Texas Instruments DRV3220-Q1三相汽车栅极驱动器
Texas Instruments DRV3220-Q1三相汽车栅极驱动器非常适合用于三相无刷直流电机控制应用。DRV3220-Q1设有六个专用驱动器以用于标准电平N通道MOSFET晶体管，另外还提供集成FET的升压转换器，用于产生过驱电压。得益于以上特性，即使对于低至4.75V的低电池电压，该器件也能对功率级进行全面控制。DRV3220-Q1具有强大的驱动器强度，适用于大电流应用，并且可通过编程来限制峰值输出电流。特性包括强大的FET保护和系统监控功能，如Q&A看门狗和用于I/O电源及ADC参考电压的电压监控器。可通过SPI接口访问和编程DRV3220-Q1集成的内部诊断功能。
特性
- AEC-Q100 Qualified for Automotive Applications:
- Device Temperature Grade 1: –40°C to +125°C ambient operating temperature
- Three-phase bridge driver for motor control
- Suitable for 12V and 24V applications
- Integrated boost converter, gate drive to 4.75V
- Drives 6 separate N-Channel power MOSFETs
- Strong 1A gate drive for high-current FETs
- Programmable dead time
- PWM frequency up to 20kHz
- Supports 100% duty cycle operation
- Short-circuit protection
- VDS-monitoring (adjustable detection level)
- Overvoltage and undervoltage protection
- Overtemperature warning and shut down
- Sophisticated failure detection and handling through SPI
- System supervision
- Q&A watchdog
- I/O supply monitoring
- ADREF monitoring
- Programmable internal fault diagnostics
- Sleep mode function
- Thermally-enhanced 48-Pin HTQFP PowerPAD IC package (7mm × 7mm body)
Application Diagram
发布日期: 2017-11-09
| 更新日期: 2022-07-11