BUK7Y12-40EX

$0.64

Description：MOSFET N-CH 40V 52A LFPAK56
Series：TrenchMOS™
Mfr：Nexperia USA Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:a8488b996cce Category: Single FETs, MOSFETs Brand: Nexperia USA Inc.

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Product introduction

Product Detailed Parameters

Description：MOSFET N-CH 40V 52A LFPAK56
Series：TrenchMOS™
Mfr：Nexperia USA Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
FET Type：N-Channel
Technology：MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss)：40 V
Current - Continuous Drain (Id) @ 25°C：52A (Tc)
Drive Voltage (Max Rds On, Min Rds On)：10V
Rds On (Max) @ Id, Vgs：12mOhm @ 15A, 10V
Vgs(th) (Max) @ Id：4V @ 1mA
Gate Charge (Qg) (Max) @ Vgs：15 nC @ 10 V
Vgs (Max)：±20V
Input Capacitance (Ciss) (Max) @ Vds：1039 pF @ 25 V
FET Feature：-
Power Dissipation (Max)：65W (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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BUK7Y12-40EX

Overview

The BUK7Y12-40EX is an N-channel standard level MOSFET utilizing TrenchMOS technology, housed in a surface-mounted LFPAK56 (Power-SO8) package. It features a drain-source voltage of 40 V and a continuous drain current of 52 A at 25 °C mounting base temperature. The device exhibits a maximum on-state resistance of 12 mΩ at 25 °C and 23.6 mΩ at 175 °C junction temperature. Total power dissipation reaches 65 W under specified conditions. The component supports a junction temperature range from -55 °C to +175 °C.

Feature Summary

Qualified for high-performance automotive applications according to the AEC-Q101 standard.
Capable of operation in thermally demanding environments with a 175 °C rating.
Features true standard level gate characteristics maintaining threshold voltage above 1 V at elevated temperatures.
Rated for repetitive avalanche energy handling.

Applications

12 V Automotive systems
Motors, lamps and solenoid control
Transmission control
Ultra high performance power switching

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct packaging configuration. Confirm that the requested part number matches the exact electrical specifications required for the target application. Cross-reference the datasheet revision date to ensure compliance with current product standards before finalizing procurement orders.

Selection Notes

Select this component for designs requiring robust thermal performance up to 175 °C junction temperature. The LFPAK56 package provides efficient heat dissipation suitable for space-constrained PCB layouts. Ensure gate drive voltages align with the standard level gate requirements to optimize switching efficiency and minimize conduction losses during operation.

Part Context

This device belongs to Nexperia's portfolio of silicon N-channel MOSFETs designed for general-purpose and automotive switching applications. The BUK7Y series utilizes advanced TrenchMOS technology to achieve low on-resistance within compact surface-mount packages. These components are engineered to meet stringent automotive reliability standards while providing cost-effective solutions for power management circuits.

Replacement Considerations

Direct replacements must match the 40 V rating, LFPAK56 package outline, and equivalent RDS(on) specifications. Verify pinout compatibility and thermal resistance values when substituting similar devices from other manufacturers or alternative Nexperia part numbers within the same voltage class.