The LM3551SD/NOPB is an advanced and highly versatile LED driver product manufactured by the renowned global semiconductor company, Texas Instruments.

• High Efficiency: 800mA flash LED driver.
• Operating Voltage: Operates from a 2.7V to 5.5V power supply.
• High-Side Current Source: Allows for grounded cathode LED operation.
• Thermal Limit Circuit: Protects the device from high temperature conditions.
• Two Regulated Current Sinks: Can be independently programmed for flash and torch modes.
• I2C-Compatible Interface: Flash and torch current can be easily adjusted through this interface.
• Energy Efficient: Low 75µA quiescent current during torch mode and a 1µA shutdown current.
• Package: Small, 10-pin, 3mm x 3mm LLP package.