{"product_id":"l9680-automotive-ecu-power-supply-and-communication-interface-ic-for-engine-control-modules","title":"L9680 Automotive ECU Power Supply and Communication Interface IC for Engine Control Modules","description":"\u003cp\u003eThe L9680 is a highly integrated power supply and communication interface IC specifically engineered for modern automotive engine control units and transmission control modules.\u003c\/p\u003e\n\u003cp\u003eThis advanced device combines a robust multi-output power supply with dedicated communication transceivers to provide a complete system-level solution for automotive electronic control units.\u003c\/p\u003e\n\u003cp\u003eThe integrated power section features multiple low-dropout regulators and a high-efficiency switching regulator, delivering stable and precisely regulated voltages for microcontrollers, memory devices, analog sensors, and actuator pre-drivers.\u003c\/p\u003e\n\u003cp\u003eA key strength of the L9680 lies in its comprehensive communication interface suite, which includes high-speed CAN transceiver, LIN transceiver, and optional SPI expansion ports for seamless connectivity with other ECUs and vehicle networks.\u003c\/p\u003e\n\u003cp\u003eThe CAN transceiver supports data rates up to 1 Mbps with excellent electromagnetic compatibility performance, ensuring reliable data exchange even in electrically noisy automotive environments.\u003c\/p\u003e\n\u003cp\u003eThe LIN transceiver provides a cost-effective local interconnect for communicating with lower-speed peripheral sensors and actuators distributed throughout the vehicle.\u003c\/p\u003e\n\u003cp\u003eFull protection features are integrated across all functional blocks, including over-voltage protection, under-voltage lockout, short-circuit protection, over-temperature shutdown, and bus fault detection.\u003c\/p\u003e\n\u003cp\u003eThe device incorporates a precise voltage monitoring and reset generation circuit to ensure proper system initialization and safe operation throughout power-up, runtime, and shutdown phases.\u003c\/p\u003e\n\u003cp\u003eAn intelligent power management system includes multiple standby and sleep modes with programmable wake-up functionality, significantly reducing quiescent current during vehicle idle periods.\u003c\/p\u003e\n\u003cp\u003eThe L9680 also features a dedicated diagnostic interface that provides real-time status reporting on supply voltages, communication bus activity, and internal fault conditions to the main microcontroller.\u003c\/p\u003e\n\u003cp\u003eThis automotive-grade IC is qualified for operation across the full -40°C to +150°C temperature range, making it suitable for under-hood installations and other thermally demanding applications.\u003c\/p\u003e\n\u003cp\u003ePackaged in a robust surface-mount QFP or exposed-pad package, the L9680 provides excellent thermal performance while maintaining a compact footprint for space-constrained ECU designs.\u003c\/p\u003e\n\u003cp\u003eBy integrating power management, communication, and diagnostic functions into a single device, this IC dramatically reduces component count and simplifies PCB layout for automotive module manufacturers.\u003c\/p\u003e","brand":"Qlnova","offers":[{"title":"Default Title","offer_id":45366256074861,"sku":null,"price":16.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5950\/8845\/files\/L9680-3.webp?v=1782184444","url":"https:\/\/qlnova.com\/products\/l9680-automotive-ecu-power-supply-and-communication-interface-ic-for-engine-control-modules","provider":"Qlnova","version":"1.0","type":"link"}