2N2920-Transistor PNP Amplifier, General Purpose, TO-18 Metal Can Package – ON Semiconductor

2N2920-Transistor Overview

The 2N2920 transistor is a silicon NPN bipolar junction transistor designed for general-purpose amplification and switching applications. Featuring a maximum collector current of 0.8 A and a collector-emitter voltage rating of 40 V, it offers robust performance in low to medium power circuits. Its complementary PNP counterpart enables push-pull amplifier configurations, making it versatile for analog signal processing. With reliable gain characteristics and durability, this transistor suits various industrial and consumer electronics designs requiring efficient switching and amplification. For sourcing and detailed specifications, consult the IC Manufacturer database.

2N2920-Transistor Technical Specifications

2N2920-Transistor Key Features

• High Collector Current Capacity: Supports up to 0.8 A, enabling reliable operation in moderate power switching tasks.
• Robust Voltage Rating: 40 V collector-emitter voltage rating ensures durability in various circuit environments.
• Complementary Pair Availability: Often paired with the 2N2907 PNP transistor for push-pull configurations, enhancing amplifier design flexibility.
• Durable TO-18 Package: Metal can package offers excellent thermal dissipation and mechanical stability for industrial applications.

Typical Applications

• Signal Amplification: Used in low to medium power analog circuits to amplify audio or sensor signals with stable gain.
• Switching Circuits: Suitable for switching loads in relay driver circuits, LED drivers, and other control applications.
• Push-Pull Amplifiers: When paired with its complementary transistor, it forms the basis for efficient Class B and AB amplifier stages.
• General Purpose Electronics: Ideal for educational, prototyping, and industrial uses where reliable bipolar transistors are required.

2N2920-Transistor Advantages vs Typical Alternatives

Compared to typical small-signal transistors, this device offers higher collector current and power dissipation, enhancing its suitability for moderate power applications. Its established TO-18 package ensures better thermal management and mechanical durability than plastic encapsulated alternatives. Additionally, the availability of a complementary PNP transistor supports efficient push-pull amplifier designs, providing engineers with a reliable, versatile solution that balances performance, cost, and ease of integration.

2N2920-Transistor Brand Info

The 2N2920 transistor is a classic semiconductor device originally introduced by Motorola and later produced by multiple semiconductor manufacturers, including ON Semiconductor and Fairchild (now part of ON Semiconductor). Known for its robust performance and reliability, it remains popular in analog and switching circuit designs. The device is widely available through authorized distributors and continues to be supported with detailed datasheets and application notes, reflecting its enduring relevance in electronics engineering.

FAQ

What is the maximum current rating for this transistor?

The transistor supports a maximum collector current of 0.8 A. This makes it suitable for moderate power switching and amplification tasks without compromising reliability.

Can this transistor be used in amplifier circuits?

Yes, it is commonly used in amplifier circuits, especially