Texas Instruments

UCC3975PW  

Specialized Power Management

UCC3975PW Description

The UCC3975PW is a dual FET transfer controller IC designed by Texas Instruments, a leading manufacturer in the electronics industry. This device is part of the Power Management (PMIC) category and is housed in an 8-TSSOP package. It is designed for surface mount applications and is suitable for a wide range of power supply applications.

The UCC3975PW operates within a temperature range of 0°C to 70°C, making it ideal for use in environments that do not experience extreme temperature fluctuations. It is powered by a supply voltage ranging from 3V to 13.5V and consumes a minimal supply current of just 1mA. This low power consumption makes it an efficient choice for power-sensitive applications.

The UCC3975PW is currently marked as obsolete by Texas Instruments, but it remains a reliable option for existing designs and applications. It is REACH unaffected and RoHS3 compliant, ensuring that it meets the latest environmental and safety standards. The device is classified under HTSUS code 8542.39.0001 and has a moisture sensitivity level (MSL) of 1, which means it is unlimited and suitable for long-term storage without special handling requirements.

UCC3975PW Features

The UCC3975PW offers several unique features that set it apart from similar models:

• Dual FET Transfer Control: This feature allows for seamless switching between two power sources, ensuring continuous power supply and minimizing downtime.
• Low Power Consumption: With a supply current of only 1mA, the UCC3975PW is highly energy-efficient, making it suitable for battery-operated and low-power applications.
• Wide Operating Voltage Range: The device can operate within a supply voltage range of 3V to 13.5V, providing flexibility in power supply design.
• Surface Mount Technology (SMT): The surface mount package type facilitates easy integration into modern PCB designs, enhancing reliability and reducing the overall footprint.
• Environmental Compliance: The UCC3975PW is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental standards and is safe for use in various industries.
• Moisture Sensitivity Level 1: The MSL rating of 1 means the device can be stored and handled without special precautions, simplifying logistics and inventory management.

UCC3975PW Applications

The UCC3975PW is well-suited for a variety of power supply applications, including:

• Redundant Power Systems: The dual FET transfer control feature makes it ideal for systems requiring automatic failover between primary and backup power sources.
• Battery Backup Systems: Its low power consumption and wide operating voltage range make it suitable for applications where battery life is critical.
• Industrial Power Supplies: The device's robustness and compliance with environmental standards make it a reliable choice for industrial applications.
• Telecommunications: The UCC3975PW can be used in telecom equipment where continuous power supply and efficient power management are essential.

Conclusion of UCC3975PW

The UCC3975PW is a versatile and efficient dual FET transfer controller IC from Texas Instruments, offering unique features and benefits that make it an attractive choice for power supply applications. Despite being marked as obsolete, its low power consumption, wide operating voltage range, and environmental compliance ensure it remains a reliable option for existing designs. The device's ability to seamlessly switch between power sources and its surface mount package type further enhance its suitability for modern electronics. For applications requiring robust power management and environmental compliance, the UCC3975PW is a solid choice.

UCC3975PW Documents

Download datasheets and manufacturer documentation for UCC3975PW

Datasheets :

UCC2975-77, UCC3975-77      

HTML Datasheet :

UCC2975-77, UCC3975-77