L9918 Overview
L9918 is an alternator voltage regulator equipped with LIN protocol interface. The device is intended to be used in automotive application for 12 V systems. The presence of NVM cells for device parameters programmability makes it suitable for a wide range of charging application.
L9918 Key Features
- AEC-Q100 qualified
- Closed loop voltage control
- Regulated voltage with thermal pensation function
- High side excitation driver with internal freewheeling circuit
- Load response control (LRC) and Return LRC
- Self-start activation by phase signal
- Current limitation and overcurrent protection
- Thermal protection
- Physical Layer pliant with LIN 2.2A spec
- Data Link Layer pliant with LIN 1.3, 2.1, 2.2 and 2.2A specification