Overview
The STSPIN32F0252TR, produced by STMicroelectronics, is a highly integrated system-in-package designed for driving three-phase applications. It combines a 32-bit ARM® Cortex®-M0 microcontroller (STM32F031x6x7) with a 250V triple half-bridge gate driver, capable of driving N-channel power MOSFETs or IGBTs. This device is particularly suited for high-voltage three-phase motor control, offering advanced protection features and efficient driving algorithms.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Voltage Rating | High voltage rail | Up to 250 V |
| dV/dt Transient Immunity | dV/dt transient immunity | ±50 V/ns |
| Gate Driving Voltage | Gate driving voltage range | 9V to 20V |
| Driver Current Capability | Source/sink current | 1 A / 0.85 A (STSPIN32F0252/Q) |
| MCU Clock Frequency | ARM® Cortex®-M0 core clock frequency | Up to 48 MHz |
| Memory | SRAM and Flash memory | 4-kByte SRAM, 32-kByte Flash memory |
| I/O Ports | General-purpose I/O ports (GPIO) | 21 GPIO ports with 5 V tolerant capability |
| ADC Converter | 12-bit analog-to-digital converter channels | Up to 10 channels |
| Interfaces | I2C, USART, and SPI interfaces | Available |
| Operating Temperature | Extended temperature range | -40 to +125 °C |
| Package | Package type and dimensions | TQFP 10x10 64L pitch 0.5 Creepage 1.2 mm, QFN 10x10 72L pitch 0.5 Creepage 1.8 mm |
Key Features
- Three-phase gate drivers with high voltage rail up to 250 V
- dV/dt transient immunity of ±50 V/ns
- Gate driving voltage range from 9V to 20V
- Integrated bootstrap diodes and anti cross-conduction (interlocking), deadtime, and UVLO protection
- Comparator for fast overcurrent protection and smart shutdown (smartSD) function
- Standby mode for low power consumption and on-chip debug support via SWD
- Matched propagation delay for all channels to prevent cycle distortion
- Support for advanced driving algorithms including FOC, 6-step sensorless, and speed control loop
- WR and RD protection for embedded flash memory
- 21 general-purpose I/O ports (GPIO) with 5 V tolerant capability
- 6 general-purpose timers and a 12-bit ADC converter with up to 10 channels
Applications
- Home and industrial refrigerators compressors
- Industrial drives, pumps, fans
- Air conditioning compressors and fans
- Corded power tools and garden tools
- Home appliances
- Industrial automation
Q & A
- What is the voltage rating of the STSPIN32F0252TR?
The STSPIN32F0252TR has a high voltage rail rating of up to 250 V.
- What type of microcontroller is integrated in the STSPIN32F0252TR?
The device integrates a 32-bit ARM® Cortex®-M0 microcontroller (STM32F031x6x7).
- What is the gate driving voltage range of the STSPIN32F0252TR?
The gate driving voltage range is from 9V to 20V.
- What protection features are integrated in the STSPIN32F0252TR?
The device includes anti cross-conduction (interlocking), deadtime, UVLO protection, and a comparator for fast overcurrent protection with smart shutdown (smartSD) function.
- What is the operating temperature range of the STSPIN32F0252TR?
The operating temperature range is from -40 to +125 °C.
- What types of interfaces are available on the STSPIN32F0252TR?
The device supports I2C, USART, and SPI interfaces.
- How many GPIO ports does the STSPIN32F0252TR have?
The device has 21 general-purpose I/O ports (GPIO) with 5 V tolerant capability.
- What is the maximum clock frequency of the MCU in the STSPIN32F0252TR?
The MCU can operate at a clock frequency of up to 48 MHz.
- Does the STSPIN32F0252TR support advanced driving algorithms?
Yes, it supports advanced driving algorithms including FOC, 6-step sensorless, and speed control loop.
- What is the purpose of the standby mode in the STSPIN32F0252TR?
The standby mode is used to reduce power consumption.
