Texas Instruments

UCC3973PW  

Lighting, Ballast Controllers

UCC3973PW Description

The UCC3973PW is a high-performance Cold Cathode Fluorescent Lamp (CCFL) controller designed for efficient and reliable operation in a variety of lighting applications. Manufactured by Texas Instruments, this CCFL controller is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8-TSSOP package. The UCC3973PW operates within a supply voltage range of 4.5V to 20V and features a supply current of 7 mA It. is designed to function optimally within an operating temperature range of 0°C to 70°C, making it suitable for use in environments with moderate temperature variations.

UCC3973PW Features

The UCC3973PW offers several unique features that set it apart from similar CCFL controllers in the market:

• Frequency Range: The controller operates within a frequency range of 80kHz to 160kHz, providing flexibility in designing lighting systems with varying performance requirements.
• No Dimming: While it does not support dimming, this feature ensures that the controller maintains a consistent output, which is ideal for applications where uniform lighting is crucial.
• Surface Mount Technology: The surface mount mounting type allows for easy integration into compact and space-constrained designs, enhancing the overall system efficiency and reliability.
• Compliance and Safety: The UCC3973PW is REACH unaffected and RoHS3 compliant, ensuring that it meets the highest standards of environmental and safety regulations. Additionally, it has a moisture sensitivity level (MSL) of 2 (1 Year), making it suitable for use in various manufacturing processes.
• Active Product Status: As an active product, the UCC3973PW is readily available and supported by Texas Instruments, providing customers with a reliable and long-term solution for their CCFL control needs.

UCC3973PW Applications

The UCC3973PW is ideal for a wide range of applications, particularly those requiring efficient and reliable CCFL control. Some specific use cases include:

• Backlighting for LCD Displays: The UCC3973PW is well-suited for backlighting applications in LCD monitors, televisions, and other display devices, providing consistent and uniform lighting.
• Industrial Lighting: In industrial settings, the UCC3973PW can be used to control CCFLs, ensuring reliable and efficient lighting solutions that meet the demands of harsh environments.
• Automotive Lighting: The controller's robust design and operating temperature range make it suitable for automotive applications, where reliability and durability are paramount.
• General Lighting: The UCC3973PW can also be used in general lighting applications, providing efficient control of CCFLs for various indoor and outdoor lighting needs.

Conclusion of UCC3973PW

The UCC3973PW is a versatile and reliable CCFL controller that offers a range of technical specifications and performance benefits, making it an excellent choice for various lighting applications. Its unique features, such as the wide frequency range, surface mount technology, and compliance with environmental and safety standards, provide significant advantages over similar models. Whether used in backlighting for LCD displays, industrial lighting, automotive lighting, or general lighting applications, the UCC3973PW ensures efficient and consistent performance, making it a valuable component in any lighting system.

UCC3973PW Documents

Download datasheets and manufacturer documentation for UCC3973PW

Datasheets :

UCC1972/3, UCC2972/3, UCC3972/3      

HTML Datasheet :

UCC1972/3, UCC2972/3, UCC3972/3