Alpha & Omega Semiconductor, Ltd. Single FETs, MOSFETs AOB4184

N-Channel 40V 12A (Ta), 50A (Tc) 2.5W (Ta), 50W (Tc) Surface Mount TO-263 (D2Pak)

Manufacturer: Alpha & Omega Semiconductor Inc.
Win Source Part Number: 1144891-AOB4184
Packaging: Reel - TR
Operating Temperature Range: -55°C ~ 175°C (TJ)
Package: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
Mounting: SMD
Technology: MOSFET
Current - Continuous Drain (Id) @ 25°C: 12A (Ta), 50A (Tc)
Family Name: AOB4184
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 4.5V, 10V
Manufacturer Homepage: www.aosmd.com
Manufacturer Package: TO-263 (D2Pak)
Channel Type Type: N
Drain Source Voltage: 40V
Vgs(th) (Maximum) @ Id: 3V @ 250μA
Gate Charge (Qg) (Maximum) @ Vgs: 35nC @ 10V
Input Capacitance (Ciss) (Maximum) @ Vds: 1800pF @ 20V
Vgs (Maximum): ±20V
Power Dissipation (Maximum): 2.5W (Ta), 50W (Tc)
Rds On (Maximum) @ Id, Vgs: 10 mOhm @ 20A, 10V
Alternative Parts (Cross-Reference): STB80NF04T4; FDB8447L; BUK768R1-40E,118;
Introduction Date: August 07, 2008
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2022
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 92 pct.
Supply and Demand Status: Balance

MOSFET N-CH 40V 12A/50A TO263 Product overview: AOB4184 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 40V, 12A, 50A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 40V, 12A, 50A, 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-AOB4184 can be used for catalog matching and distributor lookup.