® TAK CHEONG 500 mW LL-34 Hermetically Sealed Glass Fast Switching Diodes Absolute Maximum Ratings Symbol PD TSTG SURFACE MOUNT LL34 TA = 25°C unless otherwise noted Parameter Power Dissipation Storage Temperature Range Value Units 500 mW -65 to +150 °C +175 °C TJ Operating Junction Temperature WIV Working Inverse Voltage 75 V IO Average Rectified Current 150 mA IFM Non-repetitive Peak Forward Current Peak Forward Surge Current (Pulse Width = 1.0 µsecond) 450 mA 2 A IFSURGE DEVICE MARKING DIAGRAM Cathode Band Color : Black These ratings are limiting values above which the serviceability of the diode may be impaired. Specification Features: Fast Switching Device (TRR <4.0 nS) LL-34 (Mini-MELF) Package Surface Device Type Mounting Cathode Anode Hermetically Sealed Glass Compression Bonded Construction ELECTRICAL SYMBOL All External Surfaces Are Corrosion Resistant And Terminals Are Readily Solderable RoHS Compliant Matte Tin (Sn) Terminal Finish Color band Indicates Negative Polarity Electrical Characteristics Symbol TA = 25°C unless otherwise noted Parameter Limits Test Condition Min Unit Max BV Breakdown Voltage IR=5µA IR Reverse Leakage Current VR=50V 50 nA VF Forward Voltage IF=50mA 1 Volts TRR Reverse Recovery Time IF=IR=10mA 4 nS 2 pF RL=100Ω 75 Volts IRR=1mA C Capacitance VR=0V, f=1MHZ February 2008 / C Page 1 TCLL4151 SEM IC O N DU C TO R ® TAK CHEONG SEM IC O N DU C TO R Package Outline Package Case Outline B LL-34 DIM Inches Min Max Min Max A 3.302 3.505 0.130 0.138 B 1.397 1.499 0.055 0.059 C 0.350 0.500 0.014 0.020 A LL34 Millimeters C Notes: 1. 2. All dimensions are within DO213AC JEDEC standard. LL-34 polarity denoted by cathode band. This datasheet presents technical data of Tak Cheong’s Switching Diodes. Complete specifications for the individual devices are provided in the form of datasheets. A comprehensive Selector Guide is included to simplify the task of choosing the best set of components required for a specific application. For additional information, please visit our website http://www.takcheong.com. Although information in this datasheet has been carefully checked, no responsibility for the inaccuracies can be assumed by Tak Cheong. Please consult your nearest Tak Cheong’s sales office for further assistance. Tak Cheong reserves the right to make changes without further notice to any products herein to further improve reliability, function or design, cost and productivity. TAK CHEONG ® and are registered trademarks of Tak Cheong Electronics (Holdings) Co., Ltd. February 2008 / C Page 2