Product Overview: Texas Instruments TPS61054DRCR

The Texas Instruments TPS61054DRCR is a high-efficiency, synchronous boost converter with an integrated down mode that is designed to provide a consistent power supply for portable electronic devices. This power management integrated circuit (PMIC) is particularly suitable for applications requiring a dual-mode, regulated power supply from a single Lithium-Ion cell or from a 3-cell NiMH/NiCd battery pack.

Key Features

• Input Voltage Range: The device operates from an input voltage range of 2.5 V to 6 V, making it versatile for various power sources.
• Adjustable Output Voltage: The output voltage is adjustable from 2.5 V to 5.5 V, allowing for a wide range of applications and ensuring compatibility with various device requirements.
• High Efficiency: The TPS61054DRCR features a typical power efficiency of up to 96%, ensuring minimal energy loss during power conversion and longer battery life for portable devices.
• Integrated Synchronous Rectifier: The integration of a synchronous rectifier helps to reduce the overall component count and enhances efficiency by eliminating the need for an external Schottky diode.
• Fixed and Adjustable Frequency Operation: The device supports both fixed (typically 1 MHz) and adjustable frequency operation, providing flexibility in minimizing interference with sensitive RF and audio circuitry in mixed-signal applications.
• Low Quiescent Current: With a low quiescent current of typically 28 µA, the TPS61054DRCR contributes to the extended battery life of portable devices.
• Protection Features: It includes over-temperature protection, over-voltage protection, and under-voltage lockout, ensuring the safe operation of the device and the protection of the load.

Applications

The TPS61054DRCR is ideal for powering OLED displays, camera flash LEDs, and other portable device applications where a small solution size and high efficiency are valued. Its ability to provide a stable output voltage from a variable input source makes it a suitable choice for a wide range of portable electronics, including smartphones, digital cameras, and handheld gaming devices.

The device is offered in a small 3x3 QFN package, making it an excellent choice for space-constrained applications. With its comprehensive set of features and protections, the TPS61054DRCR from Texas Instruments is a reliable and efficient solution for modern portable power designs.