SB120 thru SB140 REVERSE VOLTAGE - 20 to 40 Volts FORWARD CURRENT - 1.0 Amperes SCHOTTKY BARRIER RECTIFIERS FEATURES DO-41 * Metal-Semiconductor junction with guard ring * Epitaxial construction * Low forward voltage drop * High current capability * The plastic material carries UL recognition 94V-0 * For use in low voltage, high frequency inverters, free wheeling, and polarity protection application * IEC 61000-4-2, level 4 (ESD), > 15KV (air) MECHANICAL DATA * Case: JEDEC DO-41 molded plastic * Polarity: Color band denotes cathode * Weight:0.012 ounces, 0.34 grams * Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. CHARACTERISTICS SYMBOL SB120 SB130 SB140 UNIT Maximum Repetitive Peak Reverse Voltage VRRM 20 30 40 V Maximum RMS Voltage VRMS 14 21 28 V Maximum DC Blocking Voltage VDC 20 30 40 V Maximum Average Forward Rectified Current 0.395"(9.5mm) Lead length @TL=105C IAV 1.0 A IFSM 40 A Maximum forward Voltage at 1.0A DC VF 0.5 V Maximum DC Reverse Current at Rated DC Blocking Voltage IR 0.1 10 mA Typical Junction Capacitance(Note 1) Cj 50 pF Typical Thermal Resistance (Note 2) RJL 35 C/W Peak Forward Surge 8.3ms single half sine-wave super imposed on rated load Operating Temperature Range Storage Temperature Range @Tj=25C @Tj=100C Tj -55 to +125 C TSTG -55 to +150 C Note : (1) Measured at 1.0MHz and applied reverse voltage of 4.0V DC. (2) Thermal Resistance Junction to Lead REV. 3, Mar-2012, KDHC06 RATING AND CHARACTERISTIC CURVES SB120 thru SB140 FIG.1- FORWARD CURRENT DERATING CURVE FIG.2- MAXIMUM NON-REPETITIVE SURGE CURRENT 40 35 1 PEAK FORWARD SURGE CURRENT , (A) AVERAGE FORWARD CURRENT, (A) 1.2 0.8 0.6 0.4 Mounted pad on glass-epoxy substrate with 1oz/ft2_2x2mm Through hole diameter_1.0mm 0.2 30 25 20 15 8.3ms Single Half Sine-Wave 10 5 0 0 0 25 50 75 100 1 125 10 FIG.3- TYPICAL JUNCTION CAPACITANCE FIG.3- TYPICAL FORWARD CHARACTERISTICS 100 CAPACITANCE, (pF) INSTANTANEOUS FORWARD CURRENT , ( A) 10 Tj=25, f=1MHz 10 1 Tj=25 0.1 0.01 1 10 100 0 REVERSE VOLT AGE, (V) 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 INST ANTANEOUS F ORWARD VOLT AGE, (V) FIG.5- TYPICAL REVERSE CHARACTERISTICS FIG.6- DC REVERSE VOLTAGE DERATING CURVE 120 PERCENT OF DC REVERSE VOLTAGE, (%) 10 INSTANTANEOUS REVERSE CURRENT, ( mA) 100 NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE, ( ) 1 Tj=100 0.1 0.01 Tj=25 0.001 0.0001 100 80 60 40 Rth j-a in Still-air=60/W 20 0 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLT AGE, (%) 120 140 0 25 50 75 AMBIENT TEMPERATURE, ( ) 100 125 Legal Disclaimer Notice SB120 thru SB140 Important Notice and Disclaimer LSC reserves the right to make changes to this document and its products and specifications at any time without notice. Customers should obtain and confirm the latest product information and specifications before final design, purchase or use. LSC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does LSC assume any liability for application assistance or customer product design. LSC does not warrant or accept any liability with products which are purchased or used for any unintended or unauthorized application. No license is granted by implication or otherwise under any intellectual property rights of LSC. LSC products are not authorized for use as critical components in life support devices or systems without express written approval of LSC.