TAK CHEONG SEM IC O N DU C TO R 500 mW LL-34 Hermetically Sealed Glass Fast Switching Diodes SURFACE MOUNT LL34 Absolute Maximum Ratings Symbol PD TSTG TA = 25°C unless otherwise noted Parameter Power Dissipation Storage Temperature Range TJ Operating Junction Temperature WIV Value Units 500 mW -65 to +150 °C +175 °C 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 BV IR VF TRR Breakdown Voltage Reverse Leakage Current Forward Voltage Reverse Recovery Time IR=100µA 100 IR=5µA 75 Unit Max Volts VR=20V 25 nA VR=75V 5 µA 0.62 0.72 TCLL4448, TCLL914B IF=5mA TCLL4148, TCLL4148 IF=10mA 1.0 TCLL4448, TCLL914B IF=100mA 1.0 Volts IF=10mA, VR=6V RL=100Ω 4 nS 4 pF IRR=1mA C Capacitance Number: DB-055 June 2008 / F VR=0V, f=1MHZ Page 1 TCLL4148/TCLL4448/TCLL914B ® ® TAK CHEONG SEM IC O N DU C TO R Typical Characteristics 1.5 400 Total Capacitance [pF] PD - Power Dissipation [mW] 500 300 200 100 f = 1MHz Ta = 25℃ 1.0 0.5 0.0 0 0 25 50 75 100 125 150 175 0 200 5 10 Temperature [℃ ] 15 20 25 30 VR - Reverse Voltage [V] Figure 1. Power Dissipation vs Ambient Temperature Figure 2. Total Capacitance Valid provided leads at a distance of 0.8mm from case are kept at ambient temperature 60 Ta=25℃ IR - Leakage Current [nA] BV - Reverse Voltage [V] 160 150 140 130 120 110 40 30 20 10 0 1 10 100 10 IR - Reverse Current [uA] Figure 3. Reverse Voltage vs Reverse Current BV – 1.0uA to 100uA 1500 1400 Ta=25℃ 1300 1200 1100 1000 900 800 700 600 500 400 300 200 100 0.001 100 1000 0.100 10.000 IF - Forw ard Current [m A] 1000.000 Figure 5. Forward Voltage vs Forward Current VF – 0.001mA to 800mA Number: DB-055 June 2008 / F VR - Reverse Voltage [V] Figure 4. Reverse Current vs Reverse Voltage IR – 10V to 100V VF - Forward Voltage (mV) VF - Forward Voltage [mV] Ta=25℃ 50 800 600 Ta= -40℃ Ta=25℃ 400 Ta=65℃ Ta=125℃ 200 0 0.01 0.1 1 10 IF - Forw ard Current (m A) 100 Figure 6. Forward Voltage vs Ambient Temperature VF – 0.01mA to 100mA (-40 to +125 Deg C) Page 2 ® 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. Number: DB-055 June 2008 / F Page 3 TAK CHEONG ® DISC LA I MER NOTIC E NOTICE The information presented in this document is for reference only. Tak Cheong reserves the right to make changes without notice for the specification of the products displayed herein. The product listed herein is designed to be used with ordinary electronic equipment or devices, and not designed to be used with equipment or devices which require high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), Tak Cheong Semiconductor Co., Ltd., or anyone on its behalf, assumes no responsibility or liability for any damagers resulting from such improper use of sale. This publication supersedes & replaces all information reviously supplied. For additional information, please visit our website http://www.takcheong.com, or consult your nearest Tak Cheong’s sales office for further assistance. Number: DB-100 April 14, 2008 / A