Overview
The 2N2222AE3 is a general-purpose NPN bipolar junction transistor (BJT) manufactured by Microchip Technology. This transistor is widely used in various electronic circuits due to its robust performance and versatility. It is particularly suited for switching and amplification applications in a range of electronic devices.
Key Specifications
| Parameter | Value |
|---|---|
| Transistor Type | NPN |
| Collector-Emitter Voltage (Vce) | 50V |
| Collector Current (Ic) | 0.8A |
| Power Dissipation (Pd) | 500mW |
| Transition Frequency (fT) | 250MHz |
| DC Current Gain (hFE) | 100 @ 150mA, 10V |
| Vce Saturation (Vce(sat)) | 1.6V @ 50mA, 500mA |
| Collector Cutoff Current (Icbo) | 10nA |
| Operating Temperature (Tj) | 175°C |
| Package | TO-18-3 Metal Can |
Key Features
- General-purpose NPN transistor suitable for a wide range of applications.
- High collector current and voltage ratings, making it versatile for various circuit designs.
- Low Vce saturation voltage for efficient switching operations.
- High transition frequency, suitable for high-frequency applications.
- Rugged construction in a TO-18-3 metal can package, ensuring reliability and durability.
Applications
The 2N2222AE3 transistor is commonly used in various electronic circuits, including:
- Switching circuits: Due to its high current and voltage ratings, it is ideal for switching applications.
- Amplifier circuits: It can be used as a small signal amplifier in audio and other electronic devices.
- Power supplies: It can be used in power supply circuits for voltage regulation and switching.
- Automotive and industrial control systems: Its robustness makes it suitable for use in harsh environments.
Q & A
- What is the collector-emitter voltage rating of the 2N2222AE3 transistor?
The collector-emitter voltage rating is 50V. - What is the maximum collector current of the 2N2222AE3 transistor?
The maximum collector current is 0.8A. - What is the power dissipation of the 2N2222AE3 transistor?
The power dissipation is 500mW. - What is the transition frequency of the 2N2222AE3 transistor?
The transition frequency is 250MHz. - What is the DC current gain (hFE) of the 2N2222AE3 transistor?
The DC current gain (hFE) is 100 @ 150mA, 10V. - What is the Vce saturation voltage of the 2N2222AE3 transistor?
The Vce saturation voltage is 1.6V @ 50mA, 500mA. - What is the collector cutoff current of the 2N2222AE3 transistor?
The collector cutoff current is 10nA. - What is the operating temperature range of the 2N2222AE3 transistor?
The operating temperature range is up to 175°C (Tj). - In what package is the 2N2222AE3 transistor available?
The transistor is available in a TO-18-3 metal can package. - What are some common applications of the 2N2222AE3 transistor?
Common applications include switching circuits, amplifier circuits, power supplies, and automotive and industrial control systems.
