W NE Central TM CMSH3-20L CMSH3-40L Semiconductor Corp. LOW FORWARD VOLTAGE SCHOTTKY BARRIER RECTIFIER 3.0 AMP, 20 AND 40 VOLTS FEATURES: • LOW FORWARD VOLTAGE DROP • FLAMMABILITY CLASSIFICATION UL94V-0 • HIGH CURRENT CAPABILITY • SUPERIOR LOT TO LOT CONSISTENCY • LOW COST • “C” BEND CONSTRUCTION PROVIDES STRAIN RELIEF WHEN MOUNTED ON PC BOARD • HIGH RELIABILITY LOW VF SMC CASE DESCRIPTION: The CENTRAL SEMICONDUCTOR 3.0 Amp Surface Mount Low VF Schottky Rectifier is a high quality, well constructed, highly reliable component designed for use in all types of commercial, industrial, entertainment, computer, and automotive applications where high efficiency is required. To order devices on 12mm Tape and Reel (3000/13" Reel), add TR13 suffix to part number. MAXIMUM RATINGS: (TA=25°C unless otherwise noted) Peak Repetitive Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Forward Current(TL=75°C) Peak Forward Surge Current (8.3ms) Operating and Storage Junction Temperature Thermal Resistance SYMBOL VRRM VR VR(RMS) IO IFSM CMSH3-20L 20 20 14 CMSH3-40L 40 40 28 3.0 100 TJ,Tstg QJL -65 to +150 10 UNITS V V V A A °C °C/W ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL IR IR VF VF CJ TEST CONDITIONS VR=Rated VRRM VR=Rated VRRM, TA=100°C IF=3.0A (CMSH3-20L) IF=3.0A (CMSH3-40L) VR=4.0V, f=1.0MHz MIN TYP 260 302 MAX 0.50 20 0.38 0.40 UNITS mA mA V V pF All Dimensions. in Inches (mm) TOP VIEW Marking Codes: DEVICE CMSH3-20L CMSH3-40L MARKING CODE CS320L CS340L R2 303