STMicroelectronics L9952GXPR - Door Actuator Driver

The L9952GXPR from STMicroelectronics is a state-of-the-art door actuator driver designed to meet the sophisticated demands of automotive power door lock systems. This advanced integrated circuit is a key component in vehicle door modules, providing robust control for power locks and ensuring reliable operation under varying environmental conditions.

Key Features

• Multiple Output Stages: The L9952GXPR includes output stages that are capable of driving several types of loads, including DC motors and inductive loads, making it highly versatile for different door actuator designs.
• Programmable Current Profile: With programmable peak and hold current control, the device allows for optimization of motor performance and power consumption, contributing to the overall efficiency of the door lock system.
• Diagnostic Functions: Comprehensive diagnostic features are built into the device to detect and report various fault conditions such as open load, short circuit to battery, and thermal shutdown, enhancing the safety and reliability of the system.
• Communication Interface: The device supports SPI communication for control and diagnostics, allowing for seamless integration with microcontrollers and other electronic control units in the vehicle.

Applications

The L9952GXPR is primarily used in automotive applications where precise control and diagnostics of door actuators are required. It is suitable for:

• Power Door Locks
• Central Locking Systems
• Power Latches
• Other Automotive Door Control Applications

Package and Quality

This device is offered in a PowerSSO-36 package, which is designed to optimize the thermal performance and minimize the PCB space required. The L9952GXPR is manufactured to meet the stringent quality standards expected in the automotive industry, ensuring high reliability and performance over the product's lifespan.