MOSFET N-CH 12V 21.5A 8SO Product overview: SI4866BDY-T1-E3 from Vishay / Siliconix 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 12V, 21.5A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 12V, 21.5A, 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-SI4866BDY-T1-E3 can be used for catalog matching and distributor lookup.
Manufacturer: Vishay
Win Source Part Number: 1096023-SI4866BDY-T1
Packaging: Reel - TR
Mounting: SMD (SMT)
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 2.5W (Ta), 4.45W (Tc)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 1.8V, 4.5V
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: 8-SO
Dimension: 8-SOIC (0.154", 3.90mm Width)
Drain-Source Breakdown Voltage: 12V
Continuous Drain Current at 25°C: 21.5A (Tc)
Gate-Source Threshold Voltage: 1V @ 250μA
Max Gate Charge: 80nC @ 4.5V
Max Input Capacitance: 5020pF @ 6V
Maximum Gate-Source Voltage: ±8V
Maximum Rds On at Id,Vgs: 5.3 mOhm @ 12A, 4.5V
Popularity: Medium
Fake Threat In the Open Market: 69 pct.
Supply and Demand Status: Balance
N-Channel 12V 21.5A (Tc) 4.45W (Tc) Surface Mount 8-SOIC
MOSFET N-CH 12V 21.5A 8SO
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Transistors | RF Transistors |
| Product Number | 278-SI4866BDY-T1-E3 | 1096023-SI4866BDY-T1-E3 | SI4866BDY-T1-E3TR-ND | SI4866BDY-T1-E3 |
| Product Name | 12V 21.5A MOSFET Transistor | TRANSISTORS - Transistors - FETs, MOSFETs - RF - SI4866BDY-T1-E3 | Single FETs, MOSFETs | Discrete Semiconductor Products - Transistors - FETs, MOSFETs |
| PD | 4450 milliwatts | 2500 to 4450 milliwatts | ||
| TJ | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | ||
| Package Type | Tape & Reel (TR) | SOT3; 8-SO | "8-SOIC (0.154"", 3.90mm Width)" | 8-SOIC (0.154, 3.90mm Width) |
