LTC4403-2EMS#PBF - Dual LED Driver with I2C Interface

The LTC4403-2EMS#PBF is a high-efficiency, dual LED driver designed by Linear Technology to provide a compact and robust lighting solution for portable devices. This product is specifically engineered to drive two strings of LEDs, which are commonly used in backlighting LCD displays in handheld devices such as smartphones, tablets, and digital cameras.

One of the standout features of the LTC4403-2EMS#PBF is its integrated I2C interface, which allows for precise control over the brightness levels of the LEDs through digital communication. This level of control ensures that users can adjust the backlight to suit varying lighting conditions, optimizing both the display's visibility and the device's power consumption.

The driver operates from an input voltage range of 2.7V to 5.5V, making it suitable for use with a variety of battery chemistries. Its internal 36V switch allows for the driving of multiple LEDs in series, ensuring consistent brightness and color matching across the display. The LTC4403-2EMS#PBF also features internal soft-start capability, which prevents inrush current at startup and extends the life of the LEDs.

With its small footprint, the LTC4403-2EMS#PBF is available in a compact 10-lead MSOP package, which is ideal for space-constrained applications. Additionally, the device includes built-in safety features such as over-temperature protection and open LED protection, safeguarding the system against potential damage caused by abnormal operating conditions.

Overall, the LTC4403-2EMS#PBF is a highly efficient solution for driving LEDs in a variety of portable applications. Its digital brightness control, wide input voltage range, and robust protection features make it a versatile and reliable choice for designers looking to enhance the user experience of their portable devices with high-quality, adjustable backlighting.

• Product: LTC4403-2EMS#PBF
• Manufacturer: Linear Technology
• Function: Dual LED Driver
• Interface: I2C Compatible
• Input Voltage Range: 2.7V to 5.5V
• Package: 10-Lead MSOP
• Key Features: Integrated 36V switch, Internal soft-start, Over-temperature protection, Open LED protection.