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 Mechanical Data · · · · · · C D 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 ¾ 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 = 25°C 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 = 95°C TL = 100°C 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 = 25°C @ TA = 100°C 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 ¾ 3.0 3.0 ¾ 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 SR302-SR306 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 0 20 40 60 80 100 120 10 SR305 SR306 1.0 0.1 140 100 10 100 IFSM, PEAK FORWARD SURGE CURRENT (A) CT, TOTAL CAPACITANCE (pF) TJ = 25°C 1.0 0.3 0.5 0.7 0.9 1.1 VF, INSTANTANEOUS FWD VOLTAGE (V) Fig. 2, Typical Forward Characteristics 1000 0.1 TJ = 25°C Pulse Width = 300µs 2% Duty Cycle 0.1 TL, LEAD TEMPERATURE (°C) Fig. 1, Forward Current Derating Curve 10 SR302 SR303 SR304 VR, REVERSE VOLTAGE (VOLTS) Fig. 3, Typical Total Capacitance 100 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 NOT RECOMMENDED FOR NEW DESIGNS, USE SB3X0 SERIES DS23025 Rev. 5 - 3 2 of 2 SR302-SR306