BY268 / BY269 0.8A FAST RECOVERY HIGH VOLTAGE GLASS BODY RECTIFIER Features · · · Hermetically Sealed Glass Body Construction High Voltage to 1800V with Low Leakage Surge Overload Rating to 20A Peak A A B C D Mechanical Data · · · · · · SOD-57 Case: SOD-57, Glass Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.50 grams (approx.) Mounting Position: Any Marking: Type Number Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Non-Repetitive Peak Reverse Voltage Average Rectified Output Current (Note 1) Non-Repetitive Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Forward Voltage @ IF = 400mA Peak Reverse Leakage Current at Rated DC Blocking Voltage @ Tj = 25°C @ Tj = 100°C Reverse Recovery Time (Note 2) Typical Thermal Resistance Junction to Ambient (Note 1) Operating and Storage Temperature Range Notes: Min Max A 26.0 ¾ B ¾ 4.2 C ¾ 0.82 D ¾ 3.6 All Dimensions in mm Maximum Ratings and Electrical Characteristics Characteristic Dim @ Tj = 25°C unless otherwise specified Symbol BY268 BY269 Unit VRRM VRWM VR 1400 1600 V VR(RMS) 980 1120 V VRSM 1600 1800 V IO 800 mA IFSM 20 A VFM 1.25 V IRM 2.0 15 mA trr 400 ns RqJA 110 K/W Tj, TSTG -65 to +175 °C 1. Valid provided that leads are kept at ambient temperature at a distance of 25mm from the case. 2. Measured with IF = 1.0A, IR = 1.0A, Irr = 0.25A. See Figure 4. DS30035 Rev. A - PRELIMINARY 1 of 2 BY268 / BY269 1000 IR, REVERSE CURRENT (µA) IF, INSTANTANEOUS FWD CURRENT (A) 100 10 Tj = 25°C 1 0.1 0.01 0 1 2 3 4 100 10 1 0.1 5 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics 0 40 80 120 160 200 Tj, Junction Temperature (°C) Fig. 2 Typical Reverse Characteristics 12 Cj, Junction Capacitance (pF) VR = VRRM f = 470kHz Tj = 25°C 10 8 6 4 2 0 0.1 1 10 100 VR, Reverse Voltage (V) Fig. 3 Typical Junction Capacitance +0.5A 50Ω NI (-) 50Ω NI Device Under Test (+) trr (-) 0 Pulse Generator (Note 2) 50V DC Approx 1.0Ω NI Oscilloscope (Note 1) -0.25A (+) Notes: 1. Rise Time = 7.0ns max. Input impedance = 1.0MΩ, 22pF. 2. Rise Time = 10ns max. Input impedance = 50Ω. -1.0A Set time base for 50/100 ns/cm Fig. 4 Reverse Recovery Time Characteristic and Test Circuit DS30035 Rev. A - PRELIMINARY 2 of 2 BY268 / BY269