Overview
The STSPIN32F0252Q from STMicroelectronics is a highly integrated system-in-package designed for driving three-phase applications. It combines a 32-bit ARM® Cortex®-M0 core with a 250 V triple half-bridge gate driver, making it suitable for controlling N-channel power MOSFETs or IGBTs. This device is particularly useful in applications requiring high voltage and advanced control algorithms, such as field-oriented control (FOC) and 6-step sensorless control. The integrated MCU and gate driver provide a comprehensive solution that reduces PCB area and the overall bill-of-materials, making it an efficient choice for various industrial and home appliances.
Key Specifications
| Parameter | Description | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Power Supply Voltage (VCC) | Driver low side and logic supply voltage | -0.3 | 21 | V | |
| High-Side Gate Output Voltage (VHVG) | High-side driver output voltage | VOUT - 0.3 | VBOOT + 0.3 | V | |
| Low-Side Gate Output Voltage (VLVG) | Low-side driver output voltage | VPGND - 0.3 | VCC + 0.3 | V | |
| Driver Current Capability | Source/Sink current for STSPIN32F0252Q | 0.71 / 0.85 A | 1.02 / 1.15 A | A | |
| MCU Clock Frequency | ARM® Cortex®-M0 core clock frequency | Up to 48 MHz | MHz | ||
| SRAM and Flash Memory | SRAM and Flash memory capacities | 4 KByte SRAM, 32 KByte Flash | |||
| GPIO and Timers | Number of GPIO ports and timers | 21 GPIO ports, 6 general-purpose timers | |||
| ADC Converter | ADC converter resolution and channels | 12-bit, up to 10 channels | |||
| Communication Interfaces | I2C, USART, SPI interfaces | I2C, USART, SPI | |||
| Temperature Range | Operating temperature range | -40 | +125 | °C |
Key Features
- Three-phase gate drivers with high voltage rail up to 250 V and dV/dt transient immunity ±50 V/ns.
- Driver current capability: 1/0.85 A source/sink current for STSPIN32F0252Q.
- 32-bit ARM® Cortex®-M0 core with up to 48 MHz clock frequency.
- 4 KByte SRAM with HW parity and 32 KByte Flash memory with option bytes for write/readout protection.
- 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.
- I2C, USART, and SPI interfaces.
- Matched propagation delay for all channels and integrated bootstrap diodes.
- Comparator for fast overcurrent protection and smart shutdown (smartSD) function.
- UVLO, interlocking, and deadtime functions.
- Standby mode for low power consumption and on-chip debug support via SWD.
Applications
- Home and industrial refrigerators compressors.
- Industrial drives, pumps, and fans.
- Air conditioning compressors and fans.
- Corded power tools and garden tools.
- Home appliances.
- Industrial automation.
Q & A
- What is the STSPIN32F0252Q used for?
The STSPIN32F0252Q is used for driving three-phase applications, such as controlling N-channel power MOSFETs or IGBTs in various industrial and home appliances.
- What is the maximum voltage rating of the STSPIN32F0252Q?
The maximum voltage rating is up to 250 V for the high voltage rail.
- What is the driver current capability of the STSPIN32F0252Q?
The driver current capability is 1/0.85 A source/sink current.
- What type of MCU is integrated in the STSPIN32F0252Q?
The integrated MCU is a 32-bit ARM® Cortex®-M0 core.
- What are the communication interfaces available on the STSPIN32F0252Q?
The device includes I2C, USART, and SPI interfaces.
- Does the STSPIN32F0252Q have any protection features?
Yes, it includes UVLO, interlocking, deadtime functions, and a comparator for fast overcurrent protection.
- What is the operating temperature range of the STSPIN32F0252Q?
The operating temperature range is from -40 to +125 °C.
- Does the STSPIN32F0252Q support low power consumption modes?
Yes, it has a standby mode for low power consumption.
- How many GPIO ports and timers are available on the STSPIN32F0252Q?
There are 21 general-purpose I/O ports (GPIO) and 6 general-purpose timers.
- What type of ADC converter is integrated in the STSPIN32F0252Q?
The device includes a 12-bit ADC converter with up to 10 channels.
