The BZM55B4V3 is a 4.3V Zener diode manufactured by Vishay. It is designed for voltage stabilization and clipping purposes. This diode belongs to the BZM55 series, known for its compact size and reliable performance in a variety of electronic applications.

Applications

• Voltage stabilization
• Voltage clipping
• Overvoltage protection
• Logic level shifting
• Reference voltage generation
• Portable electronic devices
• General-purpose circuit protection

Features

• Silicon Planar Zener Diode
• Low profile surface mount package
• High stability and reliability
• Tight tolerance on Zener voltage
• Lead-free finish
• RoHS compliant

Benefits

• Provides stable voltage regulation
• Protects circuits from overvoltage conditions
• Enables precise voltage levels for logic circuits
• Compact size allows for use in space-constrained applications
• Ensures reliable performance in diverse operating conditions
• Reduces the risk of damage from voltage spikes

Technical Specifications

The BZM55B4V3 has a Zener voltage (Vz) of 4.3V with a tolerance of approximately ±2%. It has a power dissipation of 500mW. The diode is designed for surface mount applications and comes in a MiniMELF (SOD-80) package. The maximum forward voltage is typically around 0.9V at a forward current of 10mA. Its low reverse leakage current ensures minimal power loss during operation. Its operating temperature ranges from -55°C to +150°C. The dynamic resistance is generally low which allows stable regulation even with varying input current.

The BZM55B4V3 is suitable for a broad range of electronic devices. Its compact size and reliable performance make it an ideal choice for voltage regulation and protection in various applications.