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MMSZ5246B from FAIRCHIL,Fairchild Semiconductor

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MMSZ5246B

Manufacturer: FAIRCHIL, FSC, FAIRCHILD

Zener Diodes

Partnumber Manufacturer Quantity Availability
MMSZ5246B FAIRCHIL, FSC, FAIRCHILD 18247 In Stock

Description and Introduction

Zener Diodes # Introduction to the MMSZ5246B Zener Diode  

The **MMSZ5246B** is a surface-mount Zener diode designed for voltage regulation and protection in electronic circuits. As part of the **MMSZ series**, it offers precise voltage stabilization with a nominal Zener voltage of **16V** and a power dissipation rating of **500mW**. Its compact **SOD-123** package makes it suitable for space-constrained applications, including consumer electronics, automotive systems, and industrial controls.  

Key features of the MMSZ5246B include a **low leakage current** and **sharp breakdown characteristics**, ensuring reliable performance in voltage clamping and transient suppression. With a **tolerance of ±5%**, it provides consistent regulation, making it ideal for precision circuits. Additionally, its **fast response time** helps protect sensitive components from voltage spikes and electrostatic discharge (ESD).  

The diode operates effectively within a **temperature range of -65°C to +150°C**, ensuring stability in harsh environments. Engineers often utilize the MMSZ5246B in power supplies, voltage references, and signal conditioning circuits where stable voltage thresholds are critical.  

When selecting a Zener diode, the MMSZ5246B stands out for its balance of **performance, size, and cost-effectiveness**. Its robust construction and industry-standard specifications make it a dependable choice for both prototyping and mass production.  

For detailed electrical characteristics, consult the manufacturer’s datasheet to ensure proper integration into your circuit design.

Application Scenarios & Design Considerations

Zener Diodes

Alternative Part Number

  • BZT52C16 --: 16V zener in SOD-123 with similar power rating, a widely available cross-series replacement for the MMSZ5246B.
  • 1N4745A --: 16V 1W zener diode in DO-41 package, electrically equivalent and commonly used as a through-hole substitute.
  • DDZ16C --: 16V zener in SOD-123 with comparable tolerance and power, offering a different series as a direct SMD alternative.
  • BZX84C16 --: 16V zener in SOT-23 package, suitable low-power alternative when board space allows a different footprint.
  • MMSZ5246BT1G --: Same 16V zener in SOD-123 from a major second source, electrically equivalent and easy drop-in replacement.

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