SM5818

SM5817 THRU SM5819 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS Reverse Voltage - 20 to 40 V Forward Current - 1 A Features • Fast switching • Glass passivated device • Ideal for surface mounted applications • Low leakage current • Metallurgically bonded construction Mechanical data • Case: MELF (DO-213AB) molded plastic • Mounting position: Any Plastic case MELF (DO-213AB) Dimensions in millimeters Absolute Maximum Ratings and Characteristics Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave,60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Parameter Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TA = 90 OC Peak Forward Surge Current 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC method) Maximum Instantaneous Forward Voltage at 1 A DC Maximum Instantaneous Forward Voltage at 3.1 A DC Maximum Average Reverse Current at Rated DC Blocking Voltage Typical Thermal Resistance 1) 2) Symbols VRRM VRMS VDC IF(AV) IFSM VF VF at TA = 25 OC at TA = 100 OC IR RθJA CJ Tj,Tstg SM5817 20 14 20 SM5818 30 21 30 1 25 SM5819 40 28 40 Units V V V A A 0.45 0.75 0.55 0.875 1 10 80 110 - 65 to + 125 0.6 0.9 V V mA O C/W pF O Typical Junction Capacitance Operating and Storage Temperature Range 1) 2) C Thermal Resistance (Junction to Ambient): Vertical PC Board Mounting, 0.5" (12.7 mm) Lead Length. Measured at 1 MHz and applied reverse voltage of 4 volts. SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 23/12/2008