Overview
The MOTIX™ TLE9879QXA40XUMA2, produced by Infineon Technologies, is a highly integrated single-chip 3-Phase motor driver. It incorporates the industry-standard Arm® Cortex®-M3 core, enabling the implementation of advanced motor control algorithms such as field-oriented control. This device is part of the MOTIX™ TLE987x product family and is designed for cost and space-efficient solutions in mechatronic BLDC motor drive applications, particularly in automotive systems like pumps, fans, and other auxiliary units.
Key Specifications
| Parameter | Specification |
|---|---|
| Microcontroller Core | 32-bit Arm® Cortex®-M3 |
| Clock Frequency | Up to 40 MHz |
| Memory | 128 KB Flash, 32 KB Boot ROM, 6 KB RAM |
| Peripheral Set | Current sensor, Successive approximation ADC, 16-bit timers, Capture and compare unit for PWM control |
| MOSFET Drivers | Six fully integrated NFET drivers with charge pump |
| Communication Interfaces | LIN transceiver (LIN 2.2 and SAEJ2602 compatible), Two full-duplex serial interfaces (UART) with LIN support, Two synchronous serial channels (SSC) |
| General Purpose I/Os | 10 x general-purpose I/O ports, 5 x analogue inputs |
| Power Supply | Single power supply from 5.5V to 27V, extended power supply voltage range from 3V to 28V |
| Operating Temperature | -40°C to 150°C |
| Package | 48-VFQFN Exposed Pad |
Key Features
- Integration of six fully integrated NFET drivers optimized to drive a 3-Phase motor via six external power NFETs.
- A charge pump enabling low voltage operation and programmable current along with current slope control for optimized EMC behavior.
- A current sensor, a successive approximation ADC synchronized with the capture and compare unit for PWM control, and 16-bit timers.
- LIN transceiver compatible with LIN 2.2 and SAEJ2602, and two full-duplex serial interfaces (UART) with LIN support.
- On-chip linear voltage regulator to supply external loads.
- High-voltage monitoring input with wake-up functionality and high-speed operational amplifier for motor current sensing via shunt.
- Power saving modes including MCU slow-down mode, sleep mode, stop mode, and cyclic wake-up sleep mode.
- ESD performance up to 2kV on all pins, 4kV at HV inputs, and 6kV at LIN pin.
Applications
- BLDC motor control applications such as pumps and fans in automotive systems.
- Fuel pumps, HVAC blowers, engine cooling fans, and water pumps.
- Sensor-less and sensor-based BLDC motor applications controlled by the Local Interconnect Network (LIN) or PWM.
Q & A
- What is the TLE9879QXA40XUMA2? The TLE9879QXA40XUMA2 is a single-chip 3-Phase motor driver that integrates the Arm® Cortex®-M3 core, designed for advanced motor control in automotive applications.
- What type of motor control algorithms can it implement? It can implement advanced motor control algorithms such as field-oriented control.
- What are the key peripherals included in the TLE9879QXA40XUMA2? It includes a current sensor, successive approximation ADC, 16-bit timers, capture and compare unit for PWM control, and a LIN transceiver.
- What is the clock frequency of the Arm® Cortex®-M3 core? The clock frequency is up to 40 MHz.
- What is the memory configuration of the device? It has 128 KB Flash, 32 KB Boot ROM, and 6 KB RAM.
- What are the power supply specifications? It operates with a single power supply from 5.5V to 27V and has an extended power supply voltage range from 3V to 28V.
- What are the communication interfaces available? It includes a LIN transceiver, two full-duplex serial interfaces (UART) with LIN support, and two synchronous serial channels (SSC).
- What are the typical applications of the TLE9879QXA40XUMA2? Typical applications include BLDC motor control in pumps, fans, fuel pumps, HVAC blowers, and engine cooling fans.
- What is the operating temperature range of the device? The operating temperature range is -40°C to 150°C.
- What kind of package does the TLE9879QXA40XUMA2 come in? It comes in a 48-VFQFN Exposed Pad package.
