Texas Instruments

UC2845DG4  

Power Supply Controllers, Monitors

UC2845DG4 Description

The UC2845DG4 is a high-performance PWM (Pulse Width Modulation) controller designed for a wide range of power management applications. Manufactured by Texas Instruments, this IC belongs to the UCx84x series and is specifically engineered to offer robust control and regulation in power conversion systems. The UC284DG54 is housed in a 14-pin SOIC package, making it suitable for surface mount applications, ensuring ease of integration into modern electronic designs.

This PWM controller operates within a supply voltage range of 12V to 28V, providing flexibility in power supply requirements. It draws a supply current of only 11 mA, which is advantageous for applications where power efficiency is critical. The UC2845DG4 is REACH unaffected and RoHS3, compliant adhering to stringent environmental standards and ensuring its suitability for global markets.

UC2845DG4 Features

The UC2845DG4 offers several unique features that set it apart from similar PWM controllers:

• Wide Operating Voltage Range: With a supply voltage range of 12V to 28V, the UC2845DG4 can accommodate various input power sources, making it versatile for different power management applications.
• Low Supply Current: Drawing only 11 mA of supply current, this IC is highly efficient, minimizing power loss and enhancing overall system efficiency.
• Surface Mount Compatibility: The 14SOIC package is designed for surface mount technology, facilitating easy integration into compact and high-density PCB designs.
• Environmental Compliance: Being REACH unaffected and RoHS3 compliant, the UC2845DG4 meets global environmental regulations, ensuring its use in a wide range of industries.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the UC2845DG4 is highly resistant to moisture, making it suitable for applications in various environmental conditions.

UC2845DG4 Applications

The UC2845DG4 is ideal for a variety of applications due to its robust performance and versatile design:

• Power Supplies: The UC2845DG4 is well-suited for use in power supplies, where its PWM control capabilities ensure precise voltage regulation and efficient power conversion.
• DC-to-DC Converters: This IC can be employed in DC-to-DC converter designs, providing reliable control and regulation to maintain stable output voltages.
• Inverters: The UC2845DG4's PWM control features make it suitable for inverter applications, where precise timing and control are essential for efficient power conversion.
• Motor Control: The PWM controller can be used in motor control applications to regulate motor speed and torque, ensuring efficient and reliable operation.

Conclusion of UC2845DG4

The UC2845DG4 PWM controller from Texas Instruments is a versatile and efficient solution for power management applications. Its wide operating voltage range, low supply current, and surface mount compatibility make it an ideal choice for a variety of electronic designs. The UC2845DG4's environmental compliance and moisture sensitivity level further enhance its suitability for global markets and diverse operating conditions. Whether used in power supplies, DC-to-DC converters, inverters, or motor control applications, the UC2845DG4 offers reliable performance and control, making it a standout choice in the power management IC market.

UC2845DG4 Documents

Download datasheets and manufacturer documentation for UC2845DG4

Datasheets :

UC1842-45, UC2842-45, UC3842-45      

Other Related Documents :

Power Management Guide      

HTML Datasheet :

UC1842-45, UC2842-45, UC3842-45      

PCN Design/Specification :

US18/28/38 DataSheet Update 4/Jan/2017