TLE9271QXV33XUMA1

Special Purpose Regulators Overview

The TLE9271QXV33XUMA1 is an automotive System Basis Chip (SBC) from the OPTIREG DCDC SBC family, manufactured by Infineon Technologies. It integrates a high-performance CAN FD transceiver compliant with ISO 11898-2 and two LIN transceivers supporting LIN 2.2 and J2602 standards. The device features a DC/DC main regulator providing 3.3 V at up to 750 mA and a secondary LDO delivering 5 V at 100 mA. Operating within a supply voltage range of 6.5 V to 28 V, it supports data rates up to 5 Mbit/s for CAN communication. The component is housed in a PG-VQFN-48 package and is designed for robust operation across an extended temperature range.

Special Purpose Regulators Feature Summary

• Integrates a single CAN FD transceiver alongside dual LIN transceivers for versatile network connectivity.
• Features a DC/DC-based main voltage regulator capable of delivering high output current efficiently.
• Includes a dedicated low-dropout regulator for auxiliary power supply requirements.
• Supports multiple wake-up sources including dedicated pins, CAN bus activity, and LIN signals.

Special Purpose Regulators Applications

• Automotive body control modules requiring integrated power management and multi-network communication
• Gateway applications utilizing mixed CAN FD and LIN bus architectures
• Electronic control units demanding efficient DC/DC regulation with diagnostic capabilities

Special Purpose Regulators Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to ensure correct pin configuration and regulatory compliance. Confirm that the PG-VQFN-48 package variant matches your PCB footprint requirements. Cross-reference the datasheet revision history to validate feature availability and electrical characteristics prior to final design approval.

Special Purpose Regulators Selection Notes

Select this component when a single-chip solution combining CAN FD and dual LIN interfaces with high-current DC/DC regulation is required. It is suitable for designs prioritizing board space reduction and system efficiency over simple LDO-based regulation. Ensure the application environment supports the specified operating voltage and temperature ranges defined in the technical specifications.

Special Purpose Regulators Part Context

This part belongs to the OPTIREG DCDC SBC series, which targets advanced automotive electronics. Unlike basic SBCs, this series emphasizes high integration levels, combining power distribution with sophisticated communication controllers. It serves as a central node manager in complex vehicle networks, replacing discrete components typically used for voltage regulation and bus interfacing.

Special Purpose Regulators Replacement Considerations

Direct replacements within the same family include variants with different output voltages or packaging options, such as the TLE9271QXXUMA2. Verify functional compatibility regarding regulator outputs and interface types before substitution.

Special Purpose Regulators FAQ

What communication protocols are supported by the integrated transceivers?

The device integrates one CAN FD transceiver compliant with ISO 11898-2 and two LIN transceivers supporting LIN 2.2 and J2602 standards.

What are the primary voltage regulator configurations available?

It features a DC/DC main regulator providing 3.3 V at 750 mA and a secondary LDO regulator providing 5 V at 100 mA.