onsemi TRANSISTORS - Transistors - FETs, MOSFETs - RF - FQB12N50 FQB12N50

Manufacturer: Fairchild/ON Semiconductor
Win Source Part Number: 204272-FQB12N50
Packaging: Reel - TR
Mounting: SMD (SMT)
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 3.13W (Ta), 179W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 10V
Status: Obsolete(EOL)
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: D2PAK (TO-263AB)
Dimension: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
Drain-Source Breakdown Voltage: 500V
Continuous Drain Current at 25°C: 12.1A (Tc)
Gate-Source Threshold Voltage: 5V @ 250μA
Max Gate Charge: 51nC @ 10V
Max Input Capacitance: 2020pF @ 25V
Maximum Gate-Source Voltage: ±30V
Maximum Rds On at Id,Vgs: 490 mOhm @ 6.05A, 10V
Popularity: Medium
Fake Threat In the Open Market: 40 pct.
Supply and Demand Status: Limited

MOSFET N-CH 500V 12.1A D2PAK Product overview: FQB12N50 from ON Semiconductor 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 500V, 12.1A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 500V, 12.1A, MOSFET Transistor, RF FETs, MOSFETs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 285-FQB12N50 can be used for catalog matching and distributor lookup.