SR303

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 A B A Mechanical Data · · · · · · 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 A B C D Min 25.40 7.20 1.20 4.80 D DO-201AD Max ¾ 9.50 1.30 5.30 C All Dimensions in mm Maximum Ratings and Electrical Characteristics 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 TL = 95°C TL = 100°C Non-repetitive Peak Forward Surge Current 8.3ms half sine-wave superimposed on rated load (JEDEC Method) Average Rectified Output Current (Note 1) 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 @IF = 3.0A @ TA = 25°C @ TA = 100°C Symbol VRRM VRWM VR VR(RMS) IO IFSM VF IR RqJA CT TJ, TSTG @ TA = 25°C unless otherwise specified SR302 20 14 SR303 30 21 3.0 ¾ SR304 40 28 SR305 50 35 ¾ 3.0 SR306 60 42 Unit V V A A 80 0.55 1.0 20 20 300 -65 to +150 0.72 V mA °C/W pF °C Notes: 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 SR302-SR306 IO, AVERAGE RECTIFIED OUTPUT CURRENT (A) IF, INSTANTANEOUS FWD CURRENT (A) 4.0 40 SR302 SR303 SR304 3.0 10 2.0 SR302 SR303 SR304 SR305 SR306 SR305 SR306 1.0 1.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 0 20 40 60 80 100 120 140 TL, LEAD TEMPERATURE (°C) Fig. 1, Forward Current Derating Curve 0.1 0.1 0.3 0.5 TJ = 25°C Pulse Width = 300µs 2% Duty Cycle 0.7 0.9 1.1 VF, INSTANTANEOUS FWD VOLTAGE (V) Fig. 2, Typical Forward Characteristics 100 TJ = 25°C IFSM, PEAK FORWARD SURGE CURRENT (A) 1000 CT, TOTAL CAPACITANCE (pF) 80 60 100 40 20 8.3ms Single Half Sine-Wave JEDEC Method 10 0.1 1.0 10 100 0 1 10 100 VR, REVERSE VOLTAGE (VOLTS) Fig. 3, Typical Total Capacitance NUMBER OF CYCLES AT 60 Hz Fig. 4, Max Non-Repetitive Peak Fwd Surge Current NOT RECOMMENDED FOR NEW DESIGNS, USE SB3X0 SERIES DS23025 Rev. 5 - 3 2 of 2 SR302-SR306