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STMicroelectronics STD8NM50N — Discrete Semiconductors

STD8NM50N N-Channel MOSFET, 500V, 5A, MDmesh II, DPAK

MPNSTD8NM50N
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STMicroelectronics MDmesh™ II series, STD8NM50N, N-Channel MOSFET, 500 V Vdss, 5 A Id, 790 mOhm Rds(on) @ 2.5 A, DPAK surface-mount package.

$2.2700Ref. price · indicative, final on quote
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

STD8NM50N specifications
ParameterValue
SeriesMDmesh™ II
FET typeN-Channel
MountingSurface Mount
Drain to source voltage500 V
Drive voltage (Max rds on, min rds on)10V
Current - continuous drain (Id) @ 25°C5A (Tc)
Power dissipation45W (Tc)
Operating temperature150°C(TJ)
PackageTape & Reel (TR); Cut Tape (CT)
Vgs±25V
TechnologyMOSFET (Metal Oxide)
CaseTO-252-3, DPak (2 Leads + Tab), SC-63
Vgs(th) (Max) @ id4V @ 250µA
Rds on (Max) @ id, vgs790mOhm @ 2.5A, 10V
Gate charge (Qg) (Max) @ vgs14 nC @ 10 V
Input capacitance (Ciss) (Max) @ vds364 pF @ 50 V

Product details

500 V N-channel MOSFET in DPAK — MDmesh II vertical structure

Total gate charge is 14 nC at 10 V. Input capacitance measures 364 pF at 50 V drain-source.

Thermal and mounting notes for the DPAK

Maximum power dissipation is 45 W at case temperature. The operating temperature is 150 °C junction.

The base product number is STD8NM50, and the suffix N indicates lead-free / RoHS-compliant finish.

Frequently asked questions

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