SR302 - SR306 HIGH CURRENT SCHOTTKY BARRIER RECTIFIER Features * * * * Low Forward Drop High Surge Current Capacity Guard Ring for Transient Protection Low Power Loss, High Efficiency NOT RECOMMENDED FOR NEW DESIGNS, USE SB3X0 SERIES B A A C D Mechanical Data * * * * * * DO-201AD Case: DO-201AD, Molded Plastic Plastic Package: UL Flammability Classification Rating 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Terminals: Axial lead, Solderable per MIL-STD-202, Method 208 Polarity: Cathode band Weight: 1.2 grams (approx.) Dim Min Max A 25.40 3/4 B 7.20 9.50 C 1.20 1.30 D 4.80 5.30 All Dimensions in mm Maximum Ratings and Electrical Characteristics @ TA = 25C unless otherwise specified Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectified Output Current (Note 1) TL = 95C TL = 100C Non-repetitive Peak Forward Surge Current 8.3ms half sine-wave superimposed on rated load (JEDEC Method) Forward Voltage Peak Reverse Current at Rated DC Blocking Voltage Typical Thermal Resistance (Note 2) Typical Total Capacitance (Note 3) Operating and Storage Temperature Range Notes: @IF = 3.0A @ TA = 25C @ TA = 100C Symbol SR302 SR303 SR304 SR305 SR306 Unit VRRM VRWM VR 20 30 40 50 60 V VR(RMS) 14 21 28 35 42 V IO IFSM VF 3/4 3.0 3.0 3/4 80 0.55 A A 0.72 V 1.0 20 mA RqJA 20 C/W CT 300 pF TJ, TSTG -65 to +150 C IR 1. Lead Temperature TL measured 9.5mm lead length from body. 2. Thermal Resistance from Junction to Ambient Vertical PC Board Mounting, 1.27mm Lead Length. 3. Measured at 1.0MHz and applied reverse voltage of 4.0V. DS23025 Rev. 5 - 3 1 of 2 www.diodes.com SR302-SR306 a Diodes Incorporated IF, INSTANTANEOUS FWD CURRENT (A) IO, AVERAGE RECTIFIED OUTPUT CURRENT (A) 40 4.0 3.0 SR302 SR303 SR304 2.0 SR305 SR306 1.0 Single Phase Half Wave 60Hz Resistive or Inductive Load SR302 SR303 SR304 10 SR305 SR306 1.0 0.1 0 20 40 60 80 100 120 0.1 140 0.5 0.7 0.9 1.1 VF, INSTANTANEOUS FWD VOLTAGE (V) Fig. 2, Typical Forward Characteristics TL, LEAD TEMPERATURE (C) Fig. 1, Forward Current Derating Curve TJ = 25C 100 10 0.1 1.0 10 100 VR, REVERSE VOLTAGE (VOLTS) Fig. 3, Typical Total Capacitance IFSM, PEAK FORWARD SURGE CURRENT (A) 100 1000 CT, TOTAL CAPACITANCE (pF) 0.3 80 60 40 20 8.3ms Single Half Sine-Wave JEDEC Method 0 1 10 100 NUMBER OF CYCLES AT 60 Hz Fig. 4, Max Non-Repetitive Peak Fwd Surge Current IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. DS23025 Rev. 5 - 3 2 of 2 www.diodes.com SR302-SR306