Bulletin PD-2.325 rev. E 01/03 MBR735/ MBR745 MBRB735/ MBRB745 SCHOTTKY RECTIFIER 7.5 Amp Major Ratings and Characteristics Characteristics IF(AV) Description/ Features Values Units 7.5 A 35/ 45 V Rectangular waveform VRRM IFSM @ tp = 5 s sine 690 A VF @ 7.5 Apk, TJ = 125C 0.57 V TJ range - 65 to 150 C The MBR7.. Schottky rectifier has been optimized for low reverse leakage at high temperature. 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 High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance High frequency operation Guard ring for enhanced ruggedness and long term reliability Case Styles MBR735/ MBR745 MBRB735/ MBRB745 Base Cathode Base Cathode 2 1 Cathode 3 Anode TO-220AC www.irf.com 1 3 Anode N/C D2PAK 1 MBR735/ MBR745, MBRB735/ MBRB745 Bulletin PD-2.325 rev. E 01/03 Voltage Ratings Parameters VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) MBR.735 MBR.745 35 45 Absolute Maximum Ratings MBR.. Units Conditions Parameters IF(AV) Max. Average Forward Current IFSM Non-Repetitive Peak Surge Current 7.5 A @ TC = 131 C (Rated VR) 690 A Following any rated load 5s Sine or 3s Rect. pulse condition and with rated VRRM applied 150 Surge applied at rated load condition halfwave single phase 60Hz EAS Non-Repetitive Avalanche Energy 7 mJ TJ = 25 C, IAS = 2 Amps, L = 3.5 mH IAR Repetitive Avalanche Current 2 A Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications MBR.. Units Conditions Parameters VFM IRM Max. Forward Voltage Drop(1) 0.84 V @ 15A TJ = 25 C 0.57 V @ 7.5A TJ = 125 C 0.72 V @ 15A Max. Instantaneus Reverse Current 0.1 mA TJ = 25 C (1) 15 mA TJ = 125 C Rated DC voltage CT Max. Junction Capacitance 400 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C LS Typical Series Inductance 8.0 nH Measured from top of terminal to mounting plane 1000 V/ s dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications MBR.. Units Conditions Parameters TJ Max. Junction Temperature Range - 65 to 150 C Tstg Max. Storage Temperature Range - 65 to 175 C RthJC Max. Thermal Resistance Junction to Case 3.0 C/W DC operation RthCS Typical Thermal Resistance, Case to Heatsink 0.50 C/W Mounting surface, smooth and greased wt Approximate Weight T MountingTorque 2 2 (0.07) g (oz.) Min. 6 (5) Max. 12 (10 Kg-cm (Ibf-in) www.irf.com MBR735/ MBR745, MBRB735/ MBRB745 Bulletin PD-2.325 rev. E 01/03 100 Reverse Current - I R (mA) T J = 150C 10 125C 1 100C 0.1 75C 50C 0.01 25C 0.001 0.0001 0 10 5 10 15 20 25 30 35 40 45 Reverse Voltage - VR (V) Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) T = 150C J T = 125C J 1000 T = 25C J T = 25C Junction Capacitance - C T (p F) Instantaneous Forward Current - I F (A) 100 J 100 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 Forward Voltage Drop - VFM (V) 0 2 10 20 30 40 50 Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Thermal Impedance Z thJC (C/W) 10 1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM 0.1 t1 t2 0.01 Single Pulse (Thermal Resistance) Notes: 1. Duty factor D = t1/ t2 2. Peak Tj = Pdm x ZthJC + Tc 0.001 0.00001 0.0001 0.001 0.01 0.1 1 10 t1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 MBR735/ MBR745, MBRB735/ MBRB745 Bulletin