Texas Instruments

TPS61258YFFT

TPS61258YFFT Description

The TPS61258YFFT is a high-performance, fixed-output voltage boost converter designed by Texas Instruments. It is part of the Power Management Integrated Circuit (PMIC) category and is ideal for applications requiring a reliable and efficient power supply solution. This device features a fixed output voltage of 4.5V and can deliver a continuous output current of up to 3.9A through its switch. The TPS61258YFFT operates over a wide input voltage range, from 2.65V to 4.35V, making it suitable for various power sources, including single-cell Li-ion batteries.

TPS61258YFFT Features

• Output Type: Fixed output voltage of 4.5V ensures stable power delivery to connected devices.
• Input Voltage Range: 2.65V to 4.35V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 3.9A, making it suitable for high-current applications.
• Switching Frequency: Operates at 3.5MHz, enabling the use of smaller inductors and capacitors, reducing overall solution size.
• Output Configuration: Positive output configuration ensures compatibility with a wide range of electronic systems.
• Synchronous Rectification: Integrated synchronous rectifier enhances efficiency and reduces power loss.
• Compliance and Standards: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.
• Moisture Sensitivity Level (MSL): MSL 1 (unlimited), suitable for extended storage and handling.
• Topology: Boost converter topology efficiently steps up the input voltage to the desired output level.
• Mounting Type: Surface mount technology (SMT) allows for compact and reliable integration into PCB designs.
• Packaging: Tape & Reel (TR) packaging facilitates automated assembly processes.

TPS61258YFFT Applications

The TPS61258YFFT is well-suited for a variety of applications where a compact, high-efficiency power supply is required. Key applications include:

• Portable Electronics: Ideal for powering devices such as smartphones, tablets, and wearables, where space and efficiency are critical.
• Battery-Powered Systems: Suitable for single-cell Li-ion battery applications, ensuring reliable power delivery throughout the battery's discharge cycle.
• Consumer Electronics: Can be used in devices like digital cameras, media players, and other portable consumer electronics.
• Industrial Equipment: Provides a robust power solution for small industrial devices and IoT sensors.
• Medical Devices: Suitable for powering portable medical devices that require stable and efficient power supply.

Conclusion of TPS61258YFFT

The TPS61258YFFT from Texas Instruments is a highly efficient and reliable boost converter designed for modern electronic applications. Its wide input voltage range, high output current capability, and fixed output voltage make it an excellent choice for a variety of portable and battery-powered devices. The integration of synchronous rectification and high switching frequency ensures high efficiency and compact design, while compliance with environmental standards ensures its suitability for global markets. Whether powering consumer electronics, portable medical devices, or industrial equipment, the TPS61258YFFT offers a robust and efficient power management solution.