FKBL400 - FKBL410 FAST RECOVERY BRIDGE RECTIFIERS PRV : 50 - 1000 Volts Io : 2.0 Amperes KBL 0.77 (19.56) 0.73 (18.54) FEATURES : * * * * * * * High case dielectric strength of 2000 V DC High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Ideal for printed circuit board 0.825 (20.95) 0.605 (15.36) + AC AC 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) MIN. 0.200 (5.08) 0.190 (4.82) 0.265 (6.73 ) 0.235 (5.97) MECHANICAL DATA : 0.085 (2.16) 0.065 (1.65) * Case : Reliable low cost construction utilizing molded plastic technique * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL - STD 202 , Method 208 guaranteed * Polarity : Polarity symbols marked on case * Mounting position : Any * Weight : 5.15 grams Dimensions in inches and ( millimeter ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL FKBL FKBL FKBL FKBL FKBL FKBL FKBL UNIT 400 401 402 404 406 408 410 50 100 200 400 600 800 1000 Volts Maximum Recurrent Peak Reverse Voltage VRRM Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 VDC 50 100 200 400 600 800 1000 Maximum DC Blocking Voltage Tc = 50 C Maximum Average Forward Current Volts Volts I F(AV) 4.0 Amps. IFSM 150 Amps. 2 It 166 A2S VF 1.4 Volts IR 10 A I R(H) 1.0 mA Peak Forward Surge Current Single half sine wave Superimposed on rated load (JEDEC Method) Rating for fusing ( t < 8.3 ms. ) Maximum Forward Voltage drop per Diode at IF = 4.0 Amps. Maximum DC Reverse Current Ta = 25 C at Rated DC Blocking Voltage Ta = 100 C Maximum Reverse Recovery Time (Note 1) Typical Thermal Resistance per Diode (Note 2) Operating Junction Temperature Range Storage Temperature Range Trr 150 250 500 ns RJC 3.3 C/W TJ - 50 to + 150 C TSTG - 50 to + 150 C Notes : 1 ) Measured with IF = 0.5 Amp., IR = 1 Amp., Irr = 0.25 Amp. 2 ) Thermal resistance from Junction to case with mounted on a 2.0" X 1.6"x 0.3" ( 5 cm. x 4 cm. x 0.8cm ) Al. Plate. UPDATE : APRIL 21, 1998 RATING AND CHARACTERISTIC CURVES ( FKBL400 - FKBL410 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Trr 10 + 0.5 A D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx.) 1 - 0.25 OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 50/100 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 cm 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 150 Heatsink Mounting, Tc 2.0" X 1.6" X 0.3" ( 5.0cm X 4.0cm X 0.8cm )Al.Plate 4 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 5 3 2 1 Tc = 50 C 120 90 60 30 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 0 175 1 CASE TEMPERATURE, ( C) 2 FIG.4 - TYPICAL FORWARD CHARACTERISTICS 6 10 20 40 60 REVERSE CURRENT, MICROAMPERES PER DIODE Pulse Width = 300 s 1% Duty Cycle TJ = 25 C 10 1.0 0.1 10 TJ = 100 C 1.0 0.1 TJ = 25 C 0.01 0 20 40 60 80 100 120 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0 0.2 0.4 0.6 0.8 100 FIG.5 - TYPICAL REVERSE CHARACTERISTICS PER DIODE 100 FORWARD CURRENT, AMPERES 4 NUMBER OF CYCLES AT 60Hz 1.0 1.2 1.4 1.6 FORWARD VOLTAGE, VOLTS 1.8 2.0 140