Order this document by MBR4045WT/D SEMICONDUCTOR TECHNICAL DATA The SWITCHMODE power rectifier employs the use of the Schottky Barrier principle with a Platinum barrier metal. This state-of-the-art device has the following features: SCHOTTKY BARRIER RECTIFIER 40 AMPERES 45 VOLTS • Dual Diode Construction — Terminals 1 and 3 May Be Connected for Parallel Operation at Full Rating • 45 Volt Blocking Voltage • Low Forward Voltage Drop • Guardring for Stress Protection and High dv/dt Capability (> 10 V/ns) • Guaranteed Reverse Avalanche • 150°C Operating Junction Temperature Mechanical Characteristics • Case: Epoxy, Molded • Weight: 4.3 grams (approximately) • Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable • Lead Temperature for Soldering Purposes: 260°C Max. for 10 Seconds • Shipped 30 Units Per Plastic Tube • Marking: B4045 1 2,4 3 1 2 3 CASE 340K–01 TO–247AC MAXIMUM RATINGS Rating Symbol Max Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR 45 Volt Average Rectified Forward Current — Per Diode (Rated VR) @ TC = 125°C — Per Device IF(AV) 20 40 Amp Peak Repetitive Forward Current, Per Diode (Rated VR, Square Wave, 20 kHz) @ TC = 90°C IFRM 40 Amp Non Repetitive Peak Surge Current (Surge applied at rated load conditions halfwave, single phase, 60 Hz) IFSM 400 Amp Peak Repetitive Reverse Current (2.0 µs, 1.0 kHz) IRRM 2.0 Amp TJ – 65 to +150 °C Tstg – 65 to +175 °C Operating Junction Temperature Storage Temperature Peak Surge Junction Temperature (Forward Current Applied) Voltage Rate of Change TJ(pk) 175 °C dv/dt 10,000 V/µs RθJC 1.4 °C/W THERMAL CHARACTERISTICS Thermal Resistance — Junction to Case SWITCHMODE is a trademark of Motorola, Inc. This document contains information on a new product. Specifications and information herein are subject to change without notice. Rev 3 Rectifier Device Data Motorola, Inc. 1996 1 MBR4045WT ELECTRICAL CHARACTERISTICS Rating Symbol Instantaneous Forward Voltage (1) @ IF = 20 Amps, TC = 25°C @ IF = 20 Amps, TC = 125°C @ IF = 40 Amps, TC = 25°C @ IF = 40 Amps, TC = 125°C VF Instantaneous Reverse Current (1) @ Rated DC Voltage, TC = 25°C @ Rated DC Voltage, TC = 100°C IR Max Unit Volts 0.70 0.60 0.80 0.75 mA 1.0 50 (1) Pulse Test: Pulse Width = 300 µs, Duty Cycle < 2.0% TYPICAL ELECTRICAL CHARACTERISTICS 100 I R, REVERSE CURRENT (mA) i F, INSTANTANEOUS FORWARD CURRENT (AMPS) 100 10 TC = 150°C TC = 100°C 1 100 TC = 150°C 10 TC = 100°C 1 0.1 TC = 25°C TC = 25°C 200 300 400 500 600 700 vF, INSTANTANEOUS FORWARD VOLTAGE (mV) 800 0.01 0 C, CAPACITANCE (pF) 10000 1000 100 1 10 VR, REVERSE VOLTAGE (VOLTS) Figure 3. Typical Capacitance Per Leg 2 20 30 VR, REVERSE VOLTAGE (VOLTS) 40 50 Figure 2. Typical Reverse Current I F(AV), AVERAGE FORWARD CURRENT (AMPS) Figure 1. Typical Forward Voltage 10 100 30 25 20 15 DC SQUARE WAVE (VR = 45 V) 10 5 0 100 110 120 130 140 TC, CASE TEMPERATURE (°C) 150 160 Figure 4. Current Derating Per Leg Rectifier Device Data MBR4045WT PACKAGE DIMENSIONS 0.25 (0.010) –T– –Q– T B M M E –B– C 4 L U A R 1 K 2 3 –Y– P V F D 0.25 (0.010) M Y Q G H J DIM A B C D E F G H J K L P Q R U V MILLIMETERS MIN MAX 19.7 20.3 15.3 15.9 4.7 5.3 1.0 1.4 1.27 REF 2.0 2.4 5.5 BSC 2.2 2.6 0.4 0.8 14.2 14.8 5.5 NOM 3.7 4.3 3.55 3.65 5.0 NOM 5.5 BSC 3.0 3.4 STYLE 2: PIN 1. 2. 3. 4. ANODE 1 CATHODE(S) ANODE 2 CATHODE(S) INCHES MIN MAX 0.776 0.799 0.602 0.626 0.185 0.209 0.039 0.055 0.050 REF 0.079 0.094 0.216 BSC 0.087 0.102 0.016 0.031 0.559 0.583 0.217 NOM 0.146 0.169 0.140 0.144 0.197 NOM 0.217 BSC 0.118 0.134 S CASE 340K–01 ISSUE O Rectifier Device Data NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETER. 3 MBR4045WT Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of others. 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