CMSH3-20L

CMSH3-20L CMSH3-40L SURFACE MOUNT SILICON LOW VF SCHOTTKY RECTIFIERS 4.0 AMP, 20 AND 40 VOLT w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR CMSH3-20L and CMSH3-40L 4.0 Amp surface mount low VF silicon Schottky rectifiers are highly reliable components designed for use in all types of commercial, industrial, entertainment, computer, and automotive applications where high efficiency is required. SMC CASE MARKING CODES: CMSH3-20L: CS320L CMSH3-40L: CS340L FEATURES: 4.0 Amp average forward current (upgraded from 3.0 Amps) Low forward voltage drop High current capability Flammability classification UL94V-0 MAXIMUM RATINGS: (TA=25°C unless otherwise noted) SYMBOL Peak Repetitive Reverse Voltage VRRM DC Blocking Voltage VR RMS Reverse Voltage VR(RMS) * Average Forward Current (TL=90°C) IO * Peak Forward Surge Current, tp=8.3ms IFSM Operating and Storage Junction Temperature TJ, Tstg Thermal Resistance ΘJL CMSH3-20L CMSH3-40L 20 40 20 40 14 28 4.0 150 -65 to +150 14 ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS TYP IR VR=Rated VRRM IR VR=Rated VRRM, TA=100°C * VF IF=4.0A (CMSH3-20L) 0.38 * VF IF=4.0A (CMSH3-40L) 0.40 VF IF=3.0A (CMSH3-20L) 0.36 VF IF=3.0A (CMSH3-40L) 0.37 CJ VR=0, f=1.0MHz (CMSH3-20L) 797 CJ VR=0, f=1.0MHz (CMSH3-40L) 787 * Upgraded Specification MAX 0.50 35 0.42 0.44 0.38 0.40 UNITS V V V A A °C °C/W UNITS mA mA V V V V pF pF R6 (9-Fe...