Manufacturer: STMicroelectronics
Win Source Part Number: 066313-STD3N40K3
Packaging: Reel - TR
Mounting: SMD (SMT)
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 30W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 10V
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: DPAK
Dimension: TO-252-3, DPak (2 Leads + Tab), SC-63
Drain-Source Breakdown Voltage: 400V
Continuous Drain Current at 25°C: 2A (Tc)
Gate-Source Threshold Voltage: 4.5V @ 50μA
Max Gate Charge: 11nC @ 10V
Max Input Capacitance: 165pF @ 50V
Maximum Gate-Source Voltage: ±30V
Maximum Rds On at Id,Vgs: 3.4 Ohm @ 900mA, 10V
Alternative Parts (Cross-Reference): FDD3N40TM; MDD3N40RH; STD2NB40T4;
Popularity: Medium
Fake Threat In the Open Market: 48 pct.
Supply and Demand Status: Balance
400V 2A N-CH Power MOSFET, DPAK, Surface Mount Product overview: STD3N40K3 from STMicroelectronics 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 SMD, 400V, 2A, DPAK. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, SMD, 400V, 2A, DPAK, MOSFET Transistor. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 278-STD3N40K3 can be used for catalog matching and distributor lookup.
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| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|
| Product Category | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | RF Transistors |
| Product Number | 066313-STD3N40K3 | 278-STD3N40K3 | STD3N40K3 | STD3N40K3 | STD3N40K3 |
| Product Name | TRANSISTORS - Transistors - FETs, MOSFETs - RF - STD3N40K3 | SMD 400V 2A DPAK MOSFET Transistor | Single FETs, MOSFETs | MOSFET | Discrete Semiconductor Products - Transistors - FETs, MOSFETs |
| Polarity | N-Channel; N-Channel | N-Channel; N-Channel | |||
| V(BR)DSS | 400 volts | 400 volts | 400 volts | ||
| PD | 30000 milliwatts | 30000 milliwatts | 30000 milliwatts | ||
| TJ | -55 to 150 C (-67 to 302 F) | -55 C (-67 F) | -55 to 150 C (-67 to 302 F) | ||
| Package Type | SOT3; TO-252 (DPAK); DPAK | TO-252 (DPAK); TO-252-3, DPak (2 Leads + Tab), SC-63 | TO-252 (DPAK); TO-252-3, DPak (2 Leads + Tab), SC-63 |
