The ZMM5255 is a surface mount Zener diode manufactured by Semtech Corporation. It is designed to provide voltage regulation, voltage reference, or transient voltage suppression in a variety of electronic circuits. Its small size and surface mount design make it suitable for high-density PCB applications.

Applications:

• Voltage Regulation: Provides a stable voltage output for sensitive circuits.
• Overvoltage Protection: Protects circuits from damaging voltage spikes and surges.
• Voltage Clamping: Limits voltage levels to protect downstream components.
• Transient Voltage Suppression (TVS): Absorbs transient energy to prevent damage.
• Reference Voltage Generation: Provides a stable reference voltage for comparators and other circuits.

Features:

• Surface Mount Package: Allows for automated assembly and compact designs.
• Precise Zener Voltage: Provides a well-defined breakdown voltage.
• Low Dynamic Impedance: Ensures stable voltage regulation under varying current conditions.
• High Surge Current Capability: Withstands high current surges without failure.
• Low Leakage Current: Minimizes current flow when the diode is not in breakdown.
• RoHS Compliant: Meets environmental standards for hazardous substances.

Benefits:

• Improved Circuit Reliability: Protects sensitive components from voltage fluctuations.
• Simplified Circuit Design: Easy to integrate into various circuit configurations.
• Compact Size: Allows for high-density PCB layouts.
• Enhanced Surge Protection: Absorbs transient energy to prevent damage from voltage surges.
• Stable Voltage Regulation: Provides a consistent and reliable voltage output.

The ZMM5255 is a reliable and versatile Zener diode suitable for a wide range of applications. Its surface mount package, precise Zener voltage, and high surge current capability make it an excellent choice for protecting and regulating voltage in electronic circuits.

Specifications (typical)

• Zener Voltage: Approximately 28V (specific voltage varies depending on the exact part number variant).
• Power Dissipation: 500 mW
• Operating Temperature Range: -55°C to +150°C
• Package: SOD-80C