SB520 thru SB540 REVERSE VOLTAGE - 20 to 40 Volts FORWARD CURRENT - 5.0 Amperes SCHOTTKY BARRIER RECTIFIERS FEATURES DO-201AD * 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-201AD molded plastic * Polarity: Color band denotes cathode * Weight:0.04 ounces, 1.1 grams * Mounting position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. CHARACTERISTICS SYMBOL SB520 SB530 SB540 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 A Maximum Average Forward Rectified Current @TC=110C IAV 5.0 A Peak Forward Surge 8.3ms single half sine-wave superimposed on rated load IFSM 150 A Maximum Forward Voltage at 5.0A DC VF 0.55 V Maximum DC Reverse Current @Tj=25C at Rated DC Blocking Voltage @Tj=100C IR 0.15 20 mA RJL 9.0 C/W Typical Junction Capacitance (Note 2) Cj 300 pF Operating Junction Temperature Range Tj -55 to +150 C TSTG -55 to +150 C Typical Thermal Resistance (Note 1) Storage Temperature Range Note: (1) Thermal Resistance Junction to Lead.. (2) Measured at 1.0MHz and applied reverse voltage of 4.0V DC. REV.7, Sep-2012, KDHF12 RATING AND CHARACTERISTIC CURVES SB520 thru SB540 FIG.1- FORWARD CURRENT DERATING CURVE FIG.2- MAXIMUM NON-REPETITIVE SURGE CURRENT 6 200 PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWAR D CURRENT, (A) 5 4 3 Mounted pad on glass-epoxy 2 o substrate with 1oz/ft2_ 5mm Through hole diameter_1.5mm 1 150 100 50 8.3ms Single Half Sine-Wave 0 0 25 50 75 100 125 0 150 1 10 FIG.3- TYPICAL JUNCTION CAPACITANCE FIG.4- TYPICAL FORWARD CHARACTE RISTICS 100 CAPACITANCE, (pF) INSTANTANEOUS FORWARD CURRENT , ( A) 1000 Tj=25, f=1MHz 100 10 1 Tj=25 PULSE WIDTH 300us 2% Duty Cycle 0.1 0.01 1 10 100 0.1 0.2 REVERSE VOLT AGE, VOLTAGES 0.3 0.4 0.5 0.6 0.7 0.8 0.9 INSTANTANEOUS FORWARD VOLTAGE, VOLT S FIG.5- TYPICAL REVERSE C HARACTERISTICS FIG.6- DC REVERSE VOLTAGE DERATING CURVE 100 120 Tj=125 PERCENT OF D C REVERSE VOLTAGE, (% ) I NST ANT ANEOU S REVERSE CURRENT, (mA) 100 NUMBER OF CYCLES AT 60Hz CASE T EMPER ATUR E, ( ) 10 1 Tj=100 0.1 0.01 Tj=25 0.001 100 80 60 Rth j-a=50/W 40 20 0 0 20 40 60 80 100 120 PERCENT OF R ATED PEAK REVERSE VOLTAGE, (% ) 140 0 25 50 75 100 AMBIENT TEMPERATURE, ( ) 125 150 Legal Disclaimer Notice SB520 thru SB540 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.