KBU 10A/15A/25A/35A SERIES SILICON BRIDGE RECTIFIERS GLASS PASSIVATED BRIDGE RECTIFIERS CHENG- YI ELECTRONIC REVERSE VOLTAGE -50 to 1000 Volts FORWARD CURRENT -10/15/25/35 Amperes FEATURES Surge overload rating - 220~400 amperes peak Ideal for printed circuit board Reliable low cost construction utilizing molded plastic technique Plastic material has Underwriters Laboratory Flammability classification 94V-O Mounting Position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 250C ambient temperature unless otherwise specified. Resistive or inductive load, 60 Hz. For capacitive load, derate current by 20%. CHARACTERISTICS SYMBOL KBU KBU KBU KBU KBU KBU KBU 10005 1001 1002 1004 1006 1008 1010 15005 1501 1502 1504 1506 1508 1510 25005 2501 2502 2504 2506 2508 2510 35005 3501 3502 3504 3506 3508 3510 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 V Maximum Average Forward (with heatsink Note 2) Rectified Current @ TC=100 C (without heatsink) I(AV) 15.0 3.2 A IFSM 220 240 300 400 A Maximum Forward Voltage at 7.5A DC VF 1.05 V Maximum DC Reverse Current at Rated DC Blocking Voltage IR 10 500 A I2 t Rating for fusing (t<8.3ms) I2 t 240 A2S Typical Junction Capacitance per element (Note 1) CJ 60 PF 0 Peak Forward Surge Current 8.3 ms single half sine-wave super imposed on rated load (JEDEC Method) @ TJ=250C @ TJ=1250C Typical Thermal Resistance (Note 2) Operating Temperature Range Storage Temperature Range 10A 15A 25A 35A R JC 0.8 0 C/W TJ -55 to +150 0 TSTG -55 to +150 0 NOTES: 1. Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 2. Device mounted on 100mm x 100mm X 1.6mm Cu Plate Heatsink. C C KBU 10A/15A/25A/35A SERIES SILICON BRIDGE RECTIFIERS GLASS PASSIVATED BRIDGE RECTIFIERS CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES KBU 10A/15A/25A/35A SERIES FIG. 2 - DERATING CURVE OUTPUT RECTIFIED CURRENT AVERAGE FORWARD OUTPUT CURRENT AMPERES PEAK FORWARD SURGE CURRENT AMPERES FIG. 1 - MAXIMUM FORWARD SURGE CURRENT 300 250 200 KBU 15/25/35 150 100 KBU 10 50 0 1 10 100 40 KBU 35 30 KBU 25 20 KBU 15 10 KBU 10 0 50 100 150 0 TEMPERATURE, C NUMBER OF CYCLES AT 60Hz FIG. 3 - TYPICAL FORWARD CHARACTERISTICS 100 FIG. 4- TYPICAL REVERSE CHARACTERISTICS KBU 15 KBU 35 KBU 25 10 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES KBU 10 10 1.0 0.1 1.0 TJ=25oC 0.1 0.01 0 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE