MBR20HxxCT, MBRF20HxxCT & MBRB20HxxCT Series Vishay Semiconductors New Product formerly General Semiconductor Dual Schottky Barrier Rectifier Reverse Voltage 35 to 60V Forward Current 20A ITO-220AB (MBRF20HxxCT) 0.188 (4.77) 0.172 (4.36) 0.405 (10.27) 0.383 (9.72) 0.110 (2.80) 0.100 (2.54) TO-220AB (MBR20HxxCT) 0.185 (4.70) 0.415 (10.54) MAX. 0.131 (3.39) DIA. 0.122 (3.08) 0.140 (3.56) DIA. 0.130 (3.30) 0.175 (4.44) 0.154 (3.91) 0.370 (9.40) 0.360 (9.14) 0.055 (1.39) 0.045 (1.14) 0.148 (3.74) 0.113 (2.87) 0.103 (2.62) 0.145 (3.68) 0.135 (3.43) 0.410 (10.41) 0.390 (9.91) 1 PIN 2 3 1 0.603 (15.32) 0.573 (14.55) 2 3 0.191 (4.85) 0.171 (4.35) 0.560 (14.22) 0.530 (13.46) 1.148 (29.16) 1.118 (28.40) 0.160 (4.06) 0.140 (3.56) 0.350 (8.89) 0.330 (8.38) PIN 0.350 (8.89) 0.330 (8.38) 0.635 (16.13) 0.625 (15.87) 0.676 (17.2) 0.646 (16.4) 0.600 (15.5) 0.580 (14.5) PIN 1 0.110 (2.79) 0.100 (2.54) PIN 1 PIN 2 0.037 (0.94) 0.027 (0.69) 0.105 (2.67) 0.095 (2.41) 0.105 (2.67) 0.104 (2.65) 0.096 (2.45) 0.022 (0.55) 0.014 (0.36) 0.205 (5.20) 0.195 (4.95) 0.035 (0.90) 0.028 (0.70) 0.095 (2.41) PIN 2 PIN 3 0.560 (14.22) 0.530 (13.46) CASE PIN 3 0.110 (2.80) 0.100 (2.54) 0.060 (1.52) 0.022 (0.56) 0.014 (0.36) 0.205 (5.20) 0.195 (4.95) Mounting Pad Layout TO-263AB 0.42 (10.66) TO-263AB (MBRB20HxxCT) 0.411 (10.45) 0.190 (4.83) 0.380 (9.65) 0.160 (4.06) 0.055 (1.40) 0.045 (1.14) 0.33 (8.38) 0.245 (6.22) MIN Dimensions in inches and (millimeters) 0.63 (17.02) K 0.055 (1.40) 0.360 (9.14) 0.047 (1.19) 0.320 (8.13) 0.624 (15.85) 1 K 2 0.591 (15.00) 0.08 (2.032) 0-0.01 (0-0.254) 0.24 (6.096) 0.110 (2.79) 0.12 (3.05) 0.090 (2.29) 0.037 (0.940) 0.027 (0.686) 0.105 (2.67) 0.095 (2.41) 0.021 (0.53) PIN 1 0.014 (0.36) PIN 2 0.205 (5.20) K - HEATSINK 0.140 (3.56) 0.110 (2.79) 0.195 (4.95) Mechanical Data Case: JEDEC TO-220AB, ITO-220AB & TO-263AB molded plastic body Terminals: Plated leads, solderable per MIL-STD-750, Method 2026 Polarity: As marked Mounting Position: Any Mounting Torque: 10 in-lbs maximum Weight: 0.08 oz., 2.24 g Document Number 88787 4-Feb-03 Features • Plastic package has Underwriters Laboratory Flammability Classification 94 V-0 • Dual rectifier construction, positive center tap • Metal silicon junction, majority carrier conduction • Low forward voltage drop, low power loss and high efficiency • Guardring for overvoltage protection • For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications • Rated for reverse surge and ESD • 175 °C maximum operation junction temperature www.vishay.com 1 MBR20HxxCT, MBRF20HxxCT & MBRB20HxxCT Series Vishay Semiconductors formerly General Semiconductor Maximum Ratings (TC = 25 °C unless otherwise noted) Parameter Symbol MBR20H35CT MBR20H45CT MBR20H50CT MBR20H60CT Unit Maximum repetitive peak reverse voltage VRRM 35 45 50 60 V Working peak reverse voltage VRWM 35 45 50 60 V Maximum DC blocking voltage VDC 35 45 50 60 V Max. average forward rectified current (see fig. 1) Total device Per leg IF(AV) 20 10 A Peak repetitive forward current at TC = 150 °C per leg (rated VR, 2.0KHz sq. wave) IFRM 20 A Non-repetitive avalanche energy per leg at 25 °C, IAS = 4 A, L = 10 mH EAS 80 mJ Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) per leg IFSM 150 A Peak repetitive reverse surge current per leg