The TPS60252RTET, manufactured by Texas Instruments, is a highly efficient, charge pump-based, dual-output LED driver designed to support a wide range of applications that require backlighting and RGB LED driving capabilities. This device offers a compact and energy-efficient solution for portable devices such as smartphones, tablets, and handheld gaming consoles, as well as for industrial and automotive display backlighting.
Key Features
- Versatile Power Management: The TPS60252RTET provides two regulated constant current outputs for driving LEDs, ensuring consistent brightness and color uniformity.
- High Efficiency: With an efficiency of up to 90%, this device maximizes battery life in portable applications, making it an ideal choice for energy-conscious designs.
- Adjustable Brightness: The LED current can be programmed via an external resistor or controlled through a pulse-width modulation (PWM) input, allowing for precise brightness control.
- Low Noise Operation: The charge pump operates in 1x, 1.5x, or 2x mode, automatically switching to the most efficient mode based on LED forward voltage, which helps to minimize noise and ripple.
- Thermal Protection: The device features built-in thermal shutdown protection, safeguarding the LEDs and the driver from potential overheating.
- Compact Packaging: Housed in a small 16-pin QFN package, the TPS60252RTET saves valuable board space in space-constrained applications.
Applications
- Smartphone and Tablet Backlighting
- GPS and Handheld Gaming Device Displays
- Automotive Interior Lighting
- Industrial Display Backlights
The TPS60252RTET by Texas Instruments stands out for its combination of high efficiency, flexible brightness control, and compact form factor. It offers designers a reliable and versatile solution for driving LEDs in a variety of applications where consistent lighting and color accuracy are essential.
