Features

• AEC-Q100 qualified

• Closed loop voltage control

• Regulated voltage with thermal compensation 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 compliant with LIN 2.2A spec.

• Data Link Layer compliant with LIN 1.3, 2.1, 2.2 and 2.2A specification

• 13 sets of LIN frames selectable

• Configurable parameters (see NVM parameter table A1)

• Configurable for 5, 6, 7, 8 or 9 pole pair alternator

• Compliant to VDA LIN-Generator-Regulator specification

• Full ISO26262 compliant, ASIL-B systems ready

• Available as Bare die as well as in PENTAWATT In Line (TO220-5) package

Description

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.