GBU401 D2G

Overview

The GBU401 D2G is a general-purpose silicon rectifier diode manufactured by Taiwan Semiconductor Corporation. It features a high surge current capability and low forward voltage drop, making it suitable for various power supply applications. The device is housed in a GBU package, which provides robust mechanical stability and efficient heat dissipation. Key electrical parameters include a maximum repetitive peak reverse voltage of 400V and an average forward rectified current of 4A at 75°C. The component is designed to operate with a maximum non-repetitive peak forward surge current of 150A.

Feature Summary

• High surge current capability for reliable operation under transient conditions
• Low forward voltage drop to minimize power loss and improve efficiency
• Robust GBU package design ensuring mechanical stability and thermal performance

Applications

• General purpose rectification in AC-DC converters
• Power supply units requiring medium current handling
• Battery charging circuits

Procurement Notes

Verify the exact part number suffix D2G against official Taiwan Semiconductor documentation to confirm specific marking or tape-and-reel configuration. Ensure that the procurement channel sources directly from authorized distributors to guarantee authenticity. Cross-reference the datasheet revision date to ensure compliance with current manufacturing standards and material specifications.

Selection Notes

Select this component when a 4A average forward current rating and 400V reverse voltage are required. Consider the GBU package size for PCB layout constraints and thermal management needs. Evaluate the forward voltage characteristics against system efficiency requirements. Ensure the operating temperature range aligns with the application environment specifications.

Part Context

The GBU401 belongs to the GBU series of bridge rectifiers and single diodes from Taiwan Semiconductor. This series is known for its versatility in general-purpose applications. The GBU package offers a compact footprint with high current capabilities. It is part of a broader lineup offering various voltage ratings within the same physical form factor.

Replacement Considerations

Direct replacements must match the 4A current rating, 400V voltage rating, and GBU package type. Verify pinout compatibility and thermal resistance values. Check if alternative manufacturers offer equivalent specifications in the same package style.