The 2N7002 is a popular N-channel MOSFET that has gained significant traction among designers due to its excellent performance characteristics. In this article, we will delve deeper into the features of the 2N7002 MOSFET and understand why it is a preferred choice in various applications.
Semiconductor devices play an important role in modern electronics and have revolutionized the way we communicate, work, and entertain ourselves. MOSFETs are one of the most commonly used semiconductor devices and have replaced other older technologies in many applications owing to their high speed, low power consumption, and enhanced reliability.
What is 2N7002 from NXP Semiconductors?
The 2N7002 is a power MOSFET that performs various roles in electronic communication. It functions as a switch that enables or disables the flow of electric current within a circuit. The 2N7002 can also be used as a signal amplifier and a voltage regulator. It has a low voltage threshold and operates on a low power supply, making it ideal for low voltage circuits.
What is 2N7002,215?
2N7002,215 is a small signal MOSFET transistor produced by NXP Semiconductors. It is a surface-mount type transistor with a maximum drain-source voltage of 60V and a maximum continuous drain current of 115mA. The transistor is designed for use in low voltage, low current applications such as power management in portable devices, load switches, and other similar applications. It features an ultra-low on-resistance, fast switching speed, and low gate drive requirements.
Specifications
| Product Attribute | Attribute Value |
|---|---|
| Nexperia | |
| Product Category: | MOSFET |
| RoHS: | Complaint |
| Si | |
| SMD/SMT | |
| SOT-23-3 | |
| N-Channel | |
| 1 Channel | |
| 60 V | |
| 300 mA | |
| 5 Ohms | |
| – 30 V, + 30 V | |
| 1 V | |
| – | |
| – 65 C | |
| + 150 C | |
| 830 mW | |
| Enhancement | |
| Reel | |
| Cut Tape | |
| MouseReel | |
| Brand: | Nexperia |
| Product Type: | MOSFET |
| Subcategory: | MOSFETs |
| Part # Aliases: | 934003470215 |
| Unit Weight: | 8 mg |
Datasheet
You can download 2N7002 datasheet pdf from here.
Features
The 2N7002 is a small signal MOSFET transistor that is commonly used in electronic circuits.
Some of its key features include a maximum voltage of 60V, a maximum continuous current of 115mA, an on-resistance of 5 ohms, and a switching time of less than 100ns. The device is designed to be compatible with a wide range of electronic components and is suitable for use in a variety of applications, including amplifiers, motor control, and power management.
One of the key features of 2N7002 is its high input impedance, making it a perfect buffer in sensor circuits. Manufacturers of electronic devices appreciate its small size and low costs of production.
- Suitable for logic level gate drive sources
- Very fast switching
- Surface-mounted package
- Trench MOSFET technology
Advantages
Manufacturers benefit from using 2N7002 in electronic circuits because it has several advantages over other components.
- One of its key advantages is its ability to prevent damage to the electronic circuit and prolongs the life of devices.
- The 2N7002 can handle high voltage and current loads with ease, ensuring the electronic devices operate smoothly.
- Another advantage is that it reduces power consumption, enabling better control of electronic signals and improving the efficiency of the device.
- Additionally, 2N7002 has a fast switching speed leading to the device switching between states faster.
Applications
2N7002 has a wide range of applications in various industries. It is commonly used in aerospace, automotive, telecommunications, and consumer electronics.
- Aerospace industries use 2N7002 to control high voltage loads thereby preventing any damage to the system.
- Automotive manufacturers use this component in electronic door locks, window controls, and automatic lighting control.
- Telecommunications rely on the 2N7002 to amplify wireless signals and regulate voltage in communication circuits.
- Furthermore, consumer electronics manufacturers use the 2N7002 in smart home automation, in the control of heating and air-conditioning units, and in various portable electronic devices.
PCB Symbol and Footprint
Projects
An example of a project that utilized 2N7002 is an automatic watering system.
The circuit uses the 2N7002 as a switch that controls a 12V DC water pump, a solenoid valve, and a water sensor. The system is programmed such that when soil moisture is low, the sensor sends a signal to the 2N7002 to power the water pump and solenoid valve. When the moisture level increases, the system switches off the water source, saving water and energy.
How to Choose and Use 2N7002?
When buying a 2N7002, it is important to consider the device’s specifications and how they relate to your project’s needs. Some factors to keep in mind include the maximum voltage and current ratings, on-resistance, and switching speeds.
It is also advisable to purchase genuine 2N7002 devices from a reputable supplier, such as Estartrade-ic.com, to ensure their quality and reliability.
Installing Guide
Installing 2N7002 in electronic circuits is a straightforward process, typically involving the use of a soldering iron and some basic tools.
- First, ensure that the device is properly oriented and aligned with the circuit board.
- Then, apply heat to the pins and the surrounding area, taking care not to overheat the device or other components.
- Finally, test the circuit to ensure that the device is functioning correctly.
Maintain Tips
To maintain 2N7002, it is important to ensure that the device is operated within its specified limits and under appropriate conditions. This may involve protecting the device from excessive current or voltage, ensuring that it is not subjected to mechanical stress, and providing adequate cooling if necessary.
Regular monitoring and testing with appropriate equipment can also help to identify potential issues before they become significant problems.
2N7002 Price and Purchase Guide
The price of 2N7002 devices can vary depending on the quantity ordered, the supplier, and other factors. As of the time of writing, the average cost per unit is around $0.13, with larger orders typically receiving discounts.
Some factors to consider when purchasing 2N7002 devices include the supplier’s reputation and track record, shipping times and costs, and the availability of supportive documentation and technical support. Comparing prices and options from multiple suppliers can help ensure that you get the best value for your investment.
Conclusion
The 2N7002 MOSFET is a versatile and high-performance device that offers a range of benefits to designers and engineers. It is widely used in many applications such as power conversion units, switching power supplies, and lighting control circuits, and has proven to be a robust and reliable device in these areas. Its low on-resistance, fast switching speed, and low gate threshold voltage make it an ideal choice for low-power applications.
Overall, the 2N7002 has cemented its position as one of the most sought-after N-channel MOSFETs in the market, and its excellent performance characteristics make it a valuable addition to any designer’s toolkit.
