TIP127 Darlington Transistor (100V, 5A)

Overview

Meet the TIP127, a robust PNP Darlington transistor designed for high-current switching and amplification applications. With a collector-emitter voltage rating of 100V and a continuous collector current of 5A, this TO-220 packaged transistor delivers reliable performance for a wide range of electronic projects. Whether you're driving motors, solenoids, or high-power LEDs, the TIP127's high current gain (hFE) makes it an excellent choice for circuits requiring minimal base drive.

Key Features

• High Current Capability: Handles up to 5A continuous collector current, making it suitable for demanding loads.
• Darlington Configuration: Provides extremely high current gain (hFE) up to 1000, allowing control with very low base currents.
• 100V Collector-Emitter Voltage: Suitable for medium-voltage applications.
• TO-220 Package: Industry-standard package with excellent thermal performance, easy to mount on heatsinks.
• PNP Polarity: Complements NPN types like TIP122 for push-pull and H-bridge configurations.

Technical Specifications

• Type: PNP Darlington
• Package: TO-220
• Collector-Emitter Voltage (Vceo): 100V
• Collector Current (Ic): 5A
• Power Dissipation (Ptot): 2W (without heatsink)
• DC Current Gain (hFE): 1000 (typical at Ic = 3A)
• Transition Frequency (ft): 2 MHz (typical)

Applications & Use Cases

• Motor Control: Drive DC motors, stepper motors, and solenoid actuators.
• Power Switching: Switch high-power loads like relays, lamps, and heaters.
• Audio Amplification: Output stage for audio amplifiers requiring moderate power.
• LED Drivers: Drive high-current LED arrays and lighting systems.
• Robotics: Interface microcontrollers with high-current actuators.
• Power Supplies: Use in linear regulators and voltage regulator circuits.

What's Included

• 1x TIP127 Darlington Transistor (TO-220 package)

Compatibility

• Complementary NPN: TIP122 (for push-pull or H-bridge circuits)
• Microcontrollers: Works with 3.3V and 5V logic (with appropriate base resistor)
• Development Boards: Arduino, Raspberry Pi, ESP32, STM32, and other MCU platforms

MOKWN Recommendation

The TIP127 is a must-have for any maker's toolbox. Its high current gain and 100V rating make it incredibly versatile for robotics projects, power control, and audio applications. For best performance, ensure adequate heat sinking when operating at high currents. Pair it with our complementary TIP122 for full H-bridge motor drivers. Order now and power up your next project with confidence!