Texas Instruments

UC2844DG4  

Power Supply Controllers, Monitors

UC2844DG4 Description

The UC2844DG4 is a high-performance PWM (Pulse Width Modulation) controller designed for a wide range of power supply applications. Manufactured by Texas Instruments, this device is part of the UCx84x series and is renowned for its robustness and versatility. The UC2844DG4 is housed in a 14-pin SOIC package, making it suitable for surface mount technology (SMT) applications. It operates within a supply voltage range of 12V to 28V and draws a supply current of 11 mA, ensuring efficient power management.

This PWM controller is designed to meet stringent industry standards, including REACH and RoHS3 compliance, and is classified under ECCN EAR99. The device is moisture sensitivity level (MSL) 1, indicating it is unaffected by moisture, making it ideal for various environmental conditions. The UC2844DG4 is also HTSUS classified under 8542.39.0001, ensuring compliance with international trade regulations.

UC2844DG4 Features

The UC2844DG4 offers several unique features that set it apart from similar models in the market:

• Wide Operating Voltage Range: The ability to operate within a 12V to 28V supply voltage range provides flexibility and compatibility with various power supply systems.
• Low Supply Current: Drawing only 11 mA, the UC2844DG4 ensures minimal power consumption, enhancing overall system efficiency.
• Surface Mount Technology (SMT): The surface mount package type allows for compact and reliable integration into modern electronic designs.
• Compliance and Safety: REACH unaffected and ROHS3 compliant, ensuring the device meets environmental and safety standards.
• Moisture Sensitivity Level 1: The UC2844DG4 is suitable for a wide range of environmental conditions, making it ideal for applications where moisture resistance is crucial.

UC2844DG4 Applications

The UC2844DG4 is ideal for a variety of applications due to its versatile design and robust performance:

• Power Supply Controllers: The UC2844DG4 is particularly well-suited for controlling power supplies in various electronic systems, ensuring stable and efficient power delivery.
• Flyback Converters: Its ability to manage PWM signals makes it an excellent choice for flyback converters, which are commonly used in power adapters and chargers.
• Isolated Power Supplies: The device's isolation capabilities make it suitable for applications requiring electrical isolation between input and output circuits, enhancing safety and reliability.
• Industrial and Consumer Electronics: The UC2844DG4 can be used in a wide range of industrial and consumer electronic devices, including power supplies for computers, televisions, and other electronic equipment.

Conclusion of UC2844DG4

The UC2844DG4 PWM controller from Texas Instruments is a versatile and reliable solution for power supply control applications. Its wide operating voltage range, low supply current, and surface mount package make it an excellent choice for modern electronic designs. The device's compliance with industry standards and its moisture sensitivity level 1 rating ensure it can be used in various environmental conditions. Whether used in power supply controllers, flyback converters, or isolated power supplies, the UC2844DG4 offers performance benefits and unique features that set it apart from similar models. Its compatibility with a wide range of applications makes it a valuable component in the electronics industry.

UC2844DG4 Documents

Download datasheets and manufacturer documentation for UC2844DG4

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