K21W Technical Data Data Sheet N1782, Rev. - K21W Schottky Barrier Rectifiers Features • • • • • • • Plastic package has Underwriters Laboratory Flammability Classification 94V-0 For use in low voltage high frequency inverters, free wheeling, and polarity protection applications Guardring for over voltage protection High temperature soldering guaranteed: 260°C/10 seconds at terminals These Devices are Pb−Free and are RoHS Compliant All SMC parts are traceable to the wafer lot Additional testing can be offered upon request Mechanical Data • • • • • Case: SOD123FL molded plastic over sky die Terminals: Tin Plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.02g Mechanical Dimensions (In mm) SOD-123FL • China - Germany - Korea - Singapore - United States • • http://www.smc-diodes.com - sales@ smc-diodes.com • K21W Technical Data Data Sheet N1782, Rev. - Marking Diagram: K21 = Part Name Cautions：Molding resin Epoxy resin UL: 94V-0 Ordering Information: Device Package Shipping K21W SOD-123FL 3000pcs / reel For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specification. Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified Characteristic Symbol Value Unit Peak Repetitive Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage VRRM VRWM VR 10 V Maximum Average Rectified Forward Current at TA = 55°C IF(AV) 2 A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 50 A @IF = 1A,TA = 25°C @IF = 2A,TA = 25°C VFM 0.38 0.42 V @VR = 10V,TA = 25°C IRM 3 mA Cj 500 pF RΘJA 180 °C/W TJ -55 to +125 °C TSTG -55 to +150 °C Forward Voltage Peak Reverse Current Maximum Junction Capacitance (Note 1) Typical thermal resistance (Note 2) Operating Junction Temperature Range Storage Temperature Range Case Style SOD-123FL Note1. Measured at 1MHz and applied reverse voltage of 5.0V D.C. 2. PCB mounted on 0.2 X 0.2" (5.0 X 5.0 mm) copper pad areas. • China - Germany - Korea - Singapore - United States • • http://www.smc-diodes.com - sales@ smc-diodes.com • K21W Technical Data Data Sheet N1782, Rev. - TJ=100℃ TJ=25℃ Fig.1-Typical Junction Capacitance TJ=25℃ Fig.2-Typical Reverse Characteristics TJ=25℃ Fig.3-Typical Forward Voltage Drop Characteristics • China - Germany - Korea - Singapore - United States • • http://www.smc-diodes.com - sales@ smc-diodes.com • K21W Technical Data Data Sheet N1782, Rev. DISCLAIMER: 1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product characteristics. Before ordering, purchasers are advised to contact the SMC - Sangdest Microelectronics (Nanjing) Co., Ltd sales department for the latest version of the datasheet(s). 2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment, medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by means of users’ fail-safe precautions or other arrangement . 3- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any damages that may result from an accident or any other cause during operation of the user’s units according to the datasheet(s). SMC - Sangdest Microelectronics (Nanjing) Co., Ltd assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information, products or circuits described in the datasheets. 4- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any failure in a semiconductor device or any secondary damage resulting from use at a value exceeding the absolute maximum rating. 5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC - Sangdest Microelectronics (Nanjing) Co., Ltd. 6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC - Sangdest Microelectronics (Nanjing) Co., Ltd. 7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and regulations.. • China - Germany - Korea - Singapore - United States • • http://www.smc-diodes.com - sales@ smc-diodes.com •