Overview
The 2N2102A, produced by Microchip Technology, is a silicon NPN epitaxial planar transistor. It is designed for high current general purpose switching applications. This transistor is part of the 2N2102 series, known for its robust performance and reliability in various electronic circuits.
Key Specifications
| Parameter | Units | Minimum | Maximum |
|---|---|---|---|
| Collector-Base Voltage (VCBO) | V | - | 120 |
| Collector-Emitter Voltage (VCER) | V | - | 80 |
| Collector-Emitter Voltage (VCEO) | V | - | 65 |
| Emitter-Base Voltage (VEBO) | V | - | 7.0 |
| Continuous Collector Current (IC) | A | - | 1.0 |
| Power Dissipation (PD) at TC=25°C | W | - | 5.0 |
| Operating and Storage Junction Temperature (TJ, Tstg) | °C | -65 | 200 |
| Thermal Resistance (ΘJA) | °C/W | - | 175 |
| Thermal Resistance (ΘJC) | °C/W | - | 35 |
| Saturation Voltage (VCE(SAT)) at IC=150mA, IB=15mA | V | 0.3 | - |
| Base-Emitter Saturation Voltage (VBE(SAT)) at IC=150mA, IB=15mA | V | 1.1 | - |
| Current Gain (hFE) at VCE=10V, IC=10mA | - | 35 | - |
Key Features
- High Current Capability: The 2N2102A can handle a continuous collector current of up to 1.0 A, making it suitable for high current switching applications.
- High Voltage Ratings: With collector-base, collector-emitter, and emitter-base voltage ratings of 120V, 80V, and 7.0V respectively, this transistor is robust against voltage spikes.
- Low Saturation Voltage: The transistor has a low saturation voltage (VCE(SAT)) of 0.3V at IC=150mA and IB=15mA, which minimizes power losses in switching applications.
- Wide Operating Temperature Range: It operates over a temperature range of -65°C to 200°C, making it versatile for various environmental conditions.
- Compact TO-39 Package: The transistor is housed in a TO-39 package, which is compact and suitable for a variety of board designs.
Applications
- General Purpose Switching: The 2N2102A is ideal for general purpose switching applications due to its high current and voltage handling capabilities.
- Power Amplifiers: It can be used in power amplifier circuits where high current drive is necessary.
- Motor Control: Suitable for motor control circuits due to its ability to handle high currents and voltages.
- Industrial Automation: Used in various industrial automation applications requiring reliable and robust switching performance.
Q & A
- What is the maximum collector current of the 2N2102A transistor?
The maximum collector current is 1.0 A.
- What is the collector-emitter voltage rating of the 2N2102A?
The collector-emitter voltage rating is 80 V.
- What is the saturation voltage (VCE(SAT)) of the 2N2102A at IC=150mA and IB=15mA?
The saturation voltage (VCE(SAT)) is 0.3 V.
- What is the operating temperature range of the 2N2102A transistor?
The operating temperature range is -65°C to 200°C.
- What type of package does the 2N2102A transistor come in?
The transistor is housed in a TO-39 package.
- What are some common applications of the 2N2102A transistor?
Common applications include general purpose switching, power amplifiers, motor control, and industrial automation.
- What is the thermal resistance (ΘJA) of the 2N2102A transistor?
The thermal resistance (ΘJA) is 175 °C/W.
- What is the base-emitter saturation voltage (VBE(SAT)) at IC=150mA and IB=15mA?
The base-emitter saturation voltage (VBE(SAT)) is 1.1 V.
- Can the 2N2102A be used in high-frequency applications?
While it is primarily designed for switching applications, it can be used in certain high-frequency scenarios, but its performance may not be optimal compared to specialized high-frequency transistors.
- Is the 2N2102A available in lead-free versions?
Yes, the 2N2102A can be ordered in lead-free versions by adding the suffix “PBFREE” to the part number.
