The TPS61181RTER is a high-efficiency, fully integrated synchronous boost converter from Texas Instruments, tailored for driving WLED backlights in portable devices. This advanced power solution is designed to enhance the visual performance of small to medium-sized LCD panels used in a wide array of electronic devices such as smartphones, tablets, and notebook computers.

Key Features

• Integrated Switch: The device includes a 40-V, 1.2-A, 0.2-Ohm power switch, providing robust output performance.
• Wide Input Voltage Range: It operates from an input voltage range of 2.7 V to 18 V, accommodating various power sources, including single-cell lithium-ion batteries.
• High Efficiency: The TPS61181RTER features a high-efficiency boost converter with up to 38-V output voltage, ensuring efficient power conversion for LED strings.
• Programmable Dimming Control: It offers a true color pulse width modulation (PWM) dimming response, which allows for precise control over backlight brightness levels.
• Protection Features: The device is equipped with built-in open LED and overvoltage protection, safeguarding the system and prolonging the lifespan of the LEDs.

Applications

With its compact QFN package and high level of integration, the TPS61181RTER is ideal for space-constrained applications. Its ability to provide a stable power supply to LED backlights makes it suitable for:

• Notebook backlighting
• Tablet and smartphone screens
• Portable DVD players
• Car navigation and infotainment systems

Technical Specifications

Parameter Value Output Voltage Up to 38 V Input Voltage 2.7 V to 18 V Switch Current Limit 1.2 A Package Type 16-WQFN Dimming Control PWM Protection Open LED, Overvoltage

For detailed information and datasheets, visit the Texas Instruments official website or contact their sales and support team.