DESCRIPTION

· The MLX90411 is a versatile fan driver operating from 3.2V to 32V, robust up to 40V, suitable for 5V, 12V, 24V systems, and portable applications with up to seven Li-ion cells (~29V).

· It features a 1A current limit, enabling safe driving of applications up to 15W without overheating risks.

· The device offers closed-loop speed control and adaptive low noise commutation, ensuring industry-standard efficiency and minimal acoustic noise.

FEATURES

· All-in-one fan driver with a high-sensitivity Hall-effect sensor.

· Supports up to 1A motor current with adaptive commutation for optimal efficiency across all speeds.

· Offers PWM control input with standby mode and precise speed control (±1.5%).

· Comprehensive protections include Locked Rotor Protection, Temperature Shutdown, Over Voltage Protection, Short Circuit Protection, and Current Limit.

· Features FG/RD open drain diagnostics output and is UL/VDE/CE ready.

· Available in Straight-lead SOT and Tiny UTDFN packages.

APPLICATIONS

· Ideal for driving fans, blowers, and pumps in various voltage systems.

· Suitable for portable applications utilizing multiple Li-ion cells.

· Enhances smart applications requiring low noise and efficient motor control up to 15W.