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Product Detailed Parameters
- Description：MOSFET N-CH 40V 75A LFPAK56
- Series：TrenchMOS™
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：40 V
- Current - Continuous Drain (Id) @ 25°C：75A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：10V
- Rds On (Max) @ Id, Vgs：8mOhm @ 25A, 10V
- Vgs(th) (Max) @ Id：4V @ 1mA
- Gate Charge (Qg) (Max) @ Vgs：36.3 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：2040 pF @ 25 V
- FET Feature：-
- Power Dissipation (Max)：105W (Tc)
- Operating Temperature：-55°C ~ 175°C (TJ)
- Grade：Automotive
- Qualification：AEC-Q101
- Mounting Type：Surface Mount
- Supplier Device Package：LFPAK56, Power-SO8
- Package / Case：SC-100, SOT-669
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Overview
The BUK7Y08-40B/C,115 is an N-channel TrenchMOS standard level FET designed for automotive critical applications. It features a drain-source voltage of 40 V and a continuous drain current of 75 A at 25 °C mounting base temperature. The device exhibits a maximum on-state resistance of 68 mΩ at 25 °C and supports junction temperatures up to 175 °C. Total power dissipation reaches 105 W under specified conditions.
Feature Summary
- Qualified to the AEC-Q101 standard for automotive use
- Compatible with standard level gate drive sources
- Operates in thermally demanding environments with a 175 °C rating
Applications
- 12 V loads
- Automotive systems
- General purpose power switching
- Motors, lamps and solenoids
Procurement Notes
Verify the specific ordering suffix /C,115 against official Nexperia documentation to confirm package and tape-and-reel specifications. Ensure the component meets the required AEC-Q101 qualification standards for your target application environment before finalizing procurement.
Selection Notes
Select this component for designs requiring robust performance in automotive environments. The 175 °C junction temperature capability allows operation in thermally demanding scenarios. Confirm that the gate drive circuitry aligns with the requirements for standard level gate drive sources.
Part Context
This part belongs to the BUK7Y series of N-channel TrenchMOS standard level FETs manufactured by Nexperia. These devices utilize High-Performance Automotive (HPA) technology and are housed in the LFPAK plastic surface-mounted package (SOT669).
Replacement Considerations
Consult official Nexperia documentation for confirmed substitute part numbers. Verify compatibility regarding pin configuration, thermal characteristics, and electrical ratings before implementing any alternative components.
