UNISONIC TECHNOLOGIES CO., LTD SF18G DIODE GLASS PASSIVATED SUPER FAST RECOVERY RECTIFIER DESCRIPTION The UTC SF18G is a glass passivated super fast rectifier, it uses UTC’s advanced technology to provide customers with high surge current and low forward voltage drop, etc. FEATURES * Low forward voltage drop * High surge current capability * High current capability * High reliability SYMBOL ORDERING INFORMATION Ordering Number Lead Free Halogen Free SF18GL-Z41-B SF18GP-Z41-B SF18GL-Z41-R SF18GP-Z41-R Note: Pin Assignment: A: Anode K: Cathode Package DO-41 DO-41 Pin Assignment 1 2 K A K A Packing Tape Box Tape Reel SF18GL-Z41-B (1)Packing Type (1) B: Tape Box, R: Tape Reel (2)Package Type (2) Z41: DO-41 (3)Green Package (3) L: Lead Free, P: Halogen Free and Lead Free MARKING Cathode Band for uni-directional Only SF18G L: Lead Free P: Halogen Free Date Code www.unisonic.com.tw Copyright © 2015 Unisonic Technologies Co., Ltd 1 of 3 QW-R601-265-B SF18G DIODE ABSOLUTE MAXIMUM RATINGS Ratings at 25°C ambient temperature unless otherwise specified. Single phase half-wave 60Hz, resistive or inductive load, for capacitive load current derate by 20%. PARAMETER SYMBOL RATINGS UNIT Working Peak Reverse Voltage VRWM 600 V Repetitive Peak Reverse Voltage VRRM 600 V Maximum RMS Reverse Voltage VRMS 420 V DC Blocking Voltage VR 600 V Average Rectified Output Current (TA=55°C) IO 1.0 A Peak Forward Surge Current 8.3ms Single Half IFSM 30 A Sine-Wave Superimposed on Rated Load Junction Temperature TJ -55~+150 °C Storage Temperature TSTG -55~+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 Junction to Ambient (Note 2) SYMBOL θJA RATINGS 50 UNIT °C/W ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. Single phase half-wave 60Hz, resistive or inductive load, for capacitive load current derate by 20%. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Instantaneous Forward Voltage VFM IF=1.0A 1.7 V DC Reverse Current at Rated DC Blocking TA=25°C 5.0 μA IRM Voltage TA=100°C 100 μA Reverse Recovery Time trr IF=0.5A, IR=1.0A, Irr=0.25A 35 ns Junction Capacitance (Note 1) CJ 25 pF Notes: 1. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 3 QW-R601-265-B SF18G DIODE TYPICAL CHARACTERISTICS Test Circuit Diagram And Reverse Recovery Time Characteristics 10Ω 50Ω NONINDUCTIVE NONINDUCTIVE (-) DUT 1Ω NON INDUCTIVE trr +0.5A OSCILLOSCOPE (NOTE 1) PULSE GENERATOR (NOTE 2) Average Forward Current (A) (+) 50 Vdc (approx) (-) Typical Forward Current Derating Curve 0 -0.25A (+) -1.0A 1cm Set Time Base For 10/15ns/cm Notes: 1 Rise Time=7ns max. Input Impedance=1 megohm 22pF 2 Rise Time=10ns max. Source Impedance=50 ohms 1.5 1.0 0.5 0 Single Phase Half Wave 60Hz Resistive or inductive Load 0.375"(9.5mm) Lead Length 25 50 75 100 125 150 175 Ambient Temperature, TA (°C) Typical Reverse Characteristics 1000 Maximum Non-Repetitive Forward Surge Current TA=150°C 100 TA=125°C 10 Peak Forward Surge Current (A) Instantaneous Reverse Current (µA) 35 1 25 20 15 10 5 1 0 20 40 60 2 5 10 20 50 100 Number of Cycles At 60Hz TA=25°C 0.1 TA=25°C 8.3ms Single Half Sine Wave (JEDEC Method) 30 80 100 120 140 Percent of Rated Peak Reverse Voltage (%) 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 written 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. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 3 QW-R601-265-B