数据表 (DRV8312-69M-KIT)目录FEATURES1APPLICATIONS1DESCRIPTION1ABSOLUTE MAXIMUM RATINGS2THERMAL INFORMATIONthe THERMAL INFORMATION table2RECOMMENDED OPERATING CONDITIONS3PACKAGE HEAT DISSIPATION RATINGS3PACKAGE POWER DERATINGS (DRV8312)3MODE SELECTION PINS3DEVICE INFORMATION4Pin Assignment4Pin Functions4SYSTEM BLOCK DIAGRAM6ELECTRICAL CHARACTERISTICS7TYPICAL CHARACTERISTICS8THEORY OF OPERATION10POWER SUPPLIES10SYSTEM POWER-UP/POWER-DOWN SEQUENCE10Powering Up10Powering Down10ERROR REPORTING11DEVICE PROTECTION SYSTEM11Bootstrap Capacitor Under Voltage Protection11Overcurrent (OC) Protection11Overtemperature Protection12Undervoltage Protection (UVP) and Power-On Reset (POR)12DEVICE RESET13DIFFERENT OPERATIONAL MODES13APPLICATION INFORMATION19SYSTEM DESIGN RECOMMENDATIONS19Voltage of Decoupling Capacitor19Current Requirement of 12V Power Supply19VREG Pin19VDD Pin19OTW Pin19FAULT Pin19OC_ADJ Pin19PWM_X and RESET_X Pins19Mode Select Pins19Output Inductor Selection20PCB LAYOUT RECOMMENDATION20PCB Material Recommendation20Ground Plane20Decoupling Capacitor20AGND20Current Shunt Resistor21PCB LAYOUT EXAMPLE21THERMAL INFORMATION24DRV8312 Thermal Via Design Recommendation24Revision History25文件大小： 1.5 MB页数： 35Language: English打开用户手册
