KFC6B21B70LE

FET, MOSFET Arrays Overview

The KFC6B21B70LE is a dual N-channel MOSFET array manufactured by Nuvoton Technology Corporation. It features a maximum drain-source voltage of 12V and a continuous drain current of 9.0A. The device exhibits a low on-resistance of 4.6mΩ typical, with a maximum of 5.5mΩ at 4.5V gate drive. It operates within a junction temperature range of -55°C to 150°C. The component is housed in a compact 6-XFLGA CSP package measuring 1.24mm x 1.89mm, suitable for surface mount applications.

FET, MOSFET Arrays Feature Summary

• Dual N-channel configuration for efficient power switching
• Low on-resistance for reduced conduction losses
• Compact 6-pin FLGA package for space-constrained designs

FET, MOSFET Arrays Applications

• Battery management systems
• Motor driver circuits
• Portable electronic devices

FET, MOSFET Arrays Procurement Notes

Verify the specific ordering suffix and tape/reel specifications directly with Nuvoton or authorized distributors. Confirm RoHS3 compliance status and ensure the supplier provides valid traceability documentation. Check for any specific handling requirements related to the CSP package during assembly.

FET, MOSFET Arrays Selection Notes

Select this component when a small form factor dual N-channel MOSFET is required for low-voltage applications. The 12V rating and 9A current capability suit portable electronics. Consider the thermal performance on FR4 boards and the low gate charge for switching speed requirements in motor or battery management contexts.

FET, MOSFET Arrays Part Context

This part belongs to Nuvoton's MOSFET array family designed for consumer and industrial electronics. It complements other low-voltage FETs in their portfolio, offering a balance of current handling and footprint efficiency. The technology supports modern miniaturization trends in mobile and IoT hardware.

FET, MOSFET Arrays Replacement Considerations

Check Nuvoton datasheets for direct pin-compatible alternatives within the same voltage class. Verify that any substitute matches the 12V Vds, 9A Id, and 6-CSP package dimensions. Ensure electrical parameters like Rds(on) and Qg are comparable to maintain circuit performance.