KBU401 THRU KBU407 Single Phase 4.0 AMPS. Silicon Bridge Rectifiers Voltage Range 50 to 1000 Volts Current 4.0 Amperes KBU Features UL Recognized File # E-96005 High surge current capability Ideal for printed circuit board Reliable low cost construction technique results in inexpensive product High temperature soldering guaranteed: 260 / 10 seconds / 0.375" ( 9.5mm ) lead length at 5 lbs., ( 2.3 kg ) tension Weight: 8 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol KBU KBU Type Number 401 402 50 100 Maximum Recurrent Peak Reverse Voltage VRRM 35 70 Maximum RMS Voltage VRMS 50 100 Maximum DC Blocking Voltage VDC Maximum Average Forward Rectified Current @TA = 65 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 4.0A Maximum DC Reverse Current @ TA=25 at Rated DC Blocking Voltage @ TA=100 Typical Thermal Resistance (Note 1) (Note 2) Operating Temperature Range KBU KBU KBU KBU KBU Units 403 404 405 406 407 200 140 200 400 280 400 600 420 600 800 1000 560 700 800 1000 V V V I(AV) 4.0 A IFSM 200 A VF 1.0 V 10 500 19 4.0 -55 to +125 -55 to +150 uA uA /W IR RJA RJL TJ TSTG Note: 1. Units Mounted on P.C.B. with 0.5 x 0.5" (12 x 12mm) Copper Pads and 0.375" (9.5mm) Lead Length. 2. Units Mounted on a 2" x 3" x 0.25" Al-Plate. Storage Temperature Range - 598 - RATINGS AND CHARACTERISTIC CURVES (KBU401 THRU KBU407) FIG.1- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PER BRIDGE ELEMENT 4.0 FIG.2- MAXIMUM FORWARD CURRENT DERATING CURVE Tj=25 0C 175 AVERAGE FORWARD CURRENT. (A) PEAK FORWARD SURGE CURRENT. (A) 200 8.3ms Single Half Sine Wave 150 125 100 75 50 25 1 2 10 5 20 50 3.0 2.0 MOUNTED ON 4X4 INCH COPPER PC BOARD 0.5"(12.7mm) LEAD LENGTH 1.0 0 100 0 50 150 100 o AMBIENT TEMPERATURE. ( C) NUMBER OF CYCLES AT 60Hz FIG.3- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS PER BRIDGE ELEMENT 100 FIG.4- TYPICAL REVERSE CHARACTERISTICS PER BRIDGE ELEMENT 100 INSTANTANEOUS REVERSE CURRENT. ( A) INSTANTANEOUS FORWARD CURRENT. (A) 40 20 10 4.0 2.0 1.0 0.4 Tj=25 0C Tj=100 0C 10 1.0 8.3ms Single Half Sine Wave 0.2 0.1 0.6 Tj=25 0C 0.7 0.8 0.9 1.0 1.1 1.2 0.1 1.3 INSTANTANEOUS FORWARD VOLTAGE. (V) 0 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) - 599 - 140