TPS61085PWRG4 - Texas Instruments High-Frequency Boost Converter

The TPS61085PWRG4 from Texas Instruments is a high-frequency, high-efficiency boost converter that is ideal for portable electronic devices requiring a high voltage from a single-cell lithium-ion battery. This device can supply an output voltage up to 20V from an input voltage range of 1.8V to 5.5V, making it extremely versatile for various applications.

Key Features:

• Wide Input Voltage Range: Operates from 1.8V to 5.5V, suitable for single-cell lithium-ion batteries or other standard power supplies.
• Adjustable Output Voltage: Provides an adjustable output voltage up to 20V, which can be set using external resistors.
• High Efficiency: Integrated synchronous rectifier enhances efficiency, which is critical for battery-powered applications.
• High Switching Frequency: 1.2MHz fixed-frequency switching allows for small external components, reducing the overall solution size.
• Power Save Mode: For improved efficiency at light loads, the converter enters a low-power mode, reducing quiescent current.
• Thermal and Overload Protection: Built-in thermal shutdown and overcurrent protection features safeguard the device and the system.

Applications:

• Portable and battery-powered equipment
• Power banks
• Handheld devices
• Wireless peripherals
• LED lighting drivers

The TPS61085PWRG4 is presented in a 14-pin TSSOP (Thin Shrink Small Outline Package) that allows for a compact footprint on PCBs. Its high level of integration minimizes the need for additional external components, simplifying design and reducing time to market for a wide range of high-voltage applications.

Whether you are designing a new portable device or looking to improve the efficiency and battery life of an existing product, the TPS61085PWRG4 boost converter from Texas Instruments provides a flexible and reliable solution that can meet the demands of high-voltage and high-efficiency applications.