TLE9879QXA40XUMA3

Application Specific Microcontrollers Overview

The Infineon TLE9879QXA40XUMA3 is an automotive-grade system-on-chip integrating a 32-bit Arm Cortex-M3 core with a BLDC MOSFET driver. Operating at up to 40 MHz, it features 128 KB flash and 6 KB RAM. The device includes a LIN 2.2 transceiver, high-speed operational amplifier for shunt current sensing, and a bridge driver with charge pump. It supports a single power supply from 5.5 V to 28 V and operates within a junction temperature range of -40°C to +150°C.

Application Specific Microcontrollers Feature Summary

• Integrated 32-bit Arm Cortex-M3 processor with 128 KB flash and 6 KB RAM
• Built-in MOSFET driver with charge pump for B6-bridge motor applications
• LIN 2.2 transceiver and high-speed operational amplifier for current sensing
• Automotive qualification compliant with AEC-Q100/101 standards

Application Specific Microcontrollers Applications

• Wiper systems
• Auxiliary pumps
• Fans
• Window lift actuators
• Sunroof drives
• Tailgate motors

Application Specific Microcontrollers Procurement Notes

Verify the specific design step (UH) associated with the XUMA3 suffix against the official datasheet table. Confirm package availability in VQFN-48-37 or VQFN-48-79 formats. Ensure compliance with automotive environmental requirements given the specified operating temperature range.

Application Specific Microcontrollers Selection Notes

Select this component for compact automotive motor control designs requiring integrated MCU and power stages. The inclusion of a dedicated current sense amplifier simplifies hardware implementation for sensorless or shunt-based BLDC control. Verify that the 128 KB memory capacity meets firmware requirements.

Application Specific Microcontrollers Part Context

This part belongs to the MOTIX TLE987x family of embedded power ICs. The XUMA3 suffix identifies the UH design step variant, which utilizes either the VQFN-48-37 or VQFN-48-79 package configuration as defined in the manufacturer's ordering information.

Application Specific Microcontrollers Replacement Considerations

Consult the official datasheet for alternative design steps such as BF (XUMA2) or UI (XUMA4). These variants share the same functional specifications but differ in package type and manufacturing revision.