The FM4758W is a Zener diode manufactured by Rectron Semiconductor, meticulously designed to provide precise voltage regulation and reliable overvoltage protection within various electronic circuits. As part of the FM47xxW series, it is recognized for its consistent performance and compact design.

Applications:

• Stable voltage regulation in power supplies and DC-DC converters.
• Overvoltage protection for sensitive electronic devices and integrated circuits.
• Transient voltage suppression in automotive electronics.
• Voltage clamping in signal processing circuits.
• Voltage referencing in precision measurement instruments.

Features:

• Highly accurate Zener voltage.
• Minimal reverse leakage current for efficient operation.
• Exceptional surge current handling capability for transient protection.
• Compact surface mount SOD-123 package for space-saving designs.
• RoHS compliance, ensuring environmental responsibility.

Benefits:

• Guarantees stable and consistent voltage regulation, enhancing overall circuit performance.
• Protects electronic components from potentially damaging voltage surges, increasing system reliability and lifespan.
• Enables the development of compact and efficient electronic devices due to its small size.
• Streamlines the manufacturing process through its surface mount compatibility.
• Meets environmental regulations with RoHS compliance.

Technical Specifications:

The FM4758W features a Zener voltage of 56V with a tolerance of ±5%. It has a power dissipation rating of 1W. The operating temperature range is from -65°C to +175°C. The forward voltage is approximately 1.2V. It is available in a SOD-123 package, which is optimized for surface mount assembly.

The surge current capability is a crucial parameter, indicating the diode's ability to withstand transient voltage events. The FM4758W is designed to handle significant surge currents, making it well-suited for protecting circuits from electrostatic discharge (ESD) and other transient disturbances. The low reverse leakage current minimizes power loss and ensures efficient operation.

In conclusion, the FM4758W Zener diode is a highly reliable and efficient solution for voltage regulation and overvoltage protection across a wide array of electronic applications. Its accurate Zener voltage, minimal leakage current, and robust surge current handling make it an excellent choice for demanding and critical environments.