L9679E Description
The L9679E is an extension chip in airbag systems or a pyroswitch manager. This device is family-patible with the L9679 and L9680 devices. The device includes an octal driver for squib/pyroswitch deployments and a quad channel interface for PSI-5 sensors.
L9679E Key Features
- AEC-Q100 qualified
- Squib/Pyroswitch deployment drivers
- 8-channel HSD/LSD
- 25 V maximum deployment voltage
- Various deployment profiles
- Current monitoring Rmeasure, STB, STG and leakage diagnostics
- High- and low-side driver FET tests
- Four-channel remote sensor interface
- PSI-5 satellite sensors
- Configurable asynchronous/synchronous protocols