KBU8A-KBU8M SINGLE PHASE BRIDGE RECTIFIERS High-reliability discrete products and engineering services since 1977 FEATURES Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. MAXIMUM RATINGS (TA = 25°C unless otherwise specified) Symbol KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M Unit Maximum repetitive peak reverse voltage Rating VRRM 50 100 200 400 600 800 1000 Volts Maximum RMS voltage VRMS 35 70 140 280 420 560 700 Volts Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 Volts Maximum average forward output rectified current at TA = 50°C(1)(2) IF(AV) Amps 8.0 Peak forward surge current single sine wave superimposed on rated load Operating and storage temperature range Typical thermal characteristics IFSM 300 Amps TJ, Tstg -50 to +150 °C RӨJA 18(2) RӨJC 3.0(3) °C/W Note 1: Recommended mounting position is to bolt down on heatsink with silicone thermal compound for maximum heat transfer with #6 screw. Note 2: Thermal resistance from junction to ambient with units mounted in free air, no heatsink, PCB at 0.375” lead length and 0.5 x 0.5” copper pads. Note 3: Thermal resistance from junction to case with units mounted on 3.0 x 3.0 x 0.11” thick aluminum plate heatsink. ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) Characteristic Maximum instantaneous forward drop per diode @ 8.0A Maximum DC reverse current at rated DC blocking voltage per diode TA = 25°C TA = 125°C Symbol VF IR KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M 1.0 Units Volts 10 µA 1.0 mA Rev. 20130423 High-reliability discrete products and engineering services since 1977 KBU8A-KBU8M SINGLE PHASE BRIDGE RECTIFIERS MECHANICAL CHARACTERISTICS Case Digi P Marking Alpha-numeric Pin out See below Rev. 20130423 High-reliability discrete products and engineering services since 1977 KBU8A-KBU8M SINGLE PHASE BRIDGE RECTIFIERS Rev. 20130423