The ERZVF2M471 is a transient voltage suppressor (TVS) varistor from Panasonic, part of the ERZ series. This metal oxide varistor (MOV) is designed to protect sensitive electronic components from voltage surges and transients. It provides a cost-effective and reliable solution for overvoltage protection.

Applications

• Power Supplies: Protects power supply circuits from line surges, switching transients, and electrostatic discharge (ESD).
• Consumer Electronics: Used in televisions, set-top boxes, and audio equipment to protect against power line disturbances.
• Industrial Equipment: Safeguards industrial control systems and machinery from voltage spikes and surges.
• Telecommunications Equipment: Protects telecommunication lines and equipment from lightning-induced surges and ESD.
• Automotive Electronics: Used in automotive electronic systems to protect against voltage transients and load dump events.
• LED Lighting: Protects LED drivers and LED modules from voltage surges and transients.

Features

• High Surge Current Capability: Designed to withstand high surge currents, providing robust overvoltage protection.
• Fast Response Time: Quickly responds to transient overvoltages, clamping the voltage to a safe level.
• Compact Size: Available in a compact disc-type package for space-saving designs.
• RoHS Compliant: Environmentally friendly and compliant with RoHS standards.
• Wide Operating Temperature Range: Operates reliably over a broad temperature range.

Benefits

• Effective Surge Protection: Provides reliable protection against voltage surges, preventing damage to sensitive electronic components.
• Fast Clamping: Quickly clamps overvoltages, minimizing the stress on protected components.
• Compact Design: Saves valuable board space, enabling smaller and more efficient circuit designs.
• Long Service Life: Offers long-term reliability and performance.
• Improved System Reliability: Enhances the overall reliability and longevity of electronic equipment.

Additional Details

The ERZVF2M471 has a varistor voltage of 470V (at 1mA). The maximum surge current rating is [Lookup Required: specific surge current rating]. The clamping voltage varies depending on the applied surge current. The operating temperature range is typically -40°C to +85°C. The varistor is constructed from a zinc oxide (ZnO) based ceramic material and features a flame-retardant epoxy coating. The leads are typically tinned for easy soldering. This varistor is suitable for protecting a wide range of electronic devices and is especially effective in applications requiring robust surge protection in a small form factor.