STMicroelectronics

ULN2004A

ULN2004A Description

The ULN2004A is a high-performance, 7-channel NPN darlington transistor array designed and manufactured by STMicroelectronics. This device is specifically engineered for power distribution switches and load drivers, offering a robust solution for various applications in the electronics industry. With its low-side output configuration and inverting input type, the ULN2004A is well-suited for driving high-current loads with minimal input current. The device is actively maintained and is REACH unaffected, ensuring compliance with environmental regulations.

ULN2004A Features

• Output Type: NPN darlington configuration for high current drive capabilities.
• Output Configuration: Low-side output for ease of use in various circuit designs.
• Product Status: Active, ensuring ongoing availability and support.
• Current - Output (Max): 500mA per channel, allowing for efficient power distribution.
• REACH Status: REACH Unaffected, ensuring compliance with European chemical regulations.
• Mfr: STMicroelectronics, a leading manufacturer in the semiconductor industry.
• Voltage - Supply (Vcc/Vdd): Not required, simplifying power supply requirements.
• RoHS Status: ROHS3 Compliant, adhering to environmental standards.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), providing flexibility in handling and storage.
• Input Type: Inverting, allowing for compatibility with various input signals.
• ECCN: EAR99, facilitating international trade and distribution.
• Switch Type: Relay and solenoid driver, expanding the range of applications.
• Voltage - Load: 50V maximum, suitable for a wide range of loads.
• Ratio - Input:Output: 1:1, ensuring consistent performance across all channels.
• Mounting Type: Through Hole, providing a secure and reliable connection.
• Number of Outputs: 7, offering multiple channels for complex circuit designs.
• Series: ULx200xA, part of a versatile family of devices.
• HTSUS: 8541.29.0095, facilitating customs and import processes.
• Package: Tube, providing protection during shipping and storage.
• Interface: Parallel, simplifying integration into existing systems.
• Base Product Number: ULN2004, identifying the core product.

ULN2004A Applications

The ULN2004A is ideal for a variety of applications where high-current load driving and power distribution are required. Some specific use cases include:

1. Industrial Automation: Driving relays and solenoids in control systems.
2. Automotive Electronics: Powering various electronic components in vehicles.
3. Home Automation: Controlling smart home devices and appliances.
4. Robotics: Driving motors and other mechanical components in robotic systems.

Conclusion of ULN2004A

The ULN2004A from STMicroelectronics is a versatile and reliable solution for power distribution switches and load drivers. Its unique features, such as the NPN darlington configuration and low-side output, make it an ideal choice for a wide range of applications. With its robust performance and compliance with environmental standards, the ULN2004A is a dependable choice for professionals in the electronics industry.