The L99ASC03GTR from STMicroelectronics is a sophisticated automotive-grade integrated circuit designed for advanced motor control applications. This high-performance product is specifically engineered to meet the rigorous demands of modern automotive systems, providing a reliable and efficient solution for driving small brushed DC motors.

Key Features

• Multiple Motor Control Capabilities: The L99ASC03GTR is capable of controlling up to three small brushed DC motors, making it an ideal choice for a variety of applications such as HVAC flap control, headlamp leveling, and other adjustment mechanisms within the vehicle.
• Integrated Power MOSFETs: The device includes integrated power MOSFETs with low RDS(on), ensuring high efficiency and reduced heat dissipation during operation.
• Advanced Diagnostics: Equipped with comprehensive diagnostic features, the L99ASC03GTR can detect and report various fault conditions such as open-load, short-circuit, over-temperature, and under-voltage, enhancing system reliability and safety.
• Programmable Current Profile: The current control can be programmed to match motor characteristics, allowing for optimized performance and protection against over-current conditions.

Electrical Characteristics

The L99ASC03GTR operates over a wide supply voltage range, typically from 5.5V to 28V, making it versatile for use in different automotive electrical systems. Its robust design ensures performance in the harsh automotive environment, characterized by extended temperature ranges and potential electrical disturbances.

Applications

Due to its compactness and high level of integration, the L99ASC03GTR is suitable for a wide range of automotive applications where space is at a premium and high reliability is essential. It is commonly used in body control modules, dashboard controls, and other in-vehicle systems requiring precise motor control.

Quality and Reliability

STMicroelectronics is known for its commitment to quality, and the L99ASC03GTR is no exception. It is manufactured to meet the strict standards of the automotive industry, ensuring high reliability and performance under demanding conditions. The product is available in a small outline package, which is designed for space-saving installation and is fully RoHS compliant.