500V 18A N-CH MOSFET, 190mR, TO-220FP Product overview: STF21NM50N from STMicroelectronics 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, 18A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 500V, 18A, 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-STF21NM50N can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 066349-STF21NM50N
Packaging: Tube/Rail
Mounting: Through Hole
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 30W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 10V
Status: Obsolete(EOL)
Temperature Range - Operating: 150°C (TJ)
Case / Package: TO-220FP
Dimension: TO-220-3 Full Pack
Drain-Source Breakdown Voltage: 500V
Continuous Drain Current at 25°C: 18A (Tc)
Gate-Source Threshold Voltage: 4V @ 250μA
Max Gate Charge: 65nC @ 10V
Max Input Capacitance: 1950pF @ 25V
Maximum Gate-Source Voltage: ±25V
Maximum Rds On at Id,Vgs: 190 mOhm @ 9A, 10V
Popularity: Medium
Fake Threat In the Open Market: 32 pct.
Supply and Demand Status: Limited
N-Channel 500V 18A (Tc) 30W (Tc) Through Hole TO-220FP
MOSFET N-CH 500V 18A TO220FP
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Transistors | RF Transistors |
| Product Number | 278-STF21NM50N | 066349-STF21NM50N | 497-4803-5-ND | STF21NM50N |
| Product Name | 500V 18A MOSFET Transistor | TRANSISTORS - Transistors - FETs, MOSFETs - RF - STF21NM50N | Single FETs, MOSFETs | Discrete Semiconductor Products - Transistors - FETs, MOSFETs |
| Polarity | N-Channel | N-Channel; N-Channel | N-Channel | |
| PD | 30000 milliwatts | 30000 milliwatts | ||
| TJ | -55 C (-67 F) | 150 C (302 F) |