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UNISONIC TECHNOLOGIES CO., LTD BYR79 Preliminary DIODE www.unisonic.com.tw 1 of 3 Copyright © 2015 Unisonic Technologies Co., Ltd QW-R601-028.d ULTRA FAST-RECOVERY RECTIFIER DIODE DESCRIPTION The UTC BYR79 is a rectifier diode providing the designers with ultra-fast switching and low switch ing loss. It features low forward voltage drop, ultra fast reverse recovery times with very low stored charge and soft-recovery characteristic. The UTC BYR79 is suitable for switched-mode power supplies, SRPS and high-frequency circuits. FEATURES * Low Switching Loss * Low Forward Volt Drop * Ultra-Fast Switching * Soft Recovery Characteristic * Low Thermal Resistance SYMBOL ORDERING INFORMATION Ordering Number Pin Assignment Lead Free Halogen Free Package 1 2 Packing BYR79L-6-TA2-T BYR79G-6-TA2-T TO-220-2 K A Tube Note: Pin Assignment: A: Anode K: Cathode MARKING
UNISONIC TECHNOLOGIES CO., LTD 2 of 3 www.unisonic.com.tw Q W - R 6 0 1 - 0 2 8 . d ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL CONDITIONS RATINGS UNIT Peak Repetitive Reverse Voltage V RRM 600 V Crest Working Reverse Voltage V RWM 600 V Continuous Reverse Voltage V R 600 V Average Forward Current I F(AV) Square waveform; δ=0.5; Tmb≦108°C 15 A Repetitive Peak Forward Current I FRM t=25μs; square waveform; δ =0.5; Tmb≦108°C 30 A t=10ms;sinusoidal waveform 130 A Non-Repetitive Peak Forward Current. IFSM t=8.3ms;sinusoidal waveform 143 A Junction Temperature T J 150 °C Storage Temperature T STG -40 ~ +150 °C Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. THERMAL DATA PARAMETER SYMBOL RATINGS UNIT Junction to Ambient θJA 60 K/W Junction to Tab θJB 2.0 K/W ELECTRICAL CHARACTERISTICS (TJ =25°C, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT IF =15A, TJ =150°C 1.0 1.2 VForward Voltage V F IF =15A, TJ =25°C 1.17 1.38 V VR=600V, 5 50 µAReverse Current I R VR=600V, TJ=100°C 0.2 0.8 mA Reverse Recovery Charge Q r I F =2A to VR ≥30V, dIF/dt =20A/μs, TJ=25°C 40 70 nC Reverse Recovery Time t RR I F=10A to VR ≥30V, dIF/dt=100A/μs, TJ=25°C 50 60 ns Note: Measured under pulse conditions to avoid excessive dissipation.
UNISONIC TECHNOLOGIES CO., LTD 3 of 3 www.unisonic.com.tw Q W - R 6 0 1 - 0 2 8 . d TYPICAL CHARACTERISTICS IF IF IR Qr tRR dIF dIt time 10010 Definition of tRR and Qr UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior writ ten consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.