DATA SHEET www.onsemi.com 3 Watt Plastic Surface Mount PLASTIC SURFACE MOUNT Zener Voltage Regulators ZENER VOLTAGE REGULATOR DIODES 1SMB59xxBT3G Series, 3.3200 V, 3 W DC POWER SZ1SMB59xxT3G Series This complete new line of 3 W Zener diodes offers the following advantages. SMB Features CASE 403A Zener Voltage Range 3.3 V to 200 V PLASTIC ESD Rating of Class 3 (> 16 kV) per Human Body Model Flat Handling Surface for Accurate Placement Package Design for Top Side or Bottom Circuit Board Mounting Cathode Anode AECQ101 Qualified and PPAP Capable SZ1SMB59xxT3G SZ Prefix for Automotive and Other Applications Requiring Unique MARKING DIAGRAM Site and Control Change Requirements These are PbFree Devices* AYWW Mechanical Characteristics: 9xxB CASE: Void-free, transfer-molded plastic FINISH: All external surfaces are corrosion resistant and leads are readily solderable A = Assembly Location MAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES: Y = Year 260C for 10 Seconds WW = Work Week LEADS: Modified LBend providing more contact area to bond pads 9xxB = Device Code (Refer to page 3) POLARITY: Cathode indicated by polarity band = PbFree Package FLAMMABILITY RATING: UL 94 V0 (Note: Microdot may be in either location) MAXIMUM RATINGS ORDERING INFORMATION Rating Symbol Value Unit Device Package Shipping Maximum Steady State Power Dissipation T = 75C P 3.0 W L D 1SMB59xxBT3G SMB 2,500 / Measured at Zero Lead Length (PbFree) Tape & Reel Derate Above 75C 40 mW/C SZ1SMB59xxBT3G SMB 2,500 / Thermal Resistance from JunctiontoLead R 25 C/W JL (PbFree) Tape & Reel Maximum Steady State Power For information on tape and reel specifications, Dissipation T = 25C (Note ) P 550 mW A D including part orientation and tape sizes, please Derate Above 25C 4.4 mW/C refer to our Tape and Reel Packaging Specifications Thermal Resistance from R 226 C/W JA Brochure, BRD8011/D. JunctiontoAmbient Operating and Storage Temperature Range T , T 65 to C J stg +150 DEVICE MARKING INFORMATION Stresses exceeding those listed in the Maximum Ratings table may damage the See specific marking information in the device marking device. If any of these limits are exceeded, device functionality should not be column of the Electrical Characteristics table on page 3 of this data sheet. assumed, damage may occur and reliability may be affected. 1. FR4 board, using recommended footprint. *For additional information on our PbFree strategy and soldering details, please download the onsemi Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. Semiconductor Components Industries, LLC, 2016 1 Publication Order Number: August, 2021 Rev. 10 1SMB5913BT3/D1SMB59xxBT3G Series, SZ1SMB59xxT3G Series ELECTRICAL CHARACTERISTICS (T = 30C unless otherwise noted, L V = 1.5 V Max. I = 200 mA(dc) for all types) F F I Symbol Parameter I F V Reverse Zener Voltage I Z ZT I Reverse Current ZT Z Maximum Zener Impedance I ZT ZT V V I Reverse Current Z R ZK V I V R F Z Maximum Zener Impedance I I ZK ZK ZT I Reverse Leakage Current V R R V Reverse Voltage R I Forward Current F V Forward Voltage I F F I Maximum DC Zener Current Zener Voltage Regulator ZM www.onsemi.com 2