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MMBZ5230BLT1G from ON,ON Semiconductor

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MMBZ5230BLT1G

Manufacturer: ON, ON/FSC

Zener Voltage Regulators

Partnumber Manufacturer Quantity Availability
MMBZ5230BLT1G ON, ON/FSC 40600 In Stock

Description and Introduction

Zener Voltage Regulators **Introduction to the MMBZ5230BLT1G Zener Diode**  

The MMBZ5230BLT1G is a high-performance surface-mount Zener diode designed for voltage regulation and protection in electronic circuits. As part of the small-signal diode family, it offers precise voltage clamping with a nominal Zener voltage of 3.0V, making it suitable for applications requiring stable reference voltages or transient suppression.  

Encased in a compact SOT-23 package, the MMBZ5230BLT1G is ideal for space-constrained designs, such as portable devices, power management systems, and communication equipment. Its low leakage current and sharp breakdown characteristics ensure reliable performance in both forward and reverse bias conditions.  

Key features include a power dissipation rating of 225mW and a tight tolerance on Zener voltage, which enhances circuit stability. The diode’s robust construction allows it to handle moderate power surges, making it useful for ESD (electrostatic discharge) protection and overvoltage prevention in sensitive electronics.  

Engineers often integrate the MMBZ5230BLT1G into voltage reference circuits, voltage clamping networks, or as a protective element in signal lines. Its compatibility with automated assembly processes further simplifies manufacturing.  

With its balance of precision, efficiency, and compact form factor, the MMBZ5230BLT1G is a versatile solution for modern electronic designs requiring dependable voltage regulation and protection.

Application Scenarios & Design Considerations

Zener Voltage Regulators

Alternative Part Number

  • BZT52C4V7 --: 4.7V zener in SOD-123 with similar power rating and tolerance, widely available and pin-compatible replacement.
  • MMSZ5230B --: Same 4.7V zener voltage and SOD-123 package from a different series, electrically equivalent for most applications.
  • 1N4732A --: 4.7V 1W zener in DO-41 axial package, suitable when through-hole mounting is acceptable and higher power margin is desired.
  • BZX84C4V7LT1G --: 4.7V zener in the same SOT-23 package with comparable power rating, widely available and a common cross for MMBZ5230B.
  • MMSZ5230BT1G --: Same 4.7V zener voltage and SOD-123 package family, electrically equivalent and easy to substitute where board space allows.

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