PD-2.322 rev. B 06/99 MBR2545CT MBRB2545CT MBR2545CT-1 SCHOTTKY RECTIFIER 30 Amp Description/Features Major Ratings and Characteristics Characteristics This center tap 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. Values Units 30 A 30 A 150 C TJ operation Center tap TO-220 and D2Pak packages VRRM 35/45 V IFSM @ tp = 5 s sine 1060 A Low forward voltage drop High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance High frequency operation VF @ 30 Apk, TJ = 125C 0.73 V TJ range - 65 to 150 C IF(AV) Rectangular waveform (Per Device) IFRM @ TC = 130C (Per Leg) Guard ring for enhanced ruggedness and long term reliability Case Styles MBR2535CT MBR2545CT MBRB2535CT MBRB2545CT MBR2535CT-1 MBR2545CT-1 TO-220 D2PAK TO-262 www.irf.com 1 MBR2545CT, MBRB2545CT, MBR2545CT-1 PD-2.322 rev. B 06/99 Voltage Ratings Parameters VR MBR2535CT MBRB2535CT MBR2535CT-1 MBR2545CT MBRB2545CT MBR2545CT-1 35 45 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward (Per Leg) Current (Per Device) IFRM Peak Repetitive Forward Current (Per Leg) IFSM Non Repetitive Peak Surge Current Values Units 15 30 30 A @ T C = 130 C, (Rated VR) A Rated V R, square wave, 20kHz T C = 130 C 1060 A 150 IRRM Peak Repetitive Reverse Surge Current Conditions 5s Sine or 3s Following any rated load condition and with rated V RRM applied Rect. pulse Surge applied at rated load conditions halfwave, single phase, 60Hz 2.0 sec 1.0 KHz 1.0 A Values Units 0.82 V @ 30A T J = 25 C 0.73 V @ 30A T J = 125 C 0.2 mA T J = 25 C 40 mA T J = 125 C T J = TJ max. Electrical Specifications Parameters VFM Max. Forward Voltage Drop (1) IRM Max. Instantaneus Reverse Current (1) Conditions Rated DC voltage VF(TO) Threshold Voltage 0.355 V rt Forward Slope Resistance 12.3 m CT Max. Junction Capacitance 700 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 Parameters Values Units TJ Max. Junction Temperature Range -65 to 150 C Tstg Max. Storage Temperature Range -65 to 175 C Conditions RthJC Max. Thermal Resistance Junction to Case (Per Leg) 1.5 C/W DC operation RthCS Typical Thermal Resistance Case to Heatsink 0.50 C/W Mounting surface, smooth and greased Only for TO-220 wt Approximate Weight T Mounting Torque 2 2 (0.07) Min. 6 (5) Max. 12 (10) g (oz.) Kg-cm Non-lubricated threads (Ibf-in) www.irf.com MBR2545CT, MBRB2545CT, MBR2545CT-1 PD-2.322 rev. B 06/99 100 T J = 150C 10 125C 1 100C 0.1 75C 50C 0.01 25C 0.001 T = 150C J 0.0001 0 T = 125C 5 J 10 10 15 20 25 30 35 40 45 Reverse Voltage - VR (V) T = 25C Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) J T (pF) 1000 TJ = 25C Junction Capacitance - C Instantaneous Forward Current - I F (A) Reverse Current - I R (mA) 100 1 0.2 0.4 0.6 0.8 1 1.2 1.4 100 0 10 20 30 40 50 Forward Voltage Drop - V FM (V) Reverse Voltage - VR (V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) Thermal Impedance Z thJC (C/W) 10 1 D D D D D = 0.75 = 0.50 = 0.33 = 0.25 = 0.20 PDM t1 0.1 Notes: Single Pulse (Thermal Resistance) 0.01 0.00001 0.0001 0.001 t2 1. Duty factor D = t 1/ t 2 2. Peak TJ = PDM x Z thJC+ T C 0.01 0.1 1 10 t 1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance Z thJC Characteristics (Per Leg) www.irf.com 3 MBR2545CT, MBRB2545CT, MBR2545CT-1 PD-2.322 rev. B 06/99 14 Average Power Loss - (Watts) Allowable Case Temperature - (C) 150 140 DC 130 Square wave (D = 0.50) Rated V R applied 120 110 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 12 10 DC RMS Limit 8 6 4 2 see note (2) 0 100 0 4 8 12 16 20 0 24 Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) 10 15 20 25 Fig. 6 - Forward Power Loss Characteristics (Per Leg) 