SMF32 thru SMF36 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE - 20 TO 60 VOLTS CURRENT - 3.0 AMPERES SMF 4.5S 0.2 3.5S 0.2 2.6S 0.2 1.3S 0.1 1.4S 0.2 0.05S 0.05 0.2S0.05 0.9S 0.3 FEATURES MECHANICAL DATA Fast switching Low switching noise Low forward voltage drop High current capability High switching capability High reliability High surge capability Case Molded plastic Epoxy Device has UL flammability 94V-0 Lead MIL-STD-202E, Method 208C guaranteed Metallurgically bonded construction Mounting position Any Weight 0.24gram MAXIMUM RATIXGS AND ELECTRICAL CHARACTERISTICS Ratings at 25oC ambient temp. unless otherwise specified Single phase, half sine wave, 60Hz, resistive or inductive load For capacitive load, derate current by 20% UNITS SYMBOL SMF32 SMFS33 SMFS34 SMFS35 SMFS36 Maximum Repetitive Peak Reverse Voltage VRRM 20 30 40 50 60 Volts Maximum RMS Voltage VRMS 14 21 28 35 42 Volts Maximum DC Blocking Voltage VDC 20 30 40 50 60 Volts Maximum Average Forward Rectified Current at Derating Lead Temperature I(AV) 3.0 Amps Peak Forward Surge Current 8.3ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) IFSM 80 Amps Maximum Instantaneous Forward Voltage at 3.0A DC VF RATINGS Maximum Average Reverse @TA=250C Typical Thermal Resistance (Note1) R Volts 2.0 IR Current at Rated DC Blocking Voltage at Note1 @TA=1250C 0.75 0.5 mA 20 25 JA 0 C/W Typical Junction Capacitance(Note2) CJ 200 Operating Temprature Range TJ -55 to +150 0 TSTG -55 to +150 0 Storage Temperature Range NOTES 1. Pulse test 300 S pulse width 1% duty cycle 2. Measured at 1.0MHz and applied reverse voltage of 4.0 volts DC. 3. Thermal resistance junction to terminal 6.0mm2 copper pads to each terminal. 4. Thermal resistance junction to ambient 6.0mm2 copper pads to each terminal. www.paceleader.tw 1 pF C C SMF32 thru SMF36 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER RATING AND CHARACTERISTICS CURVES SMF32 THRU SMF36 www.paceleader.tw 2