KBU10/15/25/35 SERIES REVERSE VOLTAGE - 50 to 1000Volts FORWARD CURRENT - 10/15/25/35 Amperes SILICON BRIDGE RECTIFIERS KBU FEATURES Surge overload rating -240~400 amperes peak .15 O X23L (3.8 OX5.7L) HOLE THRU .935(23.7) .895(22.7) Ideal for printed circuit board Reliable low cost construction utilizing 300 (7.5) molded plastic technique .700(17.8) .600(16.8) Plastic material has U/L .780(19.8) .740(18.8) flammability classification 94V-0 Mounting postition:Any 1.00 MIN. (25.4) .052(1.3)DIA. .048(1.2)TYP. .087(2.2) .071(1.8) .220(5.6) .180(4.6) .276(7.0) .256(6.5) Dimensions in inches and (milimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% SYMBOL KBU 10005 15005 25005 35005 KBU 1001 1501 2501 3501 KBU 1002 1502 2502 3502 KBU 1004 1504 2504 3504 KBU 1006 1506 2506 3506 KBU 1008 1508 2508 3508 KBU 1010 1510 2510 3510 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 30 70 140 280 420 560 700 V VDC 50 100 200 400 600 800 1000 V CHARACTERISTICS Maximum DC Blocking Voltage Maximum Average Forward (with heatsink Note 2) Rectified Current @ TC=100 (without heatsink) 10 I(AV) 3.0 KBU 10 Peak Forward Surage Current 240 IFSM 8.3ms Single Half Sine-Wave KBU 15 15 3.2 KBU 25 300 25 3.6 400 35 KBU 35 4.2 400 A A Super Imposed on Rated Load (JEDEC Method) Maximum Forward Voltage at 5.0/7.5/12.5/17.5A DC Maximum DC Reverse Current @ TJ=25 at Rated DC Blocking Voltage @ TJ=125 Operating Temperature Range Storage Temperature Range VF 1.0 1.1 10 IR 500 V uA TJ -55 to+125 TSTG -55 to+125 NOTES: 1.Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 2.Device mounted on 100mm*100mm*1.6mm cu plate heatsink. ~ 255 ~ RATING AND CHARACTERISTIC CURVES KBU 10/15/25/35A SERIES FIG. 1 - MAXIMUM FORWARD SURGE CURRENT FIG. 2 - DERATING CURVE OUTPUT RECTIFIED CURRENT AVERAGE FORWARD OUTPUT CURRENT AMPERES PEAK FORWARD SURGE CURRENT AMPERES 400 350 KBU25/35 300 240 KBU15 KBU10 1 100 10 40 KBU35 30 KBU25 20 KBU15 10 KBU10 0 100 50 NUMBER OF CYCLES AT 60Hz 150 CASE TEMPERATURE () FIG.3- TYPICAL FORWARD CHARACTERISTICS KBU 15 KBU 25 100 KBU 10 FIG.4- TYPICAL REVERSE CHARACTERISTICS KBU 35 10 INSTANTANEOUS REVERSE CURRENT MICROAMPERES INSTANTANEOUS FORWARD CURRENT (AMPERES) 10 1.0 0.1 1.0 T J = 25C 0.1 0.01 0.01 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE INSTANTANEOUS FORWARD VOLTAGE, VOLTS ~ 256 ~