DATA SHEET www.onsemi.com Zener Voltage Regulators MMSZ4xxxT1G Series, SZMMSZ4xxxT1G Series SOD123 CASE 425 500 mW, Low I SOD123 Surface Mount STYLE 1 ZT Three complete series of Zener diodes are offered in the convenient, surface mount plastic SOD123 package. These devices provide a 1 2 convenient alternative to the leadless 34package style. Cathode Anode Features 500 mW Rating on FR4 or FR5 Board MARKING DIAGRAM Wide Zener Reverse Voltage Range 1.8 V to 43 V Low Reverse Current (I ) 50 A ZT xx M Package Designed for Optimal Automated Board Assembly 1 Small Package Size for High Density Applications ESD Rating of Class 3 (> 16 kV) per Human Body Model xx = Device Code (Refer to page 3) SZ Prefix for Automotive and Other Applications Requiring Unique M = Date Code Site and Control Change Requirements AECQ101 Qualified and = PbFree Package PPAP Capable (Note: Microdot may be in either location) These Devices are PbFree and are RoHS Compliant* Mechanical Characteristics: ORDERING INFORMATION CASE: Void-free, transfer-molded, thermosetting plastic case FINISH: Corrosion resistant finish, easily solderable Device Package Shipping MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: MMSZ4xxxT1G SOD123 3,000 / 260C for 10 Seconds (PbFree) Tape & Reel POLARITY: Cathode indicated by polarity band SZMMSZ4xxxT1G SOD123 3,000 / FLAMMABILITY RATING: UL 94 V0 (PbFree) Tape & Reel MMSZ4xxxT3G SOD123 10,000 / (PbFree) Tape & Reel MAXIMUM RATINGS SZMMSZ4xxxT3G SOD123 10,000 / Rating Symbol Max Units (PbFree) Tape & Reel Total Power Dissipation on FR5 Board, P D For information on tape and reel specifications, (Note 1) T = 75C 500 mW L including part orientation and tape sizes, please Derated above 75C 6.7 mW/C refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. Thermal Resistance, (Note 2) R C/W JA JunctiontoAmbient 340 DEVICE MARKING INFORMATION Thermal Resistance, (Note 2) R C/W JL JunctiontoLead 150 See specific marking information in the device marking column of the Electrical Characteristics table on page 3 of Junction and Storage Temperature Range T , T 55 to C J stg this data sheet. +150 Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. 1. FR5 = 3.5 X 1.5 inches, using the minimum recommended footprint. 2. Thermal Resistance measurement obtained via infrared Scan Method. *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, 2013 1 Publication Order Number: August, 2021 Rev. 13 MMSZ4678T1/DMMSZ4xxxT1G Series, SZMMSZ4xxxT1G Series ELECTRICAL CHARACTERISTICS (T = 25C unless A I otherwise noted, V = 0.9 V Max. I = 10 mA) F F I F Symbol Parameter V Reverse Zener Voltage I Z ZT I Reverse Current ZT V V I Reverse Leakage Current V Z R R R V I V R F V Reverse Voltage I R ZT I Forward Current F V Forward Voltage I F F Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be indicated by the Electrical Characteristics if operated under different conditions. Zener Voltage Regulator www.onsemi.com 2