The ESD5B5V-2/TR is a transient voltage suppressor (TVS) diode designed to protect electronic circuits from electrostatic discharge (ESD) damage. It is manufactured by Willsemi and comes in a SOD-523 package. This device is designed for applications where space is a constraint, while providing a robust ESD protection.

Applications

• Smartphones: Used to protect I/O ports, buttons, and other exposed interfaces from ESD strikes.
• Tablets: Provides ESD protection for external connectors and internal circuitry.
• Wearable Devices: Protects sensitive components in smartwatches, fitness trackers, and other wearables.
• Portable Electronics: Safeguards MP3 players, digital cameras, and other portable devices from ESD events.
• Industrial Equipment: Offers ESD protection in industrial control systems and other applications requiring robust protection.

Features

• ESD Protection: Provides ESD protection according to IEC 61000-4-2 standard with ±30kV air discharge and ±30kV contact discharge.
• Low Clamping Voltage: Minimizes the voltage seen by protected components during an ESD event.
• Low Leakage Current: Ensures minimal power consumption and signal degradation.
• Small Package: The SOD-523 package allows for high-density board layouts.
• Fast Response Time: Quickly clamps the voltage during an ESD event, providing effective protection.

Benefits

• Improved Reliability: Reduces the risk of ESD-induced failures, improving product reliability and lifespan.
• Reduced Downtime: Minimizes equipment downtime due to ESD damage.
• Cost Savings: Prevents costly repairs and replacements of damaged components.
• Enhanced Product Quality: Ensures consistent performance and quality by preventing ESD-related malfunctions.
• Compliance with Standards: Helps products meet industry standards for ESD protection.

Additional Details

The ESD5B5V-2/TR features a reverse working voltage of 5V, making it suitable for protecting 5V circuits. Its typical junction capacitance is around 30 pF. The operating temperature range is typically -55°C to +125°C. The “/TR” at the end of the part number indicates that the component is supplied on tape and reel for automated assembly. It is also RoHS compliant, meaning it does not contain hazardous substances.