What is 2N7002?
This is a commonly used small signal MOSFET transistor. It is an N-channel enhancement mode MOSFET that is often used in low voltage and low current applications. The transistor has a maximum voltage rating of 60 volts and a maximum current rating of 115mA.
Function: 60V, 115mA, N-channel enhancement mode MOSFET
Package: SOT-23 Type
Manufacturer: Zetex => Diodes
Image and Pinouts:
Description
A small signal MOSFET for general purpose switching applications. It is popular for use in switching and amplifying circuits, as well as for driving small loads such as LEDs or small motors.
It is 60 volts, which may not be sufficient for some high voltage applications. It is generally recommended to use a MOSFET with a higher voltage rating for such applications.
It can be used in audio amplifier circuits, but its relatively low gain and high input capacitance may make it less suitable than other transistors designed specifically for audio applications.
Advantages Vs Disadvantages
Advantages:
1. Small size and low cost make it widely available and commonly used in electronic projects and circuits.
2. N-channel enhancement mode MOSFET makes it suitable for use in low voltage and low current applications.
3. Has a maximum voltage rating of 60 volts and a maximum current rating of 115mA, making it suitable for driving small loads such as LEDs or small motors.
4. High input impedance and low output impedance make it suitable for use in switching and amplifying circuits.
DisAdvantages:
1. The maximum current rating of 115mA may not be sufficient for some applications.
2. The low threshold voltage may make it unsuitable for high voltage applications.
3. The on-resistance is not as low as some other MOSFETs, which may limit its use in some applications.
Features
1. Fast switching speed
2. Low gate drive capability
Absoulte Maximum Ratings
1. Drain-Source Voltage : VDS = 60 V
2. Continuous Drain Current at Tamb=25°C : ID = 115 mA
3. Pulsed Drain Current : IDM = 800 mA
4. Gate-Source Voltage : VGS = ± 40 V
5. Power Dissipation at Tamb=25°C : Ptot = 330 mW
Applications
1. General switching applications