The LM3543MX-L/NOPB is a high-quality, high-performance integrated circuit (IC) manufactured by Texas Instruments, a global semiconductor design and manufacturing company.

• PMIC - LED Drivers: Designed specifically to regulate and supply power to light-emitting diodes (LEDs).
• Dual, Adaptive Constant On-Time DC/DC Converter: Can drive up to two strings of high brightness LEDs.
• Wide Input Voltage Range: From 2.7V to 5.5V.
• 32-Level Logarithmic Scale LED Brightness Control: Provides precise control of visual brightness.
• Integration: Incorporates features such as over-voltage protection and under-voltage lockout.
• Small Package: 16-pin WQFN package.
• Operating Temperatures: from -40°C to 85°C.
• RoHS Compliant: Free from certain hazardous substances.