The LM2793LDEV is a high-performance, dual-display white LED driver designed and manufactured by Texas Instruments (TI), a leader in semiconductor solutions. This device is specifically engineered to provide a high-efficiency power supply for driving white LEDs used in dual-display devices such as mobile phones, PDAs, and other portable devices with dual displays.

Key Features

• High Efficiency: The LM2793LDEV features a charge pump that efficiently converts input voltages to the higher voltages required to drive white LEDs, ensuring minimal power loss and extended battery life for portable devices.
• Dual-Display Capability: Designed to power two separate displays, this driver can independently control and adjust the brightness of each display, providing flexibility and optimal viewing experiences for the user.
• Adjustable Brightness: The device includes an I2C-compatible interface that allows for precise brightness control over the LED backlighting, enabling a wide range of brightness levels to suit different environmental conditions and user preferences.
• Small Footprint: The LM2793LDEV comes in a compact package, making it an ideal solution for space-constrained applications. Its small size does not compromise its performance or functionality.
• Protection Features: It is equipped with built-in over-voltage protection to safeguard the LEDs and the driver from potential damage caused by unexpected voltage spikes.

Applications

The LM2793LDEV is suitable for a variety of applications that require efficient and reliable dual-display illumination. It is commonly used in:

• Mobile phones and smartphones
• Personal digital assistants (PDAs)
• Portable media players
• Other handheld devices with dual displays

Reliability and Support

As with all Texas Instruments products, the LM2793LDEV is built to meet high-quality standards, ensuring reliability and performance. TI provides comprehensive technical support and documentation, including datasheets, application notes, and design resources to assist developers in integrating this LED driver into their designs.