ULN2004APG DIP-16 Darlington Transistor Arrays

Product Overview

The ULN2004APG is a DIP-16 Darlington transistor array designed for driving high-current loads with microcontrollers and logic circuits. Featuring seven NPN Darlington pairs, it provides high voltage and current handling, making it ideal for relay drivers, stepper motors, LED displays, and other applications requiring power amplification. With built-in freewheeling diodes, it ensures protection against voltage spikes, enhancing circuit reliability.

Key Features:

• Seven NPN Darlington Transistor Pairs – Provides high gain and current output.
• High Voltage & Current Handling – Supports up to 50V and 500mA per channel.
• Integrated Freewheeling Diodes – Protects against inductive voltage spikes.
• DIP-16 Package – Easy to integrate into breadboards and PCB designs.
• Compatible with TTL & CMOS Logic – Works seamlessly with microcontrollers and logic circuits.
• Low Input Current Requirement – Efficient operation with minimal power consumption.

Technical Specifications:

• Transistor Type: NPN Darlington Array
• Number of Channels: 7
• Collector-Emitter Voltage (Vce): 50V
• Collector Current (Ic): 500mA per channel
• Input Voltage (Vih): 3V to 15V
• Saturation Voltage (Vce(sat)): 1.1V max @ 350mA
• Clamp Diodes: Yes (for inductive load protection)
• Package Type: DIP-16
• Operating Temperature Range: -40°C to +85°C

Applications:

• Relay & Solenoid Drivers – Controls electromechanical components efficiently.
• LED & Display Drivers – Ideal for multiplexed LED displays and indicator panels.
• Stepper Motor Control – Powers and controls stepper motors in automation projects.
• Logic Buffer & Amplifier – Boosts low-current signals from microcontrollers.
• Industrial & Automotive Electronics – Suitable for high-power switching applications.

Why Choose the ULN2004APG?

The ULN2004APG Darlington transistor array provides a reliable and high-efficiency solution for controlling high-current loads. Its built-in protection diodes, low-power operation, and wide compatibility make it an excellent choice for engineers and hobbyists working on power-driven applications.