STSPIN32G4 demonstration board for three-phase brushless motors

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Parameter NameParameter Value
Target Application3-phase Field Oriented Control (FOC)
Core ProductSTSPIN32G4
ECCN US3A991.a.2
Packing TypeNot Applicable
ROHS Compliance GradeEcopack1
Package NameCARD
Key features
  • Input bus voltage from 10 V to 75 V with dedicated monitoring
  • Power stage based on the STL110N10F7 power MOSFETs with output current up to 20 Arms (with heatsink mounted) and protected to overcurrent conditions
  • STSPIN32G4, high performance three-phase motor controller with embedded STM32G431 MCU:
    • 32-bit ARM® Cortex®-M4 MCU+FPU
    • Up to 170 MHz clock frequency
    • CORDIC mathematical hardware accelerator for trigonometric functions
    • 128 kB Flash memory with proprietary code readout protection (PCROP), securable memory area, 1 kB OTP
    • 32 kB SRAM memory with HW parity check
    • 2 x advanced timers for motor control, 16-bit with up to 6 x PWM channels each
    • 8 x general purpose timers
    • 2 x ADCs 12-bit resolution (up to 19 channels) with 4 Msps conversion rate
    • 4 x 12-bit DAC channels
    • 4 x ultra-fast rail-to-rail comparators
    • 3 x rail-to-rail operational amplifiers usable also in PGA mode
    • Internal high precision voltage reference
    • Up to 40 GPIOs
    • Full set of interfaces: I2C, SPI, UART and CAN
    • VCC buck converter up to 200 mA, with programmable output and embedded MOSFET
    • 3.3 V LDO linear regulator up to 150 mA
    • Low quiescent linear regulator for MCU supply in standby mode
    • Regulators with full set of protection features; thermal shutdown, short-circuit and overload protections
    • 75 V rated gate drivers with 1 A sink/source current and embedded bootstrap diodes
    • Drain-source voltage sensing of each power MOSFET
  • Three-shunt or single-shunt configurable current sensing
  • Digital Hall sensor and quadrature encored input
  • ST-LINK/V2 programmer and debugger
  • Arduino UNO connector
  • Predisposition for CAN bus
  • NTC sensor for power stage temperature monitoring