The MAX1889ETE-T is a sophisticated, integrated LED driver designed by Maxim Integrated, renowned for their high-performance semiconductor products. This driver is specifically tailored for powering white LEDs in medium-sized LCD backlights. It is an ideal solution for portable devices where efficient power management is crucial, such as laptops, tablets, and smartphones.

Key Features

• High Efficiency: The device boasts a high efficiency that is essential for prolonging battery life in portable applications.
• Adjustable Brightness: It includes a PWM dimming input, which allows for precise control over the brightness of the connected LEDs, enhancing user experience and power savings.
• Integrated Boost Converter: The MAX1889ETE-T incorporates an internal boost converter, which steps up the input voltage to adequately power the series-connected LEDs, ensuring consistent lighting.
• Wide Input Voltage Range: It operates over a broad input voltage range, making it versatile for various power supply configurations.
• Thermal Protection: The device comes with built-in thermal shutdown protection, safeguarding the LEDs and the driver from potential thermal damage.

Applications

The MAX1889ETE-T is primarily used in the backlighting of medium-sized LCD panels. Its features make it a perfect choice for portable applications where efficient power usage and space constraints are significant considerations.

Technical Specifications

Parameter Value Topology Boost Number of Outputs Multiple Input Voltage (Min) 2.6V Input Voltage (Max) 5.5V Output Voltage Adjustable Dimming Control PWM Package/Case 16-WQFN (4x4) Operating Temperature -40°C to +85°C

With its combination of efficiency, flexibility, and protection features, the MAX1889ETE-T from Maxim Integrated stands out as a leading choice for powering the next generation of portable device displays.