STMicroelectronics Power Management - Specialized L9779WD-TR

The L9779WD-TR is a multifunction integrated circuit designed for engine management systems, utilizing BCD6S technology suitable for automotive applications. It features a variety of outputs including protected low-side drivers for injectors and relays, as well as configurable power stages for stepper motor control. The device includes multiple voltage regulators (5 V and 3.3 V), a smart reset function, and a thermal warning and shutdown capability to enhance reliability. Communication interfaces include a high-speed CAN transceiver and ISO9141 (K-Line) support, making it versatile for various automotive communication protocols. The L9779WD-TR is packaged in a HiQUAD-64 format and is designed to meet VDA 2.0 compliance with a three-level watchdog system, ensuring robust performance in demanding environments.