 1 - Max. Forward Voltage Drop Characteristics 10 20 30 40 50 Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Thermal Impedance Z thJC (C/W) 10 = 0.75 1 D D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM t1 t2 0.1 Notes: Single Pulse (Thermal Resistance) 0.01 0.00001 0.0001 1. Duty factor D = t1 / t2 2. Peak T J = P DM x Z thJC + T C 0.001 0.01 0.1 1 t 1, Rectangular Pulse Duration (Seconds) 10 100 Fig. 4 - Max. Thermal Impedance ZthJC Characteristics www.irf.com 3 MBR4045WT Bulletin PD-20715 rev. B 12/01 20 Average Power Loss (Watts) Allowable Case Temperature (C) 160 DC 140 120 Square wave (D = 0.50) Rated VR applied 100 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 15 DC RMS Limit 10 5 see note (2) 80 0 5 10 15 20 25 Average Forward Current - I F(AV) (A) 0 30 0 Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current Non-Repetitive Surge Current - I FSM (A) 5 10 15 20 25 30 Average Forward Current - I F(AV) (A) Fig. 6 - Forward Power Loss Characteristics 1000 At Any Rated Load Condition And With Rated VRRM Applied Following Surge 100 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current L IRFP460 D UT Rg = 25 ohm C URRE NT M O N ITO R H IG H-SPE ED SW ITC H FR EE-W H E EL D IO D E + V d = 25 V olt 40H FL40 S02 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 = rated VR 4 www.irf.com MBR4045WT Bulletin PD-20715 rev. B 12/01 Outline Table 3.65 (0.144) 15.90 (0.626) 3.55 (0.139) 15.30 (0.602) DIA. 5.30 (0.209) 4.70 (0.185) 2.5 (0.098) 1.5 (0.059) 5.70 (0.225) 5.30 (0.208) 20.30 (0.800) 19.70 (0.775) BASE COMMON CATHODE 5.50 (0.217) 1 2 4.50 (0.177) (2 PLCS.) 3 2 1 14.80 (0.583) 14.20 (0.559) 1.40 (0.056) 1.00 (0.039) 5.47 (0.216) ANODE 4.30 (0.170) 3.70 (0.145) 2.20 (0.087) MAX. 2 COMMON CATHODE 3 ANODE 2.40 (0.095) MAX. 0.80 (0.032) 3.20 (0.126) MAX. 0.40 (0.213) 5.43 (0.213) Conform to JEDEC outline TO-247AC (TO-3P) Dimensions in millimeters and (inches) Marking Information THIS IS A MBR4045WT WITH LOT CODE 58 07 ASSEMBLED ON WW 21, 2000 IN THE ASSEMBLY LINE "L" INTERNATIONAL RECTIFIER LOGO ASSEMBLY LOT CODE www.irf.com PART NUMBER MBR4045WT 58 035H 07 DATE CODE YEAR 0 = 2000 WEEK 35 LINE H 5 MBR4045WT Bulletin PD-20715 rev. B 12/01 MBR4045WT ******************************************** This model has been developed by Wizard SPICE MODEL GENERATOR (1999) (International Rectifier Corporation) contains Proprietary Information ******************************************** SPICE Model Diode is composed by a simple diode plus paralled VCG2T ******************************************** .SUBCKT MBR4045WT ANO CAT D1 ANO 1 DMOD (0.07089) *Define diode model .MODEL DMOD D(IS=1.87674447387184E-04A,N=1.0815129563336,BV=51V, + IBV=0.370052071012812A,RS= 0.000482052,CJO=1.77083341686508E-08, + VJ=2.63120433908928,XTI=2, EG=0.680665296447736) ******************************************** *Implementation of VCG2T VX 1 2 DC 0V R1 2 CAT TRES 1E-6 .MODEL TRES RES(R=1,TC1=30.266567848718) GP1 ANO CAT VALUE={-ABS(I(VX))*(EXP((((-2.374754E-03/30.26657)*((V(2,CAT)*1E6)/(I(VX)+1E-6)1))+1)*6.049001E-02*ABS(V(ANO,CAT)))-1)} ******************************************** .ENDS MBR4045WT Thermal Model Subcircuit .SUBCKT MBR4045WT 5 1 CTHERM1 CTHERM2 CTHERM3 CTHERM4 5 4 3 2 4 3 2 1 8.75E-01 1.19E+01 7.69E+01 4.98E+02 RTHERM1 RTHERM2 RTHERM1 RTHERM1 5 4 3 2 4 3 2 1 1.00E-04 7.15E-01 5.30E-01 1.50E-01 .ENDS MBR4045WT 6 www.irf.com MBR4045WT Bulletin PD-20715 rev. B 12/01 Ordering Information Table Device Code MBR 40 45 WT 1 2 3 4 1 - Schottky MBR Series 2 - Currrent Rating : 40 = 40A 3 - Voltage Rating : 45 = 45V 4 - Circuit Configuration : Center Tap (Dual) TO-247 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. 12/01 www.irf.com 7