Overview
The 2N2222AUB is a high-quality NPN silicon bipolar junction transistor (BJT) manufactured by Microchip Technology. This transistor is designed for general-purpose switching and amplification applications. It is part of the widely recognized 2N2222 series, known for its reliability and versatility in various electronic circuits.
The 2N2222AUB is particularly suited for applications requiring a small footprint due to its surface-mount package. It operates within a wide temperature range, making it suitable for a variety of environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (Vceo) | 50 | V |
| Collector Current (Ic) | 800 | mA |
| Emitter-Base Voltage (Vebo) | 6 | V |
| Power Dissipation (Pd) | 500 | mW |
| Operating Temperature Range | -65°C to 200°C | °C |
| DC Current Gain (hfe) | 75-325 at 1 mA, 10 VDC | |
| Transition Frequency (fT) | 250 | MHz |
| Turn-on Time (ton) | 35 | ns |
| Turn-off Time (toff) | 300 | ns |
| Package Style | SMALL OUTLINE, R-CDSO-N3 | |
| Mounting Style | SMD/SMT |
Key Features
- High Reliability: The 2N2222AUB is known for its high reliability and stability in various operating conditions.
- Wide Temperature Range: It operates from -65°C to 200°C, making it suitable for a broad range of applications.
- Surface Mount Package: The transistor is available in a 3-SMD, no-lead package, which is ideal for space-saving designs.
- High Current Gain: The DC current gain (hfe) ranges from 75 to 325 at 1 mA, 10 VDC, ensuring good amplification characteristics.
- Fast Switching Times: With turn-on and turn-off times of 35 ns and 300 ns respectively, it is suitable for high-speed switching applications.
Applications
- General-Purpose Switching: The 2N2222AUB is widely used in general-purpose switching circuits due to its robust performance and reliability.
- Amplification Circuits: It is suitable for use in amplifier circuits where a high current gain and stable operation are required.
- Automotive Systems: The transistor can be used in automotive systems due to its ability to operate over a wide temperature range.
- Industrial Control Systems: It is used in various industrial control systems where reliability and stability are crucial.
- Consumer Electronics: The 2N2222AUB is also used in consumer electronics such as audio amplifiers and other electronic devices.
Q & A
- What is the collector-emitter voltage rating of the 2N2222AUB transistor?
The collector-emitter voltage rating of the 2N2222AUB transistor is 50 V.
- What is the maximum collector current of the 2N2222AUB transistor?
The maximum collector current of the 2N2222AUB transistor is 800 mA.
- What is the operating temperature range of the 2N2222AUB transistor?
The operating temperature range of the 2N2222AUB transistor is from -65°C to 200°C.
- What is the package style of the 2N2222AUB transistor?
The package style of the 2N2222AUB transistor is SMALL OUTLINE, R-CDSO-N3.
- What are the typical applications of the 2N2222AUB transistor?
The 2N2222AUB transistor is typically used in general-purpose switching, amplification circuits, automotive systems, industrial control systems, and consumer electronics.
- What is the DC current gain (hfe) of the 2N2222AUB transistor?
The DC current gain (hfe) of the 2N2222AUB transistor ranges from 75 to 325 at 1 mA, 10 VDC.
- What are the turn-on and turn-off times of the 2N2222AUB transistor?
The turn-on time (ton) is 35 ns and the turn-off time (toff) is 300 ns.
- Is the 2N2222AUB transistor RoHS compliant?
No, the 2N2222AUB transistor is not RoHS compliant.
- What is the transition frequency (fT) of the 2N2222AUB transistor?
The transition frequency (fT) of the 2N2222AUB transistor is 250 MHz.
- What is the power dissipation of the 2N2222AUB transistor?
The power dissipation of the 2N2222AUB transistor is 500 mW.
