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MM3Z3V9B from FSC,Fairchild Semiconductor

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MM3Z3V9B

Manufacturer: FSC, FAIRCHILD

3.9V 200mW 2% Zener, SOD323F

Partnumber Manufacturer Quantity Availability
MM3Z3V9B FSC, FAIRCHILD 9050 In Stock

Description and Introduction

3.9V 200mW 2% Zener, SOD323F **Introducing the MM3Z3V9B: A Precision Zener Diode for Reliable Circuit Protection**  

In today’s fast-evolving electronics landscape, ensuring stable voltage regulation and circuit protection is crucial. The **MM3Z3V9B** stands out as a high-performance Zener diode designed to deliver precise voltage stabilization in a compact, surface-mount package.  

Engineered for accuracy, the MM3Z3V9B offers a **3.9V nominal Zener voltage** with tight tolerances, making it ideal for applications requiring dependable voltage clamping and reference functions. Its low leakage current and robust thermal characteristics ensure consistent performance across a wide operating temperature range, enhancing reliability in demanding environments.  

Key features of the MM3Z3V9B include:  
- **Low power dissipation (500mW)**, suitable for space-constrained designs.  
- **SOD-323 package**, providing a small footprint for PCB efficiency.  
- **Sharp breakdown characteristics**, ensuring precise voltage regulation.  

Common applications span across power management, signal conditioning, and protection circuits in consumer electronics, automotive systems, and industrial controls. Whether used in voltage regulators, surge protectors, or precision measurement devices, the MM3Z3V9B delivers consistent performance with minimal drift over time.  

For engineers seeking a cost-effective yet high-quality Zener diode, the MM3Z3V9B combines precision, durability, and compactness—making it an excellent choice for modern electronic designs.  

By integrating this component into your circuitry, you can achieve enhanced stability and protection without compromising on efficiency or board space.

Application Scenarios & Design Considerations

3.9V 200mW 2% Zener, SOD323F

Alternative Part Number

  • BZT52C3V9 --: 3.9V zener in SOD-123 with similar power rating and tolerance, widely available and pin-compatible.
  • 1N4728A --: 3.3V/3.9V-class 1W zener in DO-41, robust alternative when board space allows and higher power margin is acceptable.
  • MMSZ4686T1G --: 3.9V zener in SOD-123 with comparable voltage and low-current regulation characteristics.

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