An Overview: 2N7002P 60V 300mA N-Channel MOSFET
The 2N7002P is a small signal N-channel MOSFET designed for switching and amplification applications. This MOSFET is housed in the compact SOT-23 surface-mount package, making it ideal for applications requiring space efficiency. With a maximum drain-source voltage of 60V and a continuous drain current of 300mA, the 2N7002P is suitable for a wide range of low-power applications.
Specifications:
Parameter | Value |
---|---|
Part Number | 2N7002P |
Package Type | SOT-23 |
Channel Type | N-Channel |
Drain-Source Voltage (Vds) | 60V |
Continuous Drain Current (Id) | 300mA |
Pulsed Drain Current (Id, pulse) | 1.2A |
Gate-Source Voltage (Vgs) | ±20V |
Power Dissipation (Pd) | 350mW |
Rds(on) (at Vgs = 10V) | < 1.8Ω |
Rds(on) (at Vgs = 4.5V) | < 3Ω |
Gate Threshold Voltage (Vgs(th)) | 1V – 2.5V |
Total Gate Charge (Qg) | 2nC |
Input Capacitance (Ciss) | 60pF |
Rise Time (tr) | 20ns |
Fall Time (tf) | 10ns |
Operating Temperature Range | -55°C to 150°C |
Mounting Type | Surface Mount |
Features:
- High Voltage Tolerance: Can withstand drain-source voltages up to 60V, suitable for moderate voltage applications.
- Moderate Current Handling: Supports continuous drain current up to 300mA, making it ideal for low-power circuits.
- Low On-Resistance: Offers low Rds(on) values of <1.8Ω at Vgs = 10V and <3Ω at Vgs = 4.5V, ensuring efficient current conduction.
- Fast Switching Speed: Features a rise time of 20ns and fall time of 10ns, suitable for high-speed switching applications.
- Compact Package: Housed in a SOT-23 package, which is ideal for space-constrained applications and surface-mount assembly.
- Thermal Stability: Operates over a wide temperature range from -55°C to 150°C, ensuring reliable performance under varying environmental conditions.
- Ease of Use: The SOT-23 package facilitates easy mounting and integration into printed circuit boards (PCBs).
Applications:
- Switching Circuits: Ideal for use in switching applications in digital and analog circuits, including power management and load switching.
- Signal Amplification: Suitable for small signal amplification applications in various electronic circuits.
- Motor Control: Can be used to control small DC motors in consumer electronics and industrial applications.
- Battery Management: Used in battery-powered applications to manage charge and discharge cycles efficiently.
- Consumer Electronics: Commonly found in power management and control sections of various consumer electronic devices.
- Automotive Systems: Utilized in automotive electronics for controlling various components and systems.
- Industrial Electronics: Suitable for various industrial applications requiring reliable switching and amplification.
Developments:
The 2N7002P MOSFET benefits from continuous advancements in semiconductor manufacturing technology, resulting in improved electrical performance, reduced on-resistance, and enhanced switching speed. These developments contribute to greater efficiency and reliability, making the 2N7002P a versatile component in modern electronic designs.
Instruction for Use:
- Circuit Design: Ensure the MOSFET is used within its specified voltage and current limits to avoid damage. Design the circuit to provide appropriate gate drive voltage for optimal operation.
- Mounting: As an SMD component, the 2N7002P should be mounted using reflow soldering techniques. Ensure correct orientation of the drain, source, and gate terminals on the PCB.
- Heat Management: Although the 2N7002P has a moderate power dissipation capacity, consider heat sinks or adequate ventilation if used in high-temperature environments or prolonged operation.
- Gate Drive: Apply an appropriate gate drive voltage, typically Vgs of 10V, to fully enhance the MOSFET. Ensure the gate drive circuitry can handle the required gate charge.
- Protection: Implement protection mechanisms such as clamping diodes, snubber circuits, and overcurrent protection to safeguard the MOSFET from voltage spikes and transients.
- Testing: After assembly, test the circuit to ensure the MOSFET operates as expected. Check for correct voltage levels at the drain, source, and gate terminals.
In summary, the 2N7002P N-channel MOSFET in a SOT-23 package is a versatile, reliable component ideal for a wide range of low-power electronic applications. Its high voltage and current handling capabilities, combined with ease of use and compact size, make it a valuable addition to any engineer’s toolkit for switching, amplification, and signal processing purposes. Proper usage and handling will ensure optimal performance and longevity of the 2N7002P in your electronic projects.
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