1000 Non-Repetitive Surge Current - I FSM (A) 5 Average Forward Current - I F(AV) (A) 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 (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); Pd REV = Inverse Power Loss = VR1 x I R (1 - D); IR @ VR1= rated VR 4 www.irf.com MBR2545CT, MBRB2545CT, MBR2545CT-1 PD-2.322 rev. B 06/99 Ordering Information Table Device Code MBR B 25 45 CT -1 1 2 3 4 5 6 1 - Essential Part Number 2 - B = Surface Mount 3 - Current Rating 4 - Voltage code: Code = VRRM 5 - CT= Essential Part Number 6 - -1 = TO-262 None = TO-220 35 = 35V 45 = 45V None = TO-220 Outline Table 10.54 (0.41) MAX. 1.32 (0.05) 3.78 (0.15) 1.22 (0.05) DIA. 3.54 (0.14) 2.92 (0.11) 15.24 (0.60) 6.48 (0.25) 6.23 (0.24) 2.54 (0.10) TERM 2 14.84 (0.58) 1 2 3 14.09 (0.55) 3.96 (0.16) 13.47 (0.53) 3.55 (0.14) 2 0.10 (0.004) 2.04 (0.080) MAX. BASE COMMON CATHODE 2 2.89 (0.11) 1.40 (0.05) 1.15 (0.04) 0.94 (0.04) 2.64 (0.10) 0.69 (0.03) 1 1 2 3 4.57 (0.18) 0.61 (0.02) MAX. 4.32 (0.17) 2 3 ANODE COMMON ANODE CATHODE 1 2 Conform to JEDEC outline TO-220AB Dimensions are in millimeters and (inches) 5.08 (0.20) REF. www.irf.com 5 MBR2545CT, MBRB2545CT, MBR2545CT-1 PD-2.322 rev. B 06/99 Outline Table 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 BASE COMMON CATHODE 2 RE F. 1.40 (0.055) 1.14 (0.045) 2X 1 1 2 0.46 (0.02) 0.93 (0.37) MINIMUM RECOMMENDED FOOTPRINT 0.69 (0.27) 11.43 (0.45) 3 4.57 (0.18) 3 8.89 (0.35) 4.32 (0.17) ANODE COMMON ANODE CATHODE 1 2 17.78 (0.70) 2 0.61 (0.02) MAX . 5.08 (0.20) REF. 3.81 (0.15) 2.08 (0.08) Conform to JEDEC outline D2Pak (SMD-220) Dimensions are in millimeters and (inches) 2X 2.54 (0.10) 2X Tape & Reel Information TRR 1.60 (0.063) 1.50 (0.059) 4.10 (0.161) 3.90 (0.153) FEED DIR ECTION 1.85 (0.07 3) 1.65 (0.06 5) 1.60 (0.063) 1.50 (0.059) DIA. 0.368 (0.014 5) 0.342 (0.013 5) 11.60 (0.4 57) 11.40 (0.4 49) 15 .42 (0.6 09) 15 .22 (0.6 01) TRL 10 .90 (0.4 29) 10 .70 (0.4 21) 1.75 (0 .06 9) DIA. 1.25 (0 .04 9) 16 .10 (0.634) 15 .90 (0.626) 24 .30 (0 .957) 23 .90 (0 .941) 4.72 (0.18 6) 4.52 (0.17 8) FEED DIRECTION 13.50 (0.5 32) 12.80 (0.5 04) DIA. 26 .40 (1.0 39) 24 .40 (0.9 61) SMD-220 Tape & Reel When ordering, indicate th e part 360 (1 4.173) DIA. MAX. 60 (2 .36 2) D IA. M IN . num ber, part orientation, and the quantity. Quantitie s are in multiples of 800 piece s per reel fo r bo th TRL and T RR. Dimensions are in millimeters and (inches) 6 www.irf.com MBR2545CT, MBRB2545CT, MBR2545CT-1 PD-2.322 rev. B 06/99 Outline Table Modified JEDEC outline TO-262 Dimensions in millimeters and (inches) BASE COMMON CATHODE 2 1 2 3 ANODE COMMON ANODE CATHODE 1 2 WORLD HEADQUARTERS: EUROPEAN HEADQUARTERS: IR CANADA: IR GERMANY: IR ITALY: IR FAR EAST: IR SOUTHEAST ASIA: IR TAIWAN: http://www.irf.com www.irf.com 233 Kansas St., El Segundo, California 90245 U.S.A. Tel: (310) 322 3331. Fax: (310) 322 3332. Hurst Green, Oxted, Surrey RH8 9BB, U.K. Tel: ++ 44 1883 732020. Fax: ++ 44 1883 733408. 15 Lincoln Court, Brampton, Markham, Ontario L6T3Z2. Tel: (905) 453 2200. Fax: (905) 475 8801. Saalburgstrasse 157, 61350 Bad Homburg. Tel: ++ 49 6172 96590. Fax: ++ 49 6172 965933. Via Liguria 49, 10071 Borgaro, Torino. Tel: ++ 39 11 4510111. Fax: ++ 39 11 4510220. K&H Bldg., 2F, 30-4 Nishi-Ikebukuro 3-Chome, Toshima-Ku, Tokyo, Japan 171. Tel: 81 3 3983 0086. 1 Kim Seng Promenade, Great World City West Tower,13-11, Singapore 237994. Tel: ++ 65 838 4630. 16 Fl. Suite D.207, Sec. 2, Tun Haw South Road, Taipei, 10673, Taiwan. Tel: 886 2 2377 9936. Fax-On-Demand: +44 1883 733420 Data and specifications subject to change without notice. 7