Nexperia B.V. N-channel TrenchMOS logic level FET BUK9Y40-55B,115

Logic level N-channel enhancement mode Field-Effect Transistor (FET) in a plastic package using TrenchMOS technology. This product has been designed and qualified to the appropriate AEC standard for use in automotive critical applications.

Features and benefits

• Low conduction losses due to low on-state resistance
• Q101 compliant
• Suitable for logic level gate drive sources
• Suitable for thermally demanding environments due to 175 °C rating

Applications

• 12 V and 24 V loads
• Automotive systems
• General purpose power switching
• Motors, lamps and solenoids

Manufacturer: Nexperia USA Inc.
Win Source Part Number: 1025424-BUK9Y40-55B,115
Packaging: Reel - TR
Mounting: SMD (SMT)
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 59W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 5V
Status: Active
Temperature Range - Operating: -55°C to 175°C (TJ)
Case / Package: LFPAK56, Power-SO8
Dimension: SC-100, SOT-669
Drain-Source Breakdown Voltage: 55V
Continuous Drain Current at 25°C: 26A (Tc)
Gate-Source Threshold Voltage: 2V @ 1mA
Max Gate Charge: 11nC @ 5V
Max Input Capacitance: 1020pF @ 25V
Maximum Gate-Source Voltage: ±15V
Maximum Rds On at Id,Vgs: 36 mOhm @ 15A, 10V
Popularity: Medium
Fake Threat In the Open Market: 44 pct.
Supply and Demand Status: Balance

N-channel TrenchMOS logic level FET SOIC 4-Pin Product overview: BUK9Y40-55B,115 from Nexperia is a MOSFET Transistor for power switching, load control, motor drives, DC-DC converters, battery systems, and board-level power design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include N-Channel, SOIC. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, SOIC, MOSFET Transistor, Single FETs, MOSFETs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 278-BUK9Y40-55B,115 can be used for catalog matching and distributor lookup.

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