The ZMM55C4V7R1 is a surface mount Zener diode manufactured by Panjit. It is designed for voltage regulation and transient voltage suppression applications. This diode comes in a small SOD-123 package, making it suitable for high-density circuit board assemblies where space is a constraint.

Applications

• Voltage stabilization in electronic circuits
• Transient voltage suppression
• Clipping and clamping circuits
• Overvoltage protection
• Use in portable devices due to its small size

Features

• Surface mount SOD-123 package
• 4.7V nominal Zener voltage
• Low profile
• High surge current capability
• Excellent clamping capability
• RoHS compliant

Benefits

• Provides stable voltage regulation, ensuring consistent performance of sensitive electronic components.
• Protects circuits from damage caused by voltage spikes and surges.
• Saves board space due to its compact size, enabling miniaturization of electronic devices.
• Simplifies assembly due to surface mount design.
• Environmentally friendly due to RoHS compliance.

Technical Specifications

The ZMM55C4V7R1 has a Zener voltage of 4.7V with a tolerance of approximately ±5%. The maximum power dissipation is typically 500mW. The operating temperature range is typically between -65°C to +150°C. It is crucial to refer to the manufacturer's datasheet for precise electrical characteristics, including dynamic resistance, reverse leakage current, and surge current ratings, to ensure appropriate application within a circuit design.

The SOD-123 package offers good thermal dissipation for its size, contributing to the diode's overall reliability and performance in demanding environments. Its fast response time to voltage transients makes it well-suited for protecting sensitive integrated circuits from ESD and other harmful voltage events.