Alpha & Omega Semiconductor, Ltd. TRANSISTORS - Transistors - FETs, MOSFETs - RF - AOI5N40 AOI5N40

Manufacturer: Alpha & Omega Semiconductor Inc.
Win Source Part Number: 1016957-AOI5N40
Packaging: Tube/Rail
Mounting: Through Hole
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 78W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 10V
Status: Active
Temperature Range - Operating: -50°C to 150°C (TJ)
Case / Package: TO-251A
Dimension: TO-251-3 Stub Leads, IPak
Drain-Source Breakdown Voltage: 400V
Continuous Drain Current at 25°C: 4.2A (Tc)
Gate-Source Threshold Voltage: 4.5V @ 250μA
Max Gate Charge: 8.5nC @ 10V
Max Input Capacitance: 400pF @ 25V
Maximum Gate-Source Voltage: ±30V
Maximum Rds On at Id,Vgs: 1.6 Ohm @ 1A, 10V
Popularity: Medium
Fake Threat In the Open Market: 75 pct.
Supply and Demand Status: Limited

N-Channel 400V 4.2A (Tc) 78W (Tc) Through Hole TO-251A

MOSFET N-CH 400V 4.2A TO251A Product overview: AOI5N40 from Alpha and Omega Semiconductor, Inc. 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 400V, 4.2A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 400V, 4.2A, 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-AOI5N40 can be used for catalog matching and distributor lookup.