KBU2510-G

Overview

The KBU2510-G is a single-phase silicon bridge rectifier manufactured by Comchip Technology. It features an average forward current rating of 25 A and a maximum repetitive peak reverse voltage of 1000 V. The device utilizes glass-passivated junctions for enhanced reliability and is housed in a KBU-4 through-hole package with solder pin terminations. Key electrical specifications include a maximum non-repetitive surge current of 350 A, a forward voltage drop of 1.1 V at rated current, and a low reverse leakage current of 10 µA. The component operates within a temperature range of -55°C to +150°C.

Feature Summary

• Glass-passivated junctions provide reliable operation under varying thermal conditions.
• Molded plastic construction meets UL flammability classification 94V-0.
• Designed for efficient printed circuit board mounting with flexible positioning.

Applications

• General-purpose AC to DC power supply circuits
• Battery charging systems requiring high current handling
• Industrial control equipment power stages

Procurement Notes

Verify the manufacturer part number against official Comchip Technology documentation to ensure authenticity. Confirm that the specific suffix matches the required electrical ratings and packaging type. Check for RoHS compliance status as indicated in the latest datasheet. Ensure storage conditions align with semiconductor handling guidelines to prevent moisture sensitivity issues prior to assembly.

Selection Notes

Select this component when a 25 A continuous current capacity and 1000 V blocking voltage are required in a compact through-hole form factor. Compare the forward voltage drop and thermal resistance against alternative packages if space constraints differ. Ensure the PCB layout supports the KBU-4 footprint dimensions and adequate copper area for heat dissipation during peak load operations.

Part Context

This component belongs to the KBU series of silicon bridge rectifiers designed for medium-to-high current applications. The series typically offers various voltage ratings while maintaining consistent current capabilities. The KBU2510-G specifically targets designs needing robust performance in standard industrial and consumer electronics environments where through-hole mounting is preferred for mechanical stability.

Replacement Considerations

Compatible substitutes include GBJ2510-E4/51 from Vishay Semiconductors and generic KBU2510 variants from manufacturers such as Yangzhou Yangjie Electronic or Cheng-Yi Electronic. Verify pinout compatibility and physical dimensions before substitution to ensure proper fit on existing PCB layouts.