Skip to main content

UnitedSiC UF3C Logic Series

5 variants · UnitedSiC

About the UnitedSiC UF3C Logic Series

The UnitedSiC UF3C Logic Series series groups 5 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common FET type of N-Channel, operating temperature of -55°C ~ 175°C (TJ) and technology of SiCFET (Cascode SiCJFET). Variants differ by case, current - continuous drain (Id) @ 25°C and drain to source voltage, so you can match the exact case your application requires using the selection guide below. All listed UnitedSiC UF3C Logic Series part numbers are active and orderable.

Select a variant by

Case
TO-247-3 · TO-247-4 · TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Current - continuous drain (Id) @ 25°C
18.4A (Tc) · 27A (Tc) · 65A (Tc) · 85A (Tc)
Drain to source voltage
650 V · 1200 V
Gate charge (Qg) (Max) @ vgs
23 nC @ 12 V · 25.7 nC @ 12 V · 43 nC @ 12 V · 51 nC @ 15 V
Input capacitance (Ciss) (Max) @ vds
738 pF @ 100 V · 760 pF @ 100 V · 1500 pF @ 100 V
Mounting
Surface Mount · Through Hole
Package
Tape & Reel (TR); Cut Tape (CT) · Tube
Power dissipation
136.4W (Tc) · 166.7W (Tc) · 429W (Tc) · 441W (Tc)

Shared specifications

FET type
N-Channel
Operating temperature
-55°C ~ 175°C (TJ)
Technology
SiCFET (Cascode SiCJFET)
Vgs
±25V

Variant comparison

ParameterUF3C065030K3SUF3C065080B7SUF3C120040K4SUF3C120150K4SUF3C120040K3S
CaseTO-247-3TO-263-8, D²Pak (7 Leads + Tab), TO-263CATO-247-4TO-247-4TO-247-3
Current - continuous drain (Id) @ 25°C85A (Tc)27A (Tc)65A (Tc)18.4A (Tc)65A (Tc)
Drain to source voltage650 V650 V1200 V1200 V1200 V
Gate charge (Qg) (Max) @ vgs51 nC @ 15 V23 nC @ 12 V43 nC @ 12 V25.7 nC @ 12 V51 nC @ 15 V
Input capacitance (Ciss) (Max) @ vds1500 pF @ 100 V760 pF @ 100 V1500 pF @ 100 V738 pF @ 100 V1500 pF @ 100 V
MountingThrough HoleSurface MountThrough HoleThrough HoleThrough Hole
PackageTubeTape & Reel (TR); Cut Tape (CT)TubeTubeTube
Power dissipation441W (Tc)136.4W (Tc)429W (Tc)166.7W (Tc)429W (Tc)

Request a quote on any UnitedSiC UF3C Logic Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants