UNISONIC TECHNOLOGIES CO., LTD BAT54STB DIODE SCHOTTKY BARRIER (DUAL) DIODES DESCRIPTION Planar Schottky barrier diodes are encapsulated in the SOT-523 small plastic SMD package. Single diodes and dual diodes with different pin configuration are available. FEATURES * Low forward voltage * Guard ring protected * Small plastic SMD package SYMBOL ORDERING INFORMATION Ordering Number Lead Free Halogen Free BAT54STBL-AN3-R BAT54STBG-AN3-R Note: Pin Assignment: A: Anode K: Cathode Package SOT-523 1 K1 Pin Assignment 2 3 A2 K2A1 Packing Tape Reel MARKING E44 L: Lead Free G: Halogen Free www.unisonic.com.tw Copyright (c) 2011 Unisonic Technologies Co., Ltd 1 of 3 QW-R601-053.B BAT54STB DIODE ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT PER DIODE Continuous Reverse Voltage VR 30 V Continuous Forward Current IF 200 mA Repetitive Peak Forward Current (tP <1s, 0.5) IFRM 300 mA Non-repetitive Peak Forward Current (tP <10ms) IFSM 600 mA Junction Temperature TJ +125 C Storage Temperature TSTG -60 ~ +150 C PER DEVICE Power Dissipation (TA25C) PD 230 mW 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 SYMBOL JA RATINGS 500 UNIT C/W ELECTRICAL CHARACTERISTICS (TA = 25C, unless otherwise specified.) PARAMETER SYMBOL Forward Voltage (See Fig.1) VF Reverse Current (See Fig.2) IR Reverse Recovery Time (see Fig.4) trr Diode Capacitance (see Fig.3) CD TEST CONDITIONS IF = 0.1mA IF = 1mA IF = 10mA IF = 30mA IF = 100mA VR = 25V When switched from IF =10mA to IR = 10mA, RL = 100 measured at IR = 1mA f = 1 MHz, VR = 1V; UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN TYP MAX UNIT 240 mV 320 mV 400 mV 500 mV 800 mV 2 A 5 ns 10 pF 2 of 3 QW-R601-053.B BAT54STB DIODE TYPICAL CHARACTERISTICS CD (pF) IR (A) IF (mA) 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-R601-053.B