Texas Instruments

UC3875DWPTR

UC3875DWPTR Description

The UC3875DWPTR is a high-performance, full-bridge offline switch IC designed and manufactured by Texas Instruments. This device is part of the AC-DC Converters and Offline Switches category, offering a robust solution for various power conversion applications. With a base product number of UC3875, the UC3875DWPTR is designed to operate within a wide voltage range of 9.5V to 20V, making it suitable for a variety of power supply designs.

UC3875DWPTR Features

• Operating Temperature: The UC3875DWPTR can function effectively in a wide temperature range of 0°C to 70°C (TA), ensuring reliable performance in diverse environmental conditions.
• ECCN: Classified as EAR99, indicating that it falls outside the scope of the Export Administration Regulations.
• Mounting Type: Surface Mount, which is ideal for space-constrained applications and high-density PCB layouts.
• Product Status: Last Time Buy, suggesting that it is a mature product with a stable supply chain.
• Control Features: Includes Frequency Control, Soft Start, and Sync, providing advanced control over the power conversion process.
• Fault Protection: Offers Current Limiting, ensuring the safety and longevity of the device under fault conditions.
• Frequency - Switching: Capable of switching at 1MHz, which is beneficial for high-efficiency power conversion.
• REACH Status: REACH Unaffected, meaning it complies with the Registration, Evaluation, Authorisation, and Restriction of Chemicals regulations.
• Voltage - Start Up: Requires 10.75V for startup, ensuring reliable initial operation.
• Duty Cycle: Supports a 100% duty cycle, which is crucial for continuous power applications.
• RoHS Status: Compliant with ROHS3, indicating that it meets the European Union's restrictions on hazardous substances.
• Package: Available in a Tape & Reel (TR) package, facilitating automated assembly processes.
• Moisture Sensitivity Level (MSL): Rated at level 2, which corresponds to a 1-year shelf life when stored under specified conditions.

UC3875DWPTR Applications

The UC3875DWPTR is an ideal choice for applications that require efficient power conversion with robust control and protection features. Some specific use cases include:

• Telecommunications Equipment: Reliable power supply for base stations and other telecom infrastructure.
• Industrial Automation: Powering control systems and motor drives in industrial settings.
• Medical Devices: Providing a stable and efficient power source for critical medical equipment.
• Consumer Electronics: Powering a wide range of electronic devices, from home appliances to portable gadgets.

Conclusion of UC3875DWPTR

The UC3875DWPTR from Texas Instruments stands out due to its wide operating temperature range, high switching frequency, and comprehensive control and protection features. Its compliance with various international standards, including REACH and RoHS, makes it a responsible choice for global electronics manufacturers. With its 100% duty cycle and surface mount packaging, the UC3875DWPTR is well-suited for high-density and continuous power applications across various industries.