The MMBZ5221BLT1 Zener Voltage Regulators 225 mW SOT−23 Surface Mount is a product of Semiconductor Components Industries, LLC. Its features are small size, large power, and suitability for applications such as cellular phones, hand held portables, and high density PC boards.
The MMBZ5221BLT1 Series consists of surface‑mount Zener diodes in a compact SOT‑23 package, designed for high‑density applications such as cellular phones, handheld devices, and dense PC boards. The series offers a 225 mW rating, a wide Zener voltage range from 2.4 V to 91 V, and an ESD rating of Class 3 (>16 kV).
The datasheet details electrical parameters (Zener voltage, impedance, leakage current), mechanical dimensions, and ordering options (tape & reel, Pb‑free packages). It also includes typical characteristic curves for voltage, temperature coefficient, and capacitance, helping engineers select the appropriate part for their designs.
| Maximum Power Dissipation on FR‑5 Board @ 25 °C | 225 mW |
|---|---|
| Zener Voltage Range | 2.4 V to 91 V |
| ESD Rating | Class 3 (>16 kV) per Human Body Model |
| Maximum Case Temperature for Soldering | 260 °C for 10 seconds |
| Package Type | SOT‑23 (TO‑236) surface‑mount |
The Zener voltage ranges from 2.4 V up to 91 V.
It has an ESD rating of Class 3, exceeding 16 kV according to the Human Body Model.