Texas Instruments

ULN2004AIN

ULN2004AIN Description

The ULN2004AIN is a high-performance, 7-output NPN Darlington transistor array designed for driving relays, solenoids, and other inductive loads. Manufactured by Texas Instruments, this device is part of the ULx200xA series and is housed in a through-hole package, making it suitable for a wide range of industrial and commercial applications. The ULN2004AIN features an inverting input type and a low-side output configuration, providing efficient and reliable switching capabilities. With a maximum output current of 500mA per output and a maximum load voltage of 50V, this device is well-suited for demanding applications requiring robust power management solutions. The ULN2004AIN is REACH unaffected and ROHS3 compliant, ensuring environmental safety and regulatory compliance.

ULN2004AIN Features

• Output Type: NPN Darlington transistors provide high current gain and efficient switching.
• Output Configuration: Low-side configuration ensures minimal voltage drop and efficient power delivery.
• Current - Output (Max): 500mA per output allows for robust handling of various loads.
• Voltage - Load: 50V maximum load voltage ensures compatibility with a wide range of applications.
• Input Type: Inverting input type simplifies circuit design and enhances signal integrity.
• Switch Type: Ideal for driving relays, solenoids, and other inductive loads.
• Number of Outputs: 7 outputs provide flexibility and scalability in system design.
• Mounting Type: Through-hole mounting ensures mechanical stability and ease of integration.
• Package: Supplied in a tube package, facilitating convenient handling and storage.
• Interface: Parallel interface allows for straightforward connection and control.
• Product Status: Last Time Buy status indicates limited availability, making it a valuable component for existing designs.
• Regulatory Compliance: REACH unaffected and ROHS3 compliant, ensuring environmental safety and regulatory adherence.

ULN2004AIN Applications

The ULN2004AIN is ideal for applications requiring reliable and efficient power management solutions. Its robust design and high current handling capabilities make it suitable for driving various types of loads, including:

• Relays: Provides efficient switching for relay coils, ensuring reliable operation in control systems.
• Solenoids: Drives solenoids with high current pulses, enabling precise control in automation and industrial applications.
• LEDs: Suitable for driving high-current LEDs, providing bright and stable illumination.
• Stepper Motors: Controls stepper motors in CNC machines, 3D printers, and other precision motion control systems.
• Industrial Automation: Ideal for controlling various actuators and sensors in industrial environments.
• Consumer Electronics: Used in home appliances, power tools, and other consumer devices requiring robust power management.

Conclusion of ULN2004AIN

The ULN2004AIN from Texas Instruments is a versatile and reliable 7-output NPN Darlington transistor array designed for driving a variety of loads. Its high current handling capabilities, low-side output configuration, and inverting input type make it an excellent choice for applications requiring efficient power management. The device's compliance with REACH and ROHS3 regulations ensures environmental safety and regulatory adherence. With its robust design and wide range of applications, the ULN2004AIN is a valuable component for engineers and designers seeking reliable and efficient power management solutions.