PD-2.325 rev. E 01/03 7 140 Average Power Loss (Watts) Allowable Case Temperature (C) 150 DC 130 Square Wave (D = 0.50) Rated Vr Applied D D D D D 6 5 = = = = = 0.75 0.50 0.33 0.25 0.20 4 RMS Limit DC 3 2 1 see note (2) 120 0 0 2 4 6 8 10 0 12 Average Forward Current - IF(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current Non-Repetitive Surge Current - I FSM (A) 2 4 6 8 10 12 Average Forward Current - IF(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 - tp (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) (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 MBR735/ MBR745, MBRB735/ MBRB745 Bulletin PD-2.325 rev. E 01/03 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) Base Cathode 0.10 (0.004) 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 Cathode 1 3 3 Anode 0.61 (0.02) MAX. 4.57 (0.18) 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 0.46 (0.02) 0.93 (0.37) MINIMUM RECOMMENDED FOOTPRINT 0.69 (0.27) 11.43 (0.45) Base Cathode 2 1 3 4.57 (0.18) 4.32 (0.17) 8.89 (0.35) 17.78 (0.70) 2 0.61 (0.02) MAX. 5.08 (0.20) REF. 1 N/C 3.81 (0.15) 3 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 MBR735/ MBR745, MBRB735/ MBRB745 Bulletin PD-2.325 rev. E 01/03 Tape & Reel Information TRR 1.60 (0.063) 1.50 (0.059) 4.10 (0.161) 3.90 (0.153) FEED DIR ECTION 1.60 (0.063) 1.50 (0.059) 1.85 (0.073) DIA. 0.368 (0.0145) 0.342 (0.0135) 11.60 (0.457) 1.65 (0.065) 11.40 (0.449) 15.42 (0.609) 15.22 (0.601) TRL 1.75 (0.069) 10.90 (0.429) 1.25 (0.049) 10.70 (0.421) 24.30 (0.957) 23.90 (0.941) DIA. 4.72 (0.186) 16.10 (0.634) 4.52 (0.178) 15.90 (0.626) FEED DIRECTION 13.50 (0.532) 26.40 (1.039) 12.80 (0.504) DIA. 24.40 (0.961) SMD-220 Tape & Reel When ordering, indicate the part number, part orientation, and the quantity. Quantities are in multiples 60 (2.362) 360 (14.173) of 800 pieces per reel for both TRL and TRR. D IA . MIN . DIA. MAX. Dimensions in millimeters and (inches) Ordering Information Table Device Code MBR B 7 45 1 2 3 4 1 - Essential Part Number 2 - Package Style: none = TO-220 B 6 3 - Current Rating 4 - Voltage Rating = D2 Pak 35 = 35V 45 = 45V www.irf.com MBR735/ MBR745, MBRB735/ MBRB745 Bulletin PD-2.325 rev. E 01/03 MBR745 ******************************************** * 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 MBR745 ANO CAT D1 ANO 1 DMOD (0.03191) *Define diode model .MODEL DMOD D(IS=9.72464638473799E-05A,N=1.30648926537753,BV=52V, + IBV=0.195508065728349A,RS= 0.000727548,CJO=1.94829876431799E-08, + VJ=2.27282978121533,XTI=2, EG=0.854458710837653) ******************************************** *Implementation of VCG2T VX 1 2 DC 0V R1 2 CAT TRES 1E-6 .MODEL TRES RES(R=1,TC1=27.6281424524011) GP1 ANO CAT VALUE={-ABS(I(VX))*(EXP((((-5.219758E-03/27.62814)*((V(2,CAT)*1E6)/(I(VX)+1E-6)1))+1)*7.000165E-02*ABS(V(ANO,CAT)))-1)} ******************************************** .ENDS MBR745 Thermal Model Subcircuit .SUBCKT MBR745 5 1 CTHERM1 CTHERM2 CTHERM3 CTHERM4 5 4 3 2 4 3 2 1 1.05E+00 4.44E+00 1.16E+01 6.12E+01 RTHERM1 RTHERM2 RTHERM1 RTHERM1 5 4 3 2 4 3 2 1 1.33E+00 1.19E+00 3.81E-01 9.54E-02 .ENDS MBR745 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. 01/03 www.irf.com 7