at tp = 2.0 µs, 1 KHZ IRRM 1.0 0.5 A Peak non-repetitive reverse energy (8/20 µs waveform) ERSM 20 10 mJ Electrostatic discharge capacitor voltage Human body model: C = 100 pF, R = 1.5 kΩ Voltage rate of change (rated VR) Operating junction temperature range Storage temperature range RMS Isolation voltage (MBRF type only) from terminals to heatsink with t = 1.0 second, RH ≤ 30% VC 25 kV dv/dt 10,000 V/µs TJ –65 to +175 °C TSTG –65 to +175 °C VISOL 4500(1) 3500(2) 1500(3) V Electrical Characteristics (TC = 25 °C unless otherwise noted) Parameter Maximum instantaneous forward voltage per leg (4) Symbol at at at at IF = IF = IF = IF = 10 10 20 20 A A A A Maximum instantaneous reverse current at rated DC blocking voltage per leg(4) MBR20H35CT, MBR20H45CT MBR20H50CT, MBR20H60CT Unit Typ Max Typ Max 0.63 0.55 0.75 0.68 – 0.57 – 0.68 0.71 0.61 0.85 0.71 V 100 12 – 2.0 100 12 µA mA TJ = 25 °C TJ = 125 °C TJ = 25 °C TJ =125 °C VF – 0.49 – 0.62 TJ = 25 °C TJ =125 °C IR – 4.0 Thermal Characteristics (TC = 25 °C unless otherwise noted) Parameter Thermal resistance from junction to case per leg Notes: (1) Clip mounting (on case), where lead does not overlap heatsink with 0.110” offset (2) Clip mounting (on case), where leads do overlap heatsink Symbol MBR MBRF MBRB Unit RθJC 2.0 4.0 2.0 °C/W (3) Screw mounting with 4-40 screw, where washer diameter is ≤ 4.9 mm (0.19”) (4) Pulse test: 300µs pulse width, 1% duty cycle Ordering Information Product Case Package Code Package Option MBR20H35CT – MBR20H60CT TO-220AB 45 Anti-Static tube, 50/tube, 2K/carton MBRF20H35CT – MBRF20H60CT ITO-220AB 45 Anti-Static tube, 50/tube, 2K/carton MBRB20H35CT – MBRB20H60CT TO-263AB 31 45 81 13” reel, 800/reel, 4.8K/carton Anti-Static tube, 50/tube, 2K/carton Anti-Static 13” reel, 800/reel, 4.8K/carton www.vishay.com 2 Document Number 88787 4-Feb-03 MBR20HxxCT, MBRF20HxxCT & MBRB20HxxCT Series Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (T A = 25°C unless otherwise noted) Fig. 2 – Maximum Non-Repetitive Peak Forward Surge Current Per Leg Fig. 1 – Forward Current Derating Curve 25 Average Forward Current (A) MBR, MBRB 20 15 MBRF 10 5 Peak Forward Surge Current (A) 175 150 125 100 75 50 25 0 25 75 50 100 125 150 175 Fig. 3 – Typical Instantaneous Forward Characteristics Per Leg Fig. 4 – Typical Reverse Characteristics Per Leg TJ = 150°C TJ = 25°C 1 TJ = 125°C 0.1 100 10 TJ = 150°C 1 TJ = 125°C 0.1 0.01 MBR20H35CT -- MBR20H45CT MBR20H50CT -- MBR20H60CT 0.001 MBR20H35CT -- MBR20H45CT MBR20H50CT -- MBR20H60CT 0.01 0.1 0.2 0.3 TJ = 25°C 0.0001 0 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 20 40 60 80 Instantaneous Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 5 – Typical Junction Capacitance Per Leg Fig. 6 – Typical Transient Thermal Impedance Per Leg MBR20H35CT -- MBR20H45CT MBR20H50CT -- MBR20H60CT 100 10 0.1 1 10 Reverse Voltage (V) Document Number 88787 4-Feb-03 100 10 TJ = 25°C f = 1.0 MHZ Vsig = 50mVp-p 100 Transeint Thermal Impedance (°C/W) 1000 100 Number of Cycles at 60 HZ 10 0 10 Case Temperature (°C) 100 Instantaneous Forward Current (A) 1 Instantaneous Reverse Leakage Current (mA) 0 pF - Junction Capacitance TJ = TJ max. 8.3ms Single Half Sine-Wave (JEDEC Method) 1 0.1 0.01 0.1 1 10 t, Pulse Duration (sec.) www.vishay.com 3