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Fairchild Semiconductor SI4920DY — Discrete Semiconductors

Fairchild Semiconductor SI4920DY

MPNSI4920DY
Active

SMALL SIGNAL N-CHANNEL MOSFET

$0.3400Ref. price · indicative, final on quote
Packaging8-SOIC (0.154", 3.90mm Width)
RoHSROHS3 Compliant
SeriesPowerTrench®
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

SI4920DY specifications
ParameterValue
SeriesPowerTrench®
FET type2 N-Channel (Dual)
MountingSurface Mount
Drain to source voltage30V
Current - continuous drain (Id) @ 25°C6A (Ta)
Power - max900mW (Ta)
Operating temperature-55°C~150°C(TJ)
PackageBulk
FET featureLogic Level Gate
Case8-SOIC (0.154\", 3.90mm Width)
Vgs(th) (Max) @ id3V @ 250µA
Rds on (Max) @ id, vgs28mOhm @ 6A, 10V
Gate charge (Qg) (Max) @ vgs13nC @ 5V
Input capacitance (Ciss) (Max) @ vds830pF @ 15V