Texas Instruments

UC2543NG4

UC2543NG4 Description

The UC2543NG4 is an integrated circuit designed by Texas Instruments, specifically tailored for power supply and supervisor applications. This 16-DIP packaged IC operates within a wide input voltage range of 4.5V to 40V, making it highly versatile for electronic various systems. It features a supply current of 7 mA, ensuring efficient power management. The UC2543NG4 is housed in a through-hole package, which is ideal for applications requiring robust mechanical stability and ease of integration into printed circuit boards.

UC2543NG4 Features

• Wide Input Voltage Range: The UC2543NG4 supports an input voltage range of 4.5V to 40V, providing flexibility for diverse power supply requirements.
• Low Supply Current: With a supply current of just 7 mA, this IC ensures minimal power consumption, making it suitable for energy-efficient designs.
• Through-Hole Mounting: The through-hole package type offers enhanced mechanical strength and reliability, particularly in environments where vibration and mechanical stress are common.
• Compliance and Standards: The UC2543NG4 is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety regulations. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited storage time without the need for special handling.
• Programmability: Although not verified for DigiKey programmability, the UC2543NG4 offers a base product number (UC2543) that can be customized for specific applications, providing a degree of flexibility for design engineers.

UC2543NG4 Applications

The UC2543NG4 is particularly well-suited for power supply and supervisor applications, where reliable and efficient power management is crucial. Its wide input voltage range and low supply current make it ideal for:

• Power Supply Circuits: The's IC ability to handle a broad voltage range ensures it can be used in various power supply designs, from low-voltage consumer electronics to high-voltage industrial systems.
• Supervisor Circuits: The UC2543NG4 can monitor power levels and ensure that systems remain within safe operating parameters, making it essential for applications requiring high reliability and uptime.
• Industrial Control Systems: The robust through-hole package and wide operating voltage range make this IC suitable for industrial environments where durability and reliability are paramount.
• Consumer Electronics: The low supply current and compliance with environmental standards make the UC2543NG4 a good fit for consumer electronics, where energy efficiency and regulatory compliance are critical.

Conclusion of UC2543NG4

The UC2543NG4 from Texas Instruments is a versatile and reliable IC designed for power supply and supervisor applications. Its wide input voltage range, low supply current, and robust through-hole package make it suitable for a variety of applications, from industrial control systems to consumer electronics. Compliance with environmental and safety standards ensures that the UC2543NG4 meets the regulatory requirements of modern electronics. While the product is marked as obsolete, its unique features and performance benefits continue to make it a valuable component for engineers seeking reliable power management solutions.