MOSPEC KBU8A THRU KBU8M SINGLE-PHASE BRIDGE RECTIFIER VOLTAGE RANGE 50 to 1000 Volts CURRENT 8.0 Ampere FEATURES *Low cost *High forward surge current capability *Ideal for printed circuit board *High temperature soldering guaranteed: 260oc/10 second,0.375”(9.5mm)lead length at 5 lbs. (2.3kg) tension. MECHANICAL DATA *Case: Transfer molded plastic *Epoxy: UL94V-O rate flame retardant *Terminals:Lead Solderable Per MIL-STD-202E method 208C *Polarity:Polarity symbols marked on case *Mounting :Thru hole for #6 screw, 5 in,-lbs.Torqute Max. *Weight: 0.27 ounce, 7.59 gram MAXIMUM RATINGS AND ELECTRICAL CHARATERISTICS * Rating at 25℃ ambient temperature unless otherwise specified * Single phase,half wave. 60Hz, resistive or inductive load. * For capacitive load derate current by 20 % Characteristic Symbol KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage TC=100℃ Average Rectifier Forward TA=45℃(Note 3) Current at Non-Repetitive Peak Surge Current 8.3 ms Single half sine-wave superimposed on rated load Forward Voltage (per element) ( IF 8.0 Amp) Peak Reverse Current at rated DC blocking voltage per element TA = 25℃ TA = 100℃ Unit VRRM VRWM VDC 50 100 200 400 600 800 1000 V VR(RMS) 35 70 140 280 420 560 700 V IO(AV) 8.0 A 6.0 IFSM 300 A VFM 1.0 V 10 uA IR 1.0 mA I t Rating for Fusing( t<8.3ms) 2 It 373 A2s Typical Junction Capacitance per element (Note1) CJ 200 pF Rθ jc 5.0 TJ , Tstg -65 to +150 2 Typical Thermal Resistance (per leg)(note 2) Operating and Storage Temperature Range Note: 1. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C. 2. Unit mounted on 3.0”×3.0”×0.11” thick (7.5×7.5×0.3 cm ) Al. plate. 3. Unit mounted in free air, no heatsink, P.C.B. at 375”(9.5mm) lead length with. 5”×5”(12×12 mm) copper pads.. o C/W ℃ KBU8A THRU KBU8M FIG-2 TYPICAL FORWARD CHARACTERISITICS NSTANTANEOUS FORWARD CURRENT (Amp.) 60 Hz Resistive or Inducttive Load Heat Sink Mounting 3.0”×3.0”×0.11” (7.5×7.5×0.3 cm AL Plate TC Case temperature Ambient TA Temperature P.C.B Mounting 0.47”×0.47” (12×12 mm) Copper Pads 0.375”(9.5mm) Lead Length O TJ=25 C Pulse Width=300us 1% Duty Cycle CASE TEMPERATURE (℃) FORWARD VOLTAGE (Volts) FIG-3 PEAK FORWARD SURGE CURRENT FIG-4 TYPICAL JUNCTION CAPACITANCE FWD SURGE CURRENT (A) O TJ=25 C Single Half Sine Wave (JEDEC Method) IIFSM, PEAK JUNCTION CAPACITANCE (PF) AVERAGE FORWARD RECTIFIED CURRENT (Amp.) FIG-1 FORWARD CURRENT DERATING CURVE NUMBER OF CYCLES AT 60 Hz O TJ=25 C f=1MHz REVERSE VOLTAGE (Volts) IR, INSTANTANEOUS REVERSE CURRENT (uA) FIG-5 TYPICAL REVERSE CHARACTERISTICS O TJ=125 C O TJ=25 C PERCENT OF RATED REVERSE VOLTAGE (﹪)