The TLE9263QXV33 is a Power System Basis Chip (SBC) from Infineon Technologies, specifically designed for automotive applications. It combines a CAN transceiver, voltage regulator, and watchdog timer into a single integrated circuit. This integration streamlines circuit design, reduces component count, and enhances system reliability. This device is tailored for automotive environments and provides comprehensive power management and communication capabilities.

Applications

• Automotive Body Control Modules (BCM)
• Gateway applications in automotive networks
• Central locking systems
• Window lift systems
• Mirror control

Features

• Integrated CAN transceiver, compliant with ISO 11898-2
• 3.3V voltage regulator for microcontroller supply
• Watchdog timer for system monitoring
• Over-temperature protection
• Under-voltage lockout (UVLO)
• Short-circuit protection for CAN bus and regulator outputs
• Programmable window watchdog functionality
• Low-power modes for reduced current consumption
• Fail-safe features to ensure system integrity
• Lead-free and RoHS compliant package

Benefits

• Reduced System Cost: Integration minimizes the number of external components, lowering BOM costs and simplifying PCB layout.
• Improved Reliability: Built-in protection features enhance system robustness and prevent damage from common electrical faults.
• Simplified Design: The integrated solution reduces design complexity and speeds up the development process.
• Enhanced Safety: The watchdog timer helps to prevent system malfunctions and ensures safe operation.
• Lower Power Consumption: Low-power modes minimize energy consumption, extending battery life in automotive applications.
• Automotive Compliance: Meets the stringent requirements of automotive applications for temperature range, EMC, and reliability.

Additional Details

The TLE9263QXV33 includes a high-speed CAN transceiver that supports communication rates up to 1 Mbit/s. The integrated 3.3V voltage regulator provides a stable power supply for the microcontroller and other system components. The watchdog timer monitors the microcontroller's operation and triggers a reset if a fault is detected. The device also includes several protection features, such as over-temperature, under-voltage, and short-circuit protection, to ensure reliable operation in harsh automotive environments. The TLE9263QXV33 is available in a lead-free RoHS compliant package and is designed to operate over a wide temperature range.