The MMSZ2V4T1/D 500 mW SOD−123 Surface Mount Zener Voltage Regulators offer 500 mW rating on FR−4 or FR−5 board, wide Zener reverse voltage range of −2.4 V to 56 V, package designed for optimal automated board assembly, small package size for high density applications, ESD rating of Class 3 (>16 kV) per Human Body Model, and Pb−free packages. It is ideal for automotive, industrial, and power applications.
The MMSZ2V4T1 Series Zener voltage regulators are surface‑mount devices in a compact SOD‑123 package, offering a 500 mW power rating and a wide reverse voltage range from 2.4 V to 56 V. Features include ESD Class 3 protection, lead‑free options, and suitability for high‑density automated board assembly.
The datasheet details electrical characteristics such as Zener voltage, reverse leakage, dynamic impedance, and temperature coefficients, as well as mechanical dimensions, maximum ratings, and ordering information. Typical characteristic curves illustrate voltage‑temperature behavior, power derating, and forward voltage performance.
| Maximum Power Dissipation (FR‑5 board, 75 °C) | 500 mW |
|---|---|
| ESD Rating | Class 3 (>16 kV) per Human Body Model |
| Junction‑to‑Ambient Thermal Resistance | 340 °C/W |
| Junction‑to‑Lead Thermal Resistance | 150 °C/W |
| Operating Temperature Range | -55 °C to +150 °C |
They are rated for 500 mW on an FR‑5 board at 75 °C.
They are supplied in a SOD‑123 surface‑mount package.
The devices have an ESD rating of Class 3 (>16 kV) per Human Body Model.
The allowable operating temperature range is –55 °C to +150 °C.