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AO3402
+Lista de MateriaisMOSFET N-CH 30V 4A SOT23-3L
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FabricanteAlpha & Omega Semiconductor Inc.
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Peça do Fabricante #AO3402
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Ficha Técnica AO3402 DataSheet
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| FETType | N-Channel |
| Technology | MOSFET (Metal Oxide) |
| DraintoSourceVoltage(Vdss) | 30 V |
| Current-ContinuousDrain(Id)@25°C | 4A (Ta) |
| DriveVoltage(MaxRdsOnMinRdsOn) | 2.5V, 10V |
| RdsOn(Max)@IdVgs | 55mOhm @ 4A, 10V |
| Vgs(th)(Max)@Id | 1.4V @ 250µA |
| GateCharge(Qg)(Max)@Vgs | 4.34 nC @ 4.5 V |
| Vgs(Max) | ±12V |
| InputCapacitance(Ciss)(Max)@Vds | 390 pF @ 15 V |
| PowerDissipation(Max) | 1.4W (Ta) |
| OperatingTemperature | -55°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| SupplierDevicePackage | SOT-23-3 |
Visão Geral
Description
The AO3402 is typically housed in a compact SOT-23 package, making it ideal for space-constrained designs. Its ability to handle significant power with minimal heat generation is another advantage, contributing to its widespread use in the electronics industry. The device operates efficiently at low voltages, which is beneficial for battery-powered devices. Overall, the AO3402 stands out for its reliable performance and versatility in managing electronic power circuits.
Equivalent
1. 2N7002 - A general-purpose N-channel MOSFET.
2. BSS138 - Another small-signal N-channel MOSFET.
3. IRLML2502 - Low voltage, logic-level N-channel MOSFET.
4. BS170 - A through-hole, general-purpose N-channel MOSFET.
These alternatives offer similar functionality and can often be used depending on specific circuit requirements. Always check the datasheets to ensure compatibility with your application.
Features
1. Voltage and Current Ratings: It can handle a maximum drain-source voltage (V_DS) of 30V and a continuous drain current (I_D) of 5.8A, making it suitable for moderate power applications.
2. R_DS(on): It has a low on-resistance, typically around 30 milliohms, which minimizes power loss and improves efficiency.
3. Gate Threshold Voltage: With a threshold voltage typically between 1V and 3V, it is easily driven by logic level circuits.
4. High-Speed Switching: The AO3402 is designed for fast switching, reducing switching losses in applications.
5. Package: It is available in a compact SOT-23 package, ideal for space-constrained designs.
6. Thermal Performance: The device offers efficient thermal performance, suitable for surface-mounting.
These features make the AO3402 ideal for use in DC-DC converters, load switching, and other applications requiring efficient switching performance.
Pinout
1. Pin 1 (Gate): This pin is used to control the MOSFET. By applying a voltage to the gate, the user can control the flow of current between the drain and the source.
2. Pin 2 (Source): This is the pin through which the current enters the MOSFET. In an N-channel MOSFET like the AO3402, the source is usually connected to the ground or a lower voltage point.
3. Pin 3 (Drain): This pin is where the current exits the MOSFET. It is typically connected to the load or a higher voltage point.
The AO3402 is used for switching and amplification purposes in various electronic applications due to its efficient control of electrical power and signal management.