Texas Instruments

TPS61166DSKR

TPS61166DSKR Description

The TPS61166DSKR from Texas Instruments is a high-efficiency, step-up DC-DC regulator designed for driving LEDs in backlight applications. This compact IC integrates a 1.1A internal switch, operating within a wide input voltage range of 2.5V to 6V, and delivers a regulated output voltage up to 17V. With a switching frequency of 1.2MHz, it enables the use of smaller external components, optimizing board space. Packaged in a 10-SON (3x3mm) form factor and available in Tape & Reel (TR), it is ideal for space-constrained designs. The device supports PWM dimming for precise brightness control, making it suitable for demanding display applications.

TPS61166DSKR Features

• Integrated 1.1A Switch: Eliminates the need for an external MOSFET, reducing BOM cost and complexity.
• Wide Input Range (2.5V–6V): Compatible with various power sources, including Li-ion batteries.
• High Efficiency: Optimized for minimal power loss, enhancing battery life in portable devices.
• PWM Dimming Support: Enables smooth brightness adjustment for LED backlights.
• Compact 10-SON Package: Ideal for space-sensitive applications like smartphones and tablets.
• 1.2MHz Switching Frequency: Reduces inductor size while maintaining low EMI.
• RoHS3 & REACH Compliant: Meets stringent environmental standards.

TPS61166DSKR Applications

The TPS61166DSKR excels in backlighting for LCD displays in:

• Consumer Electronics: Smartphones, tablets, and portable gaming devices.
• Industrial HMI Panels: High-reliability displays requiring consistent brightness.
• Automotive Infotainment: Robust performance in varying voltage conditions.
• Medical Devices: Precision backlighting for diagnostic equipment.
  Its PWM dimming capability ensures flicker-free operation, critical for high-end displays.

Conclusion of TPS61166DSKR

The TPS61166DSKR stands out as a versatile, high-performance LED driver, combining integration, efficiency, and compactness. Its wide input range, PWM dimming, and 1.2MHz switching make it superior to similar models for space-constrained, battery-powered applications. Whether for consumer gadgets or industrial systems, it delivers reliable, high-quality backlighting with minimal external components. Engineers seeking a balance of performance and size will find it an optimal choice.