ON Semiconductor Is Now To learn more about onsemi, please visit our website at www.onsemi.com onsemi andand other names, marks, and brands are registered and/or common law trademarks of Semiconductor Components Industries, LLC dba onsemi or its affiliates and/or subsidiaries in the United States and/or other countries. onsemi owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. A listing of onsemi product/patent coverage may be accessed at www.onsemi.com/site/pdf/Patent-Marking.pdf. onsemi reserves the right to make changes at any time to any products or information herein, without notice. The information herein is provided as-is and onsemi makes no warranty, representation or guarantee regarding the accuracy of the information, product features, availability, functionality, or suitability of its products for any particular purpose, nor does onsemi assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. Buyer is responsible for its products and applications using onsemi products, including compliance with all laws, regulations and safety requirements or standards, regardless of any support or applications information provided by onsemi. Typical parameters which may be provided in onsemi data sheets and/ or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including Typicals must be validated for each customer application by customers technical experts. onsemi does not convey any license under any of its intellectual property rights nor the rights of others. onsemi products are not designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices or medical devices with a same or similar classification in a foreign jurisdiction or any devices intended for implantation in the human body. Should Buyer purchase or use onsemi products for any such unintended or unauthorized application, Buyer shall indemnify and holdo nsemi and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that onsemi was negligent regarding the design or manufacture of the part. onsemi is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner. Other names and brands may be claimed as the property of others. MMBT6521LT1G, SMMBT6521LT1G Amplifier Transistor NPN Silicon Features www.onsemi.com S Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements AECQ101 Qualified and PPAP Capable These Devices are PbFree, Halogen Free/BFR Free and are RoHS Compliant SOT23 (TO236) CASE 31808 STYLE 6 MAXIMUM RATINGS COLLECTOR Rating Symbol Value Unit 3 CollectorEmitter Voltage V 25 Vdc CEO CollectorBase Voltage V 40 Vdc CBO 1 BASE EmitterBase Voltage V 4.0 Vdc EBO Collector Current Continuous I 100 mAdc C 2 THERMAL CHARACTERISTICS EMITTER Characteristic Symbol Max Unit MARKING DIAGRAM Total Device Dissipation FR5 Board P D (Note 1) T = 25C 225 mW A Derate above 25C 1.8 mW/C Thermal Resistance, JunctiontoAmbient R 556 C/W RO M JA Total Device Dissipation Alumina P D 1 Substrate, (Note 2) T = 25C 300 mW A Derate above 25C 2.4 mW/C RO = Specific Device Code Thermal Resistance, JunctiontoAmbient R 417 C/W JA M = Date Code* Junction and Storage Temperature T , T 55 to +150 C = PbFree Package J stg Stresses exceeding those listed in the Maximum Ratings table may damage the (Note: Microdot may be in either location) device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. *Date Code orientation and/or overbar may 1. FR5 = 1.0 0.75 0.062 in. vary depending upon manufacturing location. 2. Alumina = 0.4 0.3 0.024 in. 99.5% alumina. ORDERING INFORMATION Device Package Shipping MMBT6521LT1G SOT23 3,000 / (PbFree) Tape & Reel SMMBT6521LT1G SOT23 3,000 / (PbFree) Tape & Reel For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specification Brochure, BRD8011/D. Semiconductor Components Industries, LLC, 2003 1 Publication Order Number: October, 2016 Rev. 7 MMBT6521LT1/D