The RB480K/3T is a Schottky barrier diode manufactured by Rohm Semiconductor. These diodes are designed for high-speed switching applications, particularly in voltage clamping, reverse polarity protection, and high-frequency rectification circuits.

Applications

• Voltage clamping: Protecting sensitive circuits from overvoltage conditions.
• Reverse polarity protection: Preventing damage from incorrect power supply connections.
• High-frequency rectification: Converting AC signals to DC signals in high-frequency applications.
• DC-DC converters: Improving efficiency in power conversion circuits.
• Freewheeling diodes: Used in inductive load circuits to dissipate energy when the circuit is switched off.

Features

• Low forward voltage drop: Minimizes power loss and improves efficiency.
• High switching speed: Enables fast and efficient operation in high-frequency circuits.
• Small surface mount package: Compact size for high-density circuit board designs.
• High surge current capability: Withstands transient current spikes without damage.
• Lead-free construction: Compliant with environmental regulations.

Benefits

• Improved circuit efficiency: The low forward voltage drop reduces power dissipation, leading to more efficient circuits.
• Enhanced circuit protection: Protects sensitive components from voltage spikes and reverse polarity.
• Compact design: The small package size allows for use in space-constrained applications.
• Reliable operation: High surge current capability ensures reliable performance under transient conditions.
• Environmentally friendly: Complies with RoHS standards, reducing environmental impact.

Additional Details

The RB480K/3T typically features a forward voltage (VF) around 0.35V at a forward current (IF) of 10mA. It has a repetitive peak reverse voltage (VRRM) of 30V. The operating temperature range is typically -40°C to +125°C. The package is usually a small SMD type like SOD-323 or similar. These diodes are commonly used in portable devices, power supplies, and other electronic equipment where efficiency and size are critical.