2N6111 PNP Power Transistor Technical Summary

Overview

The 2N6111 is an epitaxial-base PNP power transistor designed for high-power amplification and switching applications. It is part of a series that includes the 2N6107, offering robust performance in demanding environments. This transistor is characterized by its high current capability, low saturation voltage, and excellent thermal stability, making it suitable for a wide range of industrial and commercial applications.

Constructed with epitaxial-base technology, the 2N6111 ensures reliable operation under high-stress conditions. Its PNP polarity complements NPN transistors in push-pull configurations, providing flexibility in circuit design. The device is housed in a TO-220 package, which facilitates efficient heat dissipation and ease of mounting.

Features

• High Current Capability: Supports collector currents up to 7A, making it ideal for power applications.
• Low Saturation Voltage: Ensures minimal power loss during operation, improving efficiency.
• Epitaxial-Base Construction: Enhances performance and reliability under high-power conditions.
• TO-220 Package: Provides excellent thermal management and mechanical durability.
• Complementary Pairing: Can be used with NPN transistors like the 2N6107 for symmetrical circuit designs.
• Wide Operating Temperature Range: Suitable for use in environments with temperatures ranging from -65°C to +200°C.

Applications

The 2N6111 is versatile and finds use in a variety of applications, including:

• Power Amplifiers: Used in audio and RF power amplification stages due to its high current handling.
• Switching Regulators: Ideal for high-efficiency power supply designs.
• Motor Control: Provides reliable switching and amplification in motor drive circuits.
• Linear Voltage Regulators: Used in pass transistor stages for stable voltage regulation.
• Industrial Equipment: Suitable for heavy-duty applications such as welding machines and power inverters.

Electrical Characteristics

The following table summarizes the key electrical characteristics of the 2N6111 under standard test conditions (unless otherwise specified):

Absolute Maximum Ratings

• Collector-Emitter Voltage (V_CEO): -60V
• Collector-Base Voltage (V_CBO): -80V
• Emitter-Base Voltage (V_EBO): -5V
• Collector Current (I_C): 7A
• Base Current (I_B): 2A
• Total Power Dissipation (P_D): 40W (at 25°C case temperature)
• Operating and Storage Temperature Range: -65°C to +200°C

Thermal Characteristics

• Thermal Resistance, Junction-to-Case (R_θJC): 3.125°C/W
• Thermal Resistance, Junction-to-Ambient (R_θJA): 62.5°C/W

On Characteristics

• DC Current Gain (h_FE): 40 to 160 (at I_C = 4A, V_CE = -4V)
• Collector-Emitter Saturation Voltage (V_CE(sat)): -1.5V max (at I_C = 4A, I_B = 0.4A)
• Base-Emitter Saturation Voltage (V_BE(sat)): -1.8V max (at I_C = 4A, I_B = 0.4A)

Package Information

The 2N6111 is available in a TO-220 package, which is widely used for power transistors due to its excellent thermal and mechanical properties. The package dimensions and pin configuration are as follows:

TO-220 Package Dimensions

• Total Height: 16.0 mm max
• Lead Length: 12.7 mm min
• Lead Spacing: 2.54 mm (standard)
• Mounting Hole Diameter: 3.5 mm

Pin Configuration

• Pin 1 (Emitter): Connected to the emitter region of the transistor.
• Pin 2 (Base): Controls the transistor's operation.
• Pin 3 (Collector): Collects the majority charge carriers.

Conclusion

The 2N6111 PNP power transistor is a robust and reliable component designed for high-power applications. Its epitaxial-base construction, high current capability, and low saturation voltage make it an excellent choice for amplification and switching tasks in industrial, commercial, and consumer electronics. The TO-220 package ensures efficient heat dissipation, further enhancing its performance in demanding environments. Whether used in power amplifiers, motor control circuits, or voltage regulators, the 2N6111 delivers consistent and efficient operation.