MBR2535CT THRU MBR25100CT 25.0 AMPS. Schottky Barrier Rectifiers Voltage Range 35 to 100 Volts Current 25.0 Amperes TO-220 Features Plastic material used carries Underwriters Laboratory Classifications 94V-0 Metal silicon junction, majority carrier conduction Low power loss, high efficiency High current capability, low forward voltage drop High surge capability For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications Guardring for overvoltage protection High temperature soldering guaranteed: 260 oC/10 seconds,0.25"(6.35mm)from case Mechanical Data Cases: JEDEC TO-220 molded plastic Terminals: Leads solderable per MIL-STD-750, Method 2026 Polarity: As marked Mounting position: Any Mounting torque: 5 in. - lbs. max Weight: 0.08 ounce, 2.24 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol MBR25 MBR25 Type Number Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at T C =130 oC Peak Repetitive Forward Current (Rated V R , Square Wave, 20KHz) at Tc=130 oC Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Peak Repetitive Reverse Surge Current (Note 1) V RRM V RMS V DC Storage Temperature Range 50 35 50 60 42 60 90 63 90 100 70 100 Units V V V IFRM 25 A IFSM 200 A IRRM IR Operating Junction Temperature Range 45 31 45 A Maximum Instantaneous Reverse Current @ Tc=25 at R ated DC Blocking Voltage Per Leg @ Tc=125 (Note 2) Typical Junction Capacitance 35 24 35 MBR25 MBR25 MBR25 MBR25 60CT 90CT 100CT 50CT 25 VF Maximum Thermal Resistance Per Leg (Note 3) 45CT I(AV) Maximum Instantaneous Forward Voltage at (Note 2) IF=12.5A, Tc=25 O C IF=12.5A, Tc=125 O C IF=25A, Tc=25 O C IF=25A, Tc=125 O C Voltage Rate of Change, (Rated V R ) 35CT dV/dt R JC Cj TJ T STG 1.0 0.82 0.73 0.2 40.0 0.75 0.65 - 600 A 0.85 0.75 - 0.2 50 1,000 1.0 Notes: 1. 2.0us Pulse Width, f=1.0 KHz 2. Pulse Test: 300us Pulse Width, 1% Duty Cycle 3. Thermal Resistance from Junction to Case Per Leg, with Heatsink size (4"x6"x0.25") Al-Plate. - 190 - 0.5 460 -65 to +150 -65 to +175 V mA mA V/uS /W pF RATINGS AND CHARACTERISTIC CURVES (MBR2535CT THRU MBR25100CT) FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PER LEG FIG.1- FORWARD CURRENT DERATING CURVE 250 PEAK FORWARD SURGE CURRENT. (A) AVERAGE FORWARD CURRENT. (A) 30 24 18 12 RESISTIVE OR INDUCTIVE LOAD 6 0 0 50 100 Tj=Tj max. 8.3ms Single Half Sine Wave JEDEC Method 225 200 175 150 125 100 1 150 10 CASE TEMPERATURE. ( C) FIG.3- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS PER LEG FIG.4- TYPICAL REVERSE CHARACTERISTICS PER LEG 50 10 10 Tj=150 0C INSTANTANEOUS REVERSE CURRENT. (mA) INSTANTANEOUS FORWARD CURRENT. (A) 40 Pulse Width=300 s 1% Duty Cycle 1 Tj=25 0C 0.1 Tj=125 0C 1 Tj=75 0C 0.1 0.01 Tj=25 0C MBR2535CT-MBR2545CT MBR2550CT & MBR2560CT MBR2590CT & MBR25100CT 0.01 0 0.1 0.2 0.3 0.4 MBR2535CT-MBR2545CT MBR2550CT-MBR25100CT 0.001 0 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) FORWARD VOLTAGE. (V) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG FIG.6- TYPICAL TRANSIENT THERMAL IMPEDANCE PER LEG 5,000 100 TRANSIENT THERMAL IMPEDANCE. ( OC/W) JUNCTION CAPACITANCE.(pF) 100 NUMBER OF CYCLES AT 60Hz o Tj=25 0C f=1.0MHz Vsig=50mVp-p 2,000 1,000 500 200 MBR2535CT-MBR2545CT MBR2550CT-MBR25100CT 100 0.1 0.5 1 5 10 50 100 REVERSE VOLTAGE. (V) 10.0 1 0.1 0.01 0.1 1 T, PULSE DURATION. (sec) - 191 - 10 100