Overview of Texas Instruments TPS61170DRVTG4

The TPS61170DRVTG4 is a high-performance, adjustable, monolithic switching regulator from Texas Instruments designed for driving high-brightness LEDs. It is a part of TI's extensive line of power management integrated circuits, offering a versatile solution for various lighting applications. The device operates with an input voltage range of 3 V to 18 V, making it suitable for systems powered by a wide range of sources including single-cell lithium-ion batteries, multiple alkaline/NiMH cells, and regulated power supplies.

Key Features

• Wide Input Voltage Range: The TPS61170DRVTG4 can handle an input voltage from 3 V to 18 V, accommodating a broad spectrum of power sources.
• Adjustable Output: The output voltage can be adjusted up to 38 V, providing flexibility in driving LEDs in series, which require higher voltages.
• High Efficiency: With an integrated 1.2-A, 40-V power switch, the device ensures efficient operation with a typical switch current limit of 1.5 A, making it ideal for high-power applications.
• Dimming Capability: It supports both analog and PWM dimming control methods, allowing for precise brightness control of the LED lighting system.
• Thermal Protection: The device includes thermal shutdown protection to prevent damage from overheating, enhancing system reliability.
• Small Package: The TPS61170DRVTG4 comes in a compact 6-pin SON package, which is optimal for space-constrained applications.

Applications

The versatility and high performance of the TPS61170DRVTG4 make it an excellent choice for a variety of applications, including:

• General illumination
• Architectural lighting
• Display backlighting
• Automotive lighting
• Industrial and commercial lighting systems

With its robust design and comprehensive feature set, the TPS61170DRVTG4 from Texas Instruments is a go-to solution for designers looking to create efficient, reliable, and high-quality LED lighting solutions.