STW14NM50FD The STW14NM50FD is an N-channel power MOSFET rated for 500V drain-to-source voltage and 14A continuous current. It utilizes a TO247-3 through-hole package for reliable thermal management.
Mfr Part #:

STW14NM50FD

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STW14NM50FD is an N-channel power MOSFET rated for 500V drain-to-source voltage and 14A continuous current. It utilizes a TO247-3 through-hole package for reliable thermal management.
✓ Total Stock: 3,600 pcs
$ Price Range: $2.56

STW14NM50FD Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,600 pcs
3600 pcs On Request 1 On Request On Request On Request On Request On Request

STW14NM50FD Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Drain to Source Voltage (Vdss)
Drive Voltage (Max Rds On, Min Rds On)
FET Type
Gate Charge (Qg) (Max) @ Vgs
Input Capacitance (Ciss) (Max) @ Vds
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Supplier Device Package
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

STW14NM50FD Description

Short technical summary and product information.

The STW14NM50FD is an N-channel power MOSFET manufactured by STMicroelectronics, designed for high-voltage power switching applications. This component features a maximum drain-to-source voltage (Vdss) of 500V, making it suitable for demanding industrial and consumer power systems. The device supports a continuous drain current of 14A, providing robust performance in moderate to high-power circuits.

 

Electrical characteristics include a maximum input capacitance (Ciss) of 1000pF measured at 25V and a gate charge (Qg) of 12nC at 10V. These parameters indicate efficient switching capabilities with manageable drive requirements. The TO247-3 through-hole package ensures secure mechanical mounting and effective heat dissipation, which is critical for maintaining stable operation under load.

 

Engineers can integrate this MOSFET into various power conversion topologies, including motor drives, lighting ballasts, and general-purpose AC/DC converters. Its standardized pinout and proven reliability simplify PCB layout and thermal design processes. The component operates as a single discrete transistor within larger semiconductor assemblies.

STW14NM50FD Quick Information

Product Type: N-Channel Power MOSFET
Canonical Name: STW14NM50FD
Subcategory: Single N-Channel

STW14NM50FD Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

STW14NM50FD Estimated Pricing

Qty Low High
1+ $2.56 $2.56

Estimated market price range - modelled values for guidance only, not live distributor offers.

STW14NM50FD Features

  • Rated for 500V drain-to-source voltage operation.
  • Supports 14A continuous drain current capacity.
  • Features 1000pF maximum input capacitance specification.
  • Requires 12nC gate charge for complete switching.
  • Housed in a durable TO247-3 through-hole package.

STW14NM50FD Applications

  • Used in industrial motor control drive circuits.
  • Ideal for high-voltage AC to DC power supplies.
  • Suitable for automotive ignition and charging units.
  • Applied in lighting ballast and transformer drivers.
  • Designed for general purpose solid state relays.

STW14NM50FD FAQs

4 frequently asked questions generated from this part’s specifications.
What is the maximum operating voltage for the STW14NM50FD?

The maximum drain-to-source voltage (Vdss) is 500V.

What package type does the STW14NM50FD use?

The component is housed in a TO247-3 through-hole package.

What is the maximum input capacitance of this MOSFET?

The maximum input capacitance is 1000pF when measured at 25V.

How much gate charge is required to switch this device?

The maximum gate charge is 12nC at a gate-to-source voltage of 10V.

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