KFC4B22690L

Description：MOSFET 20V 3.4A 4CSP
Series：-

SKU:651b27ee9401 Category: FET, MOSFET Arrays Brand: Nuvoton Technology Corporation

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Product introduction

KFC4B22690L is listed in the FET, MOSFET Arrays range at ChipApex. The manufacturer field lists Nuvoton Technology Corporation. Its product description is MOSFET 20V 3.4A 4CSP. Review the specifications below when checking this part for your BOM.

FET, MOSFET Arrays specifications for KFC4B22690L

Description：MOSFET 20V 3.4A 4CSP
Series：-
Mfr：Nuvoton Technology Corporation
Package：Tape & Reel (TR)
Technology：MOSFET (Metal Oxide)
Configuration：-
FET Feature：-
Drain to Source Voltage (Vdss)：20V
Current - Continuous Drain (Id) @ 25°C：3.4A (Ta)
Rds On (Max) @ Id, Vgs：32mOhm @ 1.7A, 4.5V
Vgs(th) (Max) @ Id：1.4V @ 160µA
Gate Charge (Qg) (Max) @ Vgs：4.5nC @ 4V
Input Capacitance (Ciss) (Max) @ Vds：426pF @ 10V
Power - Max：420mW (Ta)
Operating Temperature：150°C
Mounting Type：Surface Mount
Package / Case：4-XFLGA, CSP
Supplier Device Package：4-CSP (1.1x1.1)
Grade：Automotive
Qualification：AEC-Q100

FET, MOSFET Arrays datasheet and documents for KFC4B22690L

KFC4B22690L

FET, MOSFET Arrays Overview

The KFC4B22690L is a dual N-channel MOSFET with an integrated gate resistor, designed for lithium-ion secondary battery protection circuits. It features a CSP package and halogen-free/RoHS compliance. Key electrical parameters include a source-source breakdown voltage of 20 V, a typical source-source on-state resistance (RSS(on)) of 30 mΩ at VGS = 4.0 V, and a DC source current rating up to 7.3 A depending on mounting conditions. The device supports a total power dissipation of up to 1.9 W on ceramic boards.

FET, MOSFET Arrays Feature Summary

Dual N-channel configuration with integrated monolithic gate resistors
Optimized specifically for lithium-ion secondary battery protection applications
Halogen-free and RoHS compliant construction

FET, MOSFET Arrays Applications

Lithium-ion secondary battery protection circuits

FET, MOSFET Arrays Procurement Notes

Verify the specific revision status directly with Nuvoton Technology Corporation Japan before procurement. Confirm that the MLGA004-W-1111-RA package dimensions align with your PCB land pattern requirements. Ensure thermal management strategies account for the specified thermal resistance values under your actual board copper coverage conditions.

FET, MOSFET Arrays Selection Notes

Select this component when designing battery protection systems requiring low on-resistance in a compact CSP footprint. Evaluate the thermal performance based on your FR4 or ceramic board copper area, as power dissipation ratings vary significantly between partial and full copper pad configurations.

FET, MOSFET Arrays Part Context

This part belongs to Nuvoton's discrete MOSFET portfolio, specifically engineered for power management in portable electronics. It utilizes the MLGA004-W-1111-RA package to minimize board space while maintaining robust electrical characteristics suitable for high-current switching in battery management systems.