Central Semiconductor Corp. JFETs (Junction Field Effect) - CMPF4391 CMPF4391

Manufacturer: Central Semiconductor Corp
Win Source Part Number: 050396-CMPF4391
Packaging: Reel - TR
Mounting: SMD (SMT)
Polarity: N-Channel
Voltage - Breakdown (V(BR)GSS): 40V
Current - Drain (Idss) @ Vds (Vgs=0): 50mA @ 20V
Voltage - Cutoff (VGS off) @ Id: 4V @ 1nA
Resistance - RDS(On): 30 Ohm
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: -65°C to 150°C (TJ)
Case / Package: SOT-23
Maximum Power Dissipation: 350mW
Drain-Source Breakdown Voltage: 40V
Max Input Capacitance: 14pF @ 20V
Popularity: Medium
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Limited

Small Signal Field-Effect Transistor, 40V, 1-Element, N-Channel, Silicon, Junction FET, PLASTIC PACKAGE-3 Product overview: CMPF4391 from Central Semiconductor 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 N-Channel, 40V. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 40V, MOSFET Transistor, JFETs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 288-CMPF4391 can be used for catalog matching and distributor lookup.