Product Overview
The SPSB081 series from STMicroelectronics is a highly integrated automotive power management IC designed for automotive smart cockpits, ADAS (Advanced Driver Assistance Systems), and in-vehicle infotainment systems. This series incorporates dual-channel high-efficiency low-dropout regulators (LDOs) and a high-side switch, providing exceptional power management capabilities to ensure stable system operation in complex environments.
Key Features
● Dual LDO voltage regulators: Supports up to 250 mA current output, suitable for automotive MCUs, sensors, and other low-power loads
● High-side switch: Programmable current limit, supporting up to 450 mA load capacity for various automotive applications
● Wide input voltage range: 3.2V to 36V, compliant with automotive startup and transient voltage requirements
● Low power consumption mode: Supports low quiescent current (IQ), optimizing standby power consumption for start-stop systems
● Robust protection mechanisms: Integrated short-circuit, over-temperature, overvoltage, and undervoltage protection to ensure system safety
● AEC-Q100 qualified: Meets automotive-grade reliability standards, making it ideal for in-vehicle applications
Application Scenarios
● ADAS Systems: Camera modules, power supplies, radar sensors, etc.
● In-Vehicle Infotainment Systems: Multimedia processing units, power management
● Smart Cockpits: Digital instrument clusters, Head-Up Displays (HUD), etc.
● Body Electronics: Automotive gateways, sensors, wireless communication modules
Competitive Advantages
● High Integration: Combines multiple functions into a single chip, reducing external components and optimizing PCB design
● High Efficiency: Low power consumption extends battery life and improves system energy efficiency
● Enhanced Reliability: Compliant with automotive standards, offering superior electromagnetic interference (EMI) resistance
