SBL20xxCT, SBLF20xxCT & SBLB20xxCT Series Vishay Semiconductors formerly General Semiconductor Dual Low VF Schottky Rectifier Reverse Voltage 30 and 40V Forward Current 20A ITO-220AB (SBLF20xxCT) 0.188 (4.77) 0.172 (4.36) 0.405 (10.27) 0.383 (9.72) 0.110 (2.80) 0.100 (2.54) 0.185 (4.70) 0.415 (10.54) MAX. 0.175 (4.44) 0.154 (3.91) 0.370 (9.40) 0.360 (9.14) 0.676 (17.2) 0.646 (16.4) 0.600 (15.5) 0.580 (14.5) 0.055 (1.39) 0.045 (1.14) 0.148 (3.74) 0.350 (8.89) 0.330 (8.38) PIN 0.113 (2.87) 0.103 (2.62) 3 2 1 0.145 (3.68) 0.135 (3.43) 0.410 (10.41) 0.390 (9.91) 1 PIN 2 0.131 (3.39) DIA. 0.122 (3.08) 0.140 (3.56) DIA. 0.130 (3.30) TO-220AB (SBL20xxCT) 0.350 (8.89) 0.330 (8.38) 0.635 (16.13) 0.625 (15.87) 3 0.191 (4.85) 0.171 (4.35) 0.603 (15.32) 0.573 (14.55) 0.560 (14.22) 0.530 (13.46) PIN 1 1.148 (29.16) 1.118 (28.40) 0.160 (4.06) 0.140 (3.56) 0.110 (2.80) 0.100 (2.54) 0.060 (1.52) 0.110 (2.79) 0.100 (2.54) PIN 1 PIN 2 PIN 3 CASE PIN 2 PIN 3 0.560 (14.22) 0.530 (13.46) 0.037 (0.94) 0.027 (0.69) 0.105 (2.67) 0.095 (2.41) 0.022 (0.55) 0.014 (0.36) 0.205 (5.20) 0.195 (4.95) 0.105 (2.67) 0.035 (0.90) 0.028 (0.70) 0.095 (2.41) 0.104 (2.65) 0.096 (2.45) TO-263AB (SBLB20xxCT) 0.022 (0.56) 0.014 (0.36) 0.205 (5.20) 0.195 (4.95) 0.411 (10.45) 0.190 (4.83) 0.380 (9.65) 0.160 (4.06) Mounting Pad Layout TO-263AB 0.245 (6.22) MIN 0.42 (10.66) K 0.055 (1.40) 0.360 (9.14) 0.33 (8.38) 0.047 (1.19) 0.320 (8.13) 0.624 (15.85) 1 K 2 0.591 (15.00) 0.63 (17.02) 0-0.01 (0-0.254) Dimensions in inches and (millimeters) 0.110 (2.79) 0.090 (2.29) 0.037 (0.940) 0.027 (0.686) 0.08 (2.032) Features 0.105 (2.67) 0.24 (6.096) 0.12 (3.05) * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Dual rectifier construction, positive center tap * Metal silicon junction, majority carrier conduction * Low power loss, high efficiency * Guardring for overvoltage protection * For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications * High temperature soldering guaranteed: 250C/10 seconds, 0.25" (6.35mm) from case Document Number 88730 03-Oct-03 0.055 (1.40) 0.045 (1.14) 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 www.vishay.com 1 SBL20xxCT, SBLF20xxCT & SBLB20xxCT Series Vishay Semiconductors formerly General Semiconductor Maximum Ratings (TC = 25C unless otherwise noted) Parameter Symbol SBL2030CT SBL2040CT Unit Maximum repetitive peak reverse voltage VRRM 30 40 V Working peak reverse voltage VRWM 21 28 V Maximum DC blocking voltage VDC 30 40 V Maximum average forward rectified current Total device at TC = 105C Per leg IF(AV) 20 10 A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) per leg IFSM 175 A Peak repetitive reverse surge current per leg at tp = 2.0s, 1KHZ IRRM 1.0 A TJ, TSTG -55 to +150 C VISOL 4500 (NOTE 1) 3500 (NOTE 2) 1500 (NOTE 3) V Symbol Value Unit Maximum instantaneous forward voltage per leg at 10 A (Note 4) VF 0.60 V Maximum instantaneous current at rated TC = 25C DC blocking voltage per leg (Note 4) TC = 100C IR 1.0 50 mA Operating junction and storage temperature range RMS Isolation voltage (SBLF type only) from terminals to heatsink with t = 1.0 second, RH 30% Electrical Characteristics (T C = 25C unless otherwise noted) Parameter Thermal Characteristics (T C = 25C unless otherwise noted) Parameter Typical thermal resistance from junction to case per leg Symbol SBL SBLF SBLB Unit RJC 2.0 4.0 2.0 C/W 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 (3) Screw mounting with 4-40 screw, where washer diameter is 4.9 mm (0.19") (4) Pulse test: 300s pulse width, 1% duty cycle www.vishay.com 2 Document Number 88730 03-Oct-03 SBL20xxCT, SBLF20xxCT & SBLB20xxCT Series Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25C unless otherwise noted) Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current Per Leg Fig. 1 - Forward Current Derating Curve 300 Resistive or Inductive Load Peak Forward Surge Current (A) Average Forward Rectified Current (A) 30 25 TJ = 150C 20 15 10 5 0 0 50 100 TJ = TJ max 8.3ms Single Half Sine-Wave (JEDEC Method) 250 200 150 100 50 0 150 1 10 Lead Temperature (C) Fig. 3 - Typical Instantaneous Forward Characteristics Per Leg Fig. 4 - Typical Reverse Characteristics Per Leg Instantaneous Reverse Leakage Current (A) IF - Instantaneous Forward Current (A) 100 10 TJ = 125C Pulse Width = 300s 1% Duty Cycle 1 TJ = 25C 0.1 50 10 TJ = 150C 1.0 75C 0.1 0.01 0.01 0 25C 0.001 0.2 0.4 0.6 0.8 1.0 0 1.2 Instantaneous Forward Voltage (V) 100 Transient Thermal Impedance (C/W) TJ = 25C f = 1.0 MHZ Vsig = 50mVp-p 4,000 1,000 100 0.1 1 10 Reverse Voltage (V) Document Number 88730 03-Oct-03 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig. 5 - Typical Junction Capacitance Per Leg Junction Capacitance (pF) 100 Number of Cycles at 60 HZ 100 Fig. 6 - Typical Transient Thermal Impedance Per Leg 10 SBLF 1 0.1 0.01 SBL, SBLB 0.1 1 10 100 t, Pulse Duration (sec.) www.vishay.com 3