UNISONIC TECHNOLOGIES CO., LTD SF28G DIODE GLASS PASSIVATED SUPER FAST RECOVERY RECTIFIER 1 DESCRIPTION The UTC SF28G 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 SF28GL-Z15-B SF28GP-Z15-B Note: Pin Assignment: A: Anode K: Cathode DO-15 2 Package DO-15 Pin Assignment 1 2 K A Packing Tape Box MARKING Cathode Band for uni-directional Only SF28G L: Lead Free P: Halogen Free Date Code www.unisonic.com.tw Copyright © 2015 Unisonic Technologies Co., Ltd 1 of 4 QW-R601-255.C SF28G 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 2.0 A Peak Forward Surge Current 8.3ms Single Half IFSM 50 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=2.0A 1.7 V DC Reverse Current at Rated DC Blocking TA=25°C 5.0 μA IRM Voltage TA=100°C 50 μA Reverse Recovery Time trr IF=0.5A, IR=1.0A, Irr=0.25A 35 ns Junction Capacitance (Note 1) CJ 30 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 4 QW-R601-255.C SF28G 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 2.0 1.0 0 Single Phase Half Wave 60Hz Resistive or inductive Load 0.375"(9.5mm) Lead Length 25 75 100 125 150 175 50 Ambient Temperature, TA (°C) Typical Reverse Characteristics Typical Forward Characteristics 1000 100 TA=25°C Pulse Width=300µs 1% Duty Cycle 100 Instantaneous Forward Current (A) Instantaneous Reverse Current (µA) 3.0 TA=150°C TA=125°C 10 1.0 10 1.0 0.1 TA=25°C 0.1 0 20 40 60 80 100 0.01 120 140 0.2 0.4 Percent Of Rated Peak Reverse Voltage (%) 30 20 10 2 5 10 20 50 100 Number Of Cycles At 60Hz UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 1.2 1.4 175 Junction Capacitance (pF) Peak Forward Surge Current (A) 40 1 1.0 Typical Junction Capacitance TA=25°C 8.3ms Single Half (JEDEC Method) 50 0.8 Forward Voltage (V) Maximum Non-Repetitive Forward Surge Current 60 0.6 150 125 100 75 TJ=25°C 50 25 1 0.5 1 2 5 10 20 50 100 200 5001000 Reverse Voltage (V) 3 of 4 QW-R601-255.C SF28G DIODE 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 4 of 4 QW-R601-255.C