MOSFET N-CH 100V 1A SOT23-3L Product overview: AO3442 from Alpha and Omega Semiconductor, Inc. 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 100V, 1A, SOT23. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 100V, 1A, SOT23, 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-AO3442 can be used for catalog matching and distributor lookup.
MOSFET N-CH 100V 1A SOT23-3L
N-Channel 100V 1A (Ta) 1.4W (Ta) Surface Mount SOT-23-3
N-Channel 100V 1A (Ta) 1.4W (Ta) Surface Mount SOT-23-3
N-Channel 100V 1A (Ta) 1.4W (Ta) Surface Mount SOT-23-3
Manufacturer: Alpha & Omega Semiconductor Inc.
Win Source Part Number: 084276-AO3442
Packaging: Reel - TR
Mounting: SMD (SMT)
Technology: MOSFET
Polarity: N-Channel
Power Dissipation (Max): 1.4W (Ta)
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 4.5V, 10V
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: SOT-23-3L
Dimension: TO-236-3, SC-59, SOT-23-3
Drain-Source Breakdown Voltage: 100V
Continuous Drain Current at 25°C: 1A (Ta)
Gate-Source Threshold Voltage: 2.9V @ 250μA
Max Gate Charge: 6nC @ 10V
Max Input Capacitance: 100pF @ 50V
Maximum Gate-Source Voltage: ±20V
Maximum Rds On at Id,Vgs: 630 mOhm @ 1A, 10V
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 75 pct.
Supply and Demand Status: Balance
100V 1A 630mΩ@10V,1A 1.4W 2.9V@250uA N Channel SOT-23-3L MOSFETs ROHS
| ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | DigiKey | Win Source Electronics | LCSC Electronics Technology (HK) Limited | |
|---|---|---|---|---|---|
| Product Category | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Transistors | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) |
| Product Number | 278-AO3442 | AO3442 | 785-1461-1-ND | 084276-AO3442 | AO3442 |
| Product Name | 100V 1A SOT23 MOSFET Transistor | Single FETs, MOSFETs | Single FETs, MOSFETs | TRANSISTORS - Transistors - FETs, MOSFETs - RF - AO3442 | Triode/MOS Tube/Transistor >> MOSFETs |
| MOSFET Operating Mode | Enhancement | ||||
| V(BR)DSS | 100 volts | 100 volts | 100 volts | 100 volts | |
| PD | 1400 milliwatts | 1400 milliwatts | 1400 milliwatts | 1400 milliwatts | |
| TJ | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | |
| Package Type | Tape & Reel (TR) | SOT23; 3-SMD, SOT-23-3 Variant | SOT23; 3-SMD, SOT-23-3 Variant | SOT3; SOT23; SOT-23-3L | SOT23 |
