onsemi 40V 70A MOSFET Transistor FDB8444TS

20A, 40V, N-Channel Power MOSFET, TO-263AA

MOSFET N-CH 40V 70A D2PAK-5 Product overview: FDB8444TS from onsemi 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 40V, 70A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 40V, 70A, MOSFET Transistor, Single FETs, MOSFETs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 278-FDB8444TS can be used for catalog matching and distributor lookup.

N-Channel 40V 20A (Ta), 70A (Tc) 181W (Tc) Surface Mount TO-263-5

Manufacturer: Fairchild/ON Semiconductor
Win Source Part Number: 1037987-FDB8444TS
Packaging: Reel - TR
Mounting: SMD (SMT)
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 181W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 10V
Status: Obsolete(EOL)
Temperature Range - Operating: -55°C to 175°C (TJ)
Case / Package: TO-263-5
Dimension: TO-263-5, D2Pak (4 Leads + Tab), TO-263BB
Drain-Source Breakdown Voltage: 40V
Continuous Drain Current at 25°C: 20A (Ta), 70A (Tc)
Gate-Source Threshold Voltage: 4V @ 250μA
Max Gate Charge: 338nC @ 20V
Max Input Capacitance: 8410pF @ 25V
Maximum Gate-Source Voltage: ±20V
Maximum Rds On at Id,Vgs: 5 mOhm @ 70A, 10V
Popularity: Medium
Fake Threat In the Open Market: 50 pct.
Supply and Demand Status: Sufficient