Overview
The MOTIX™ TLE9879QXA40, produced by Infineon Technologies, is a highly integrated single-chip 3-Phase motor driver designed for advanced motor control applications. It integrates the industry-standard Arm® Cortex®-M3 core, enabling the implementation of sophisticated motor control algorithms such as field-oriented control. This device is part of the MOTIX™ TLE987x product family and is particularly suited for mechatronic BLDC motor drive applications in automotive systems, including pumps, fans, and other auxiliary units.
Key Specifications
| Specification | Details |
|---|---|
| Microcontroller Core | 32-bit Arm® Cortex®-M3 |
| Clock Frequency | Up to 40 MHz |
| Memory | On-chip memory including Flash and RAM |
| Motor Drivers | Six fully integrated NFET drivers for 3-Phase motor control via six external power NFETs |
| Charge Pump | Enabling low voltage operation |
| Current Control | Programmable current along with current slope control for optimized EMC behavior |
| ADC and Timers | Successive approximation ADC synchronized with capture and compare unit for PWM control, and 16-bit timers |
| Communication Interfaces | LIN transceiver, SPI interface, and general purpose I/Os |
| Voltage Regulator | On-chip linear voltage regulator to supply external loads |
| Operating Voltage | Normal operating input voltage: 5.5 V - 28 V, Extended operating input voltage: 28 V - 40 V |
Key Features
- Advanced motor control algorithms such as field-oriented control using the Arm® Cortex®-M3 core.
- Six fully integrated NFET drivers optimized for 3-Phase motor control.
- Charge pump for low voltage operation and programmable current with current slope control for optimized EMC behavior.
- Current sensor, successive approximation ADC, and 16-bit timers for precise motor control.
- LIN transceiver for communication and multiple general purpose I/Os.
- On-chip linear voltage regulator to supply external loads.
- Possibility to stack up to four shields for controlling multiple BLDC motors.
- Integrated RGB LED for status indication and debug pin headers for debugging purposes.
Applications
The TLE9879QXA40 is designed for various automotive mechatronic BLDC motor drive applications, including:
- Pumps and fans in automotive systems.
- Wiper applications.
- Other auxiliary units in automotive environments.
Q & A
- What is the TLE9879QXA40?
The TLE9879QXA40 is a single-chip 3-Phase motor driver that integrates the Arm® Cortex®-M3 core, designed for advanced motor control applications.
- What type of microcontroller core does the TLE9879QXA40 use?
The TLE9879QXA40 uses a 32-bit Arm® Cortex®-M3 core.
- What is the clock frequency of the TLE9879QXA40?
The clock frequency of the TLE9879QXA40 is up to 40 MHz.
- What are the key motor control features of the TLE9879QXA40?
The device includes six fully integrated NFET drivers, a charge pump, programmable current with current slope control, and a current sensor.
- What communication interfaces are available on the TLE9879QXA40?
The device includes a LIN transceiver, SPI interface, and general purpose I/Os.
- What is the operating voltage range of the TLE9879QXA40?
The normal operating input voltage is 5.5 V - 28 V, with an extended operating range of 28 V - 40 V.
- Can the TLE9879QXA40 be used in stacked configurations?
Yes, up to four shields can be stacked to control multiple BLDC motors.
- What is the purpose of the on-chip linear voltage regulator?
The on-chip linear voltage regulator is used to supply external loads.
- What are some typical applications of the TLE9879QXA40?
Typical applications include pumps, fans, and wiper systems in automotive environments.
- How does the TLE9879QXA40 support debugging?
The device includes debug pin headers that can be used with a Segger J-Link debugger.
- Is the TLE9879QXA40 automotive qualified?
Yes, the TLE9879QXA40 is an automotive qualified device.
