Order this document by MBR735/D SEMICONDUCTOR TECHNICAL DATA . . . using the Schottky Barrier principle with a platinum barrier metal. These state–of–the–art devices have the following features: • • • • • MBR745 is a Motorola Preferred Device Guardring for Stress Protection Low Forward Voltage 150°C Operating Junction Temperature Guaranteed Reverse Avalanche Epoxy Meets UL94, VO at 1/8″ SCHOTTKY BARRIER RECTIFIERS 7.5 AMPERES 35 and 45 VOLTS Mechanical Characteristics: • Case: Epoxy, Molded • Weight: 1.9 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 50 units per plastic tube • Marking: B735, B745 4 3 1 1, 4 3 CASE 221B–03 TO–220AC MAXIMUM RATINGS Rating Symbol MBR735 MBR745 Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR 35 45 Volts Average Rectified Forward Current (Rated VR) TC = 105°C IF(AV) 7.5 7.5 Amps Peak Repetitive Forward Current (Rated VR, Square Wave, 20 kHz) TC = 105°C IFRM 15 15 Amps Nonrepetitive Peak Surge Current (Surge applied at rated load conditions halfwave, single phase, 60 Hz) IFSM 150 150 Amps Peak Repetitive Reverse Surge Current (2.0 µs, 1.0 kHz) IRRM 1.0 1.0 Amp TJ *65 to +150 *65 to +175 Storage Temperature Tstg *65 to +150 *65 to +175 Voltage Rate of Change (Rated VR) dv/dt 1000 10000 V/µs Maximum Thermal Resistance, Junction to Case RθJC 3.0 3.0 °C/W Maximum Thermal Resistance, Junction to Ambient RθJA 60 60 °C/W 0.57 0.72 0.84 0.57 0.72 0.84 15 0.1 15 0.1 Operating Junction Temperature °C °C THERMAL CHARACTERISTICS ELECTRICAL CHARACTERISTICS Maximum Instantaneous Forward Voltage (1) (iF = 7.5 Amps, TC = 125°C) (iF = 15 Amps, TC = 125°C) (iF = 15 Amps, TC = 25°C) vF Maximum Instantaneous Reverse Current (1) (Rated dc Voltage, TC = 125°C) (Rated dc Voltage, TC = 25°C) iR Volts mA (1) Pulse Test: Pulse Width = 300 µs, Duty Cycle ≤ 2.0%. SWITCHMODE is a trademark of Motorola, Inc. Preferred devices are Motorola recommended choices for future use and best overall value. Rev 1 Device Rectifier Motorola, Inc. 1996 Data 1 50 100 30 20 TJ = 125°C TJ = 150°C 10 IR , REVERSE CURRENT (mA) 25°C 75°C 10 7.0 5.0 3.0 2.0 1.0 0.7 0.5 125°C 100°C 1.0 75°C 0.1 0.01 25°C 0.001 0.2 0.4 0.8 0.6 1.2 1.0 30 Figure 1. Typical Forward Voltage Figure 2. Typical Reverse Current dc 6.0 5.0 180° SQUARE WAVE 4.0 3.0 RATED VOLTAGE APPLIED RqJC = 3.0°C/W 1.0 0 110 120 130 140 50 40 VR, REVERSE VOLTAGE (VOLTS) 7.0 100 20 iF, INSTANTANEOUS FORWARD VOLTAGE (VOLTS) 8.0 2.0 10 0 I F(AV) , AVERAGE FORWARD CURRENT (AMPS) IF(AV) , AVERAGE FORWARD CURRENT (AMPS) i F, INSTANTANEOUS FORWARD CURRENT (AMPS) 8.0 RATED VOLTAGE APPLIED 7.0 dc RqJA = 16°C/W RqJA = 60°C/W (No Heat Sink) 6.0 5.0 4.0 180° SQUARE WAVE 3.0 dc 2.0 1.0 0 150 0 20 60 40 80 100 120 140 TC, CASE TEMPERATURE (°C) TA, AMBIENT TEMPERATURE (°C) Figure 3. Current Derating, Case Figure 4. Current Derating, Ambient PF(AV) , AVERAGE FORWARD POWER DISSIPATION (WATTS) 7.0 160 X 180° 6.0 180° 5.0 dc 4.0 3.0 2.0 1.0 0 0 2.0 4.0 6.0 8.0 10 12 14 16 18 20 IF(AV), AVERAGE FORWARD CURRENT (AMPS) Figure 5. Power Dissipation 2 Rectifier Device Data PACKAGE DIMENSIONS C B F S T Q 4 A U 1 3 H K L D G R J NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. DIM A B C D F G H J K L Q R S T U INCHES MIN MAX 0.595 0.620 0.380 0.405 0.160 0.190 0.025 0.035 0.142 0.147 0.190 0.210 0.110 0.130 0.018 0.025 0.500 0.562 0.045 0.060 0.100 0.120 0.080 0.110 0.045 0.055 0.235 0.255 0.000 0.050 MILLIMETERS MIN MAX 15.11 15.75 9.65 10.29 4.06 4.82 0.64 0.89 3.61 3.73 4.83 5.33 2.79 3.30 0.46 0.64 12.70 14.27 1.14 1.52 2.54 3.04 2.04 2.79 1.14 1.39 5.97 6.48 0.000 1.27 CASE 221B–03 (TO–220AC) ISSUE B Rectifier Device Data 3 Motorola reserves the right to make changes without further notice to any products herein. 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