TLE9263QXV33XUMA1

Specialized Overview

The TLE9263QXV33XUMA1 is a System Basis Chip (SBC) designed for automotive applications, integrating power management and communication interfaces. It features a 5V LDO with 250mA output current and a 5V LDO with 100mA output current. The device includes an HS-CAN transceiver supporting up to 5 Mbps CAN FD data rates and two LIN transceivers compliant with LIN 2.2a standards. It provides four high-side switches with typical on-resistance of 7 ohms. Operating voltage ranges from 4.75V to 28V, with a maximum input voltage of 28V. The component operates within a temperature range of -40°C to +150°C and is housed in a VQFN-48 package.

Specialized Feature Summary

• Integrates microcontroller supply, sensor supply, and load distribution capabilities within a single chip.
• Supports high-speed CAN FD communication alongside dual LIN bus interfaces for flexible network topologies.
• Includes configurable watchdog timers, fault outputs, and low-power modes to enhance system reliability and energy efficiency.

Specialized Applications

• Body control modules requiring integrated power and communication management.
• Sensor nodes utilizing the dedicated protected LDO for external protection.
• Load distribution configurations driving external PNP transistors via independent or main regulator setups.

Specialized Procurement Notes

Verify the specific suffix XUMA1 against the latest Infineon documentation to ensure compatibility with current manufacturing revisions. Confirm that the QFN-48 package dimensions match the target PCB footprint. Check for any recent product change notifications regarding material composition or pinout adjustments before finalizing procurement plans.

Specialized Selection Notes

Select this component when a unified solution for MCU power, CAN FD, and LIN connectivity is required. Ensure the 250mA and 100mA LDO currents meet the load requirements. Verify that the 7-ohm high-side switch resistance is acceptable for the intended current loads. Consider the AEC-Q100 qualification if automotive grade reliability is mandatory for the application environment.

Specialized Part Context

This part belongs to the TLE926x family of System Basis Chips from Infineon Technologies. It serves as a central node for managing power distribution and serial communication in complex automotive electronic architectures. The device simplifies board design by consolidating multiple discrete components into a single integrated circuit.

Specialized Replacement Considerations

TLE9263BQXXUMA2 is listed as a manufacturer-recommended alternative. Verify functional equivalence and pin compatibility before substitution. Note that the TLE9262 series is discontinued and not a direct replacement due to different interface specifications.