Texas Instruments

TPS61103PW

TPS61103PW Description

The TPS61103PW is a dual-output synchronous boost and linear regulator designed by Texas Instruments. This IC is housed in a 20-TSSOP package and is suitable for surface-mount applications. It offers two outputs regulated: Output 1 provides a fixed 3.3V at 1.8A, while Output 2 is adjustable from 0.9V to 3.6V with a maximum current of 500mA. The regulator operates with a supply voltage ranging from 0.8V to 3.3V and features a switching frequency of 500kHz. Despite its obsolescence, the TPS61103PW remains a robust solution for applications requiring efficient power management. It is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met. The device is moisture sensitivity level 1 (unlimited), making it suitable for various manufacturing environments.

TPS61103PW Features

• Dual-Output Regulation: The TPS61103PW offers two regulated outputs, providing flexibility in power management. Output 1 delivers a fixed 3.3V at 1.8A, ideal for powering digital circuits, while Output 2 is adjustable from 0.9V to 3.6V with a maximum current of 500mA, suitable for various analog and digital applications.
• Synchronous Boost and Linear Regulation: This IC combines the efficiency of synchronous boost regulation with the simplicity of linear regulation, ensuring high performance and low power loss.
• Wide Input Voltage Range: The regulator operates with a supply voltage ranging from 0.8V to 3.3V, making it suitable for a wide range of input sources.
• High Switching Frequency: The 500kHz switching frequency allows for the use of smaller inductors and capacitors, reducing the overall footprint and cost of the power supply solution.
• Surface-Mount Compatibility: The TPS61103PW is designed for surface-mount applications, enhancing its suitability for modern, space-constrained designs.
• Environmental Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards.
• Moisture Sensitivity Level 1: The TPS61103PW has a moisture sensitivity level of 1 (unlimited), making it suitable for various manufacturing environments without the need for special handling.

TPS61103PW Applications

The TPS61103PW is ideal for applications requiring efficient power management and dual-output regulation. Some specific use cases include:

• Consumer Electronics: In devices such as smartphones, tablets, and portable media players, the TPS61103PW can efficiently manage power for both digital and analog components.
• Communication Systems: In wireless communication devices, the regulator can provide stable power for both the digital baseband and the analog RF sections.
• Industrial Equipment: For industrial applications requiring reliable power management, the TPS61103PW ensures efficient power delivery to both control and sensor circuits.
• Automotive Electronics: In automotive systems, the regulator can manage power for both the vehicle's digital control units and analog sensors.

Conclusion of TPS61103PW

The TPS61103PW from Texas Instruments is a versatile dual-output regulator that combines the benefits of synchronous boost and linear regulation. Despite its obsolescence, it remains a reliable choice for applications requiring efficient power management. Its wide input voltage range, high switching frequency, and environmental compliance make it a robust solution for various industries. The TPS61103PW is particularly well-suited for consumer electronics, communication systems, industrial equipment, and automotive electronics, where its dual-output regulation and high efficiency can significantly enhance performance.