STMicroelectronics L9788 Multifunction IC

STMicroelectronics L9788 Multifunction IC is designed for automotive engine management systems. STMicroelectronics L9788 PMIC employs ST BCD proprietary technology to provide the full power supplies and signal preprocessing peripherals needed to control a 4-cylinder internal combustion engine. The L9788 multifunction ICs are AEC-Q100 qualified and available in an LQFP-100 exposed pad package.

Features

AEC-Q100 qualified
Engineered for ISO26262-compliant system
One pre-boost regulator and one pre-buck regulator
One linear 5V regulator with 1A output current
Three independent self-protection 5V tracking regulators with 150mA output
One input voltage pin for monitoring external tracking
Coordinated soft start-up of all regulators
4-channel LS injector LS driver
2-channels LS driver for O2H load with current sense
2-channel LS camshaft or solenoid drivers
5-channel LS relay driver
2-channel LS LED driver
3-channel LS/HS drivers with low battery function for smart start
1-channel LS main relay driver (MRD) with an internal diode for reverse battery protection

5-channel pre-driver for external FET drivers - channels 1 and 3 configurable for O2H load with external Rshunt-on the source of Ext. N-Channel Mos
6-channel pre-driver for internal or external igniter drivers
One K-Line ISO9141/LIN 2.1 compliant
Integrated charge-pump
VRS-interface
Watchdog
Pin wake-up
Temperature sensor and monitoring
Stop-counter with wake-up
Dual bandgap reference and oscillator
Micro-second-channel MSC for differential single-ended mode
SEO function
CAN-FD with wake up by CAN function
Package LQFP100 exposed pad