CURRENT 8.0 Amperes VOLTAGE 50 to 1000 Volts KBU8A THRU KBU8M Features A · Low Forward Voltage Drop, High Current Capability · Surge Overload Rating to 300A Peak · Ideal for Printed Circuit Board Applications · Case to Terminal Isolation Voltage 1500V · Plastic Material - UL Flammability Classification Rating 94V-0 C M B D K L - E ~ ~ + N J P G Mechanical Data H · Case : Molded Plastic · Terminals : Plated Leads Solderable per MIL-STD-202, Method 208 · Polarity : As Marked on Case · Mounting : Through Hole for #6 Screw · Mounting Torque : 5.0 Inch-pounds Maximum · Weight : 8.0 grams (approx.) · Marking : Type Number Dim A B C D E G H KBU Min Max Dim Min J 22.70 23.70 25.40 3.80 4.10 K 16.80 4.20 4.70 L M 1.70 2.20 6.60 N 4.70 10.30 11.30 4.50 6.80 P 1.20 4.80 5.80 A ll Dimens ions in mm Max 19.30 17.80 7.10 5.20 1.30 Maximum Ratings And Electrical Characteristics (Ratings at 25℃ ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive load. For capacitive load, derate by 20%) Symbols KBU 8A KBU 8B KBU 8D KBU 8G KBU 8J KBU 8K KBU 8M Units Peak Repetitive Reverse voltage Working Peak Reverse voltage DC Blocking voltage VRMM VRWM VR 50 100 200 400 600 800 1000 Volts RMS Reverse voltage VRMS 35 70 140 280 420 560 700 Volts @ TC=100℃ Io 8.0 Amps Non-Repetitive Peak Forward Surge Current, 8.3ms single half-sine-wave superimposed on rated load (JEDEC method) IFSM 300 Amps Forward voltage (per element) @ IF=4.0 A VFM 1.0 Volts Peak Reverse Current at Rated DC Blocking voltage @ TC=25℃ Average Rectified Output Current @ TC=125℃ IRM 10 μA 1.0 mA I2t Rating for Fusing (Note 2) I2t 373 A2S Typical Thermal Resistance, Junction to Case (Note 1) RθJA 7.5 ℃/W Tj TSTG -65 to +150 ℃ Operating and Storage Temperature Range Notes: (1) Thermal resistance junction to case mounted on heat sink. (2) Non-repetitive, for t > 1.0ms and t < 8.3ms. RATINGS AND CHARACTERISTIC CURVES KBU8A THRU KBU8M 100 I F , INSTANTANEOUS FORWARD CURRENT (A) I (A V) ,A VERAGE FORWARD CURRENT (A) 8 Heat Sink 6 4 2 Mounted on 4 X 4 inch Copper PC Board 12.7 mm lead length 0 0 50 100 10 1.0 T j = 25°C Pulse width = 300 µs 0.1 0.6 150 C J , JUNCTION CAPACITANCE (pF) 300 T j = 125°C 8.3 ms Single half-sine-wave 250 200 150 100 1.0 1 .2 1000 T j = 25°C f = 1 MHz 100 50 10 0 1 10 0.1 100 10 T j = 100°C 1.0 0.1 T j = 25°C 0.01 0 1 10 100 V R ,REVERSE VOLTAGE (V) Fi g. 4 Typical Junction Capacitance per element NUMBER OF CYCLES AT 60Hz Fi g. 3 Max Non-Repetitive Surge Forward Current I R , INSTANTANEOUS REVERSE CURRENT(µA) I F ,PEAK FWD SURGE CURRENT (A) 0.8 V F ,INSTANTANEOUS FORWARD VOLTAGE (V) Fi g. 2 Typical Forward Characteristics T C , CASE TEMPERATURE (°C) Fi g. 1 Forward Current Derating Curve 4 0 80 1 20 PERCENT OF RATED PEAK REVERSE VOLT AGE (%) Fi g. 5 Typical Reverse Characteristics