STDRIVE101集成电路（IC）的全半桥驱动器规格书PDF中文资料

STDRIVE101属于集成电路（IC）的全半桥驱动器。由意法半导体集团制造生产的STDRIVE101全半桥驱动器器件属于电桥驱动器电源管理集成电路 (PMIC) 系列，包含两个或多个功率晶体管，以及在外部器件控制下将其用作开关所需的电路。这些晶体管通常在内部配置为成对串联连接（称为半桥），因而任意指定晶体管对之间的结点都可以连接至两个电源轨中的任一个。这类器件常用于将控制器件（如微控制器）提供的低电平信号转换为操作执行器（如步进电机或无刷电机）所需的较大功率信号。

特性 Features

• Input voltage from 12 to 28 V DC (Nominally 21 V)

• Output RMS current up to 20A

• The board comprises the following key devices:

– STM32G473CET6: A high-performance Arm®-based Cortex®-M4 32-bit

MCU+FPU in LQFP48 (7x7mm) package. The MCU embeds

trigonometric and arithmetic math accelerators (CORDIC + FMAC),

timers for motor control PWM and dead time generation

– STDRIVE101: triple half-bridge gate driver in VFQFPN (4x4mm) with

inbuilt regulator

– STL220N6F7: six N-channel 60 V, 0.0012 Ω typ., 120 A, STripFET F7

power MOSFET in a PowerFLAT 5x6 package

– L6981NDR: 38 V, 1.5 A synchronous step-down converter in a

PowerSO-8 package

– LDL112: 1.2 A low quiescent current LDO with reverse current protection

in a SO8-batwing package

– TSV912IQ2T: dual rail to rail input/output 8MHz op amp

– BAT54KFILM: 40 V, 300 mA small signal Schottky diodes (single)

– BAT54SWFILM: 40 V, 300 mA small signal Schottky diodes (series)

– 2STR2160: low voltage fast switching PNP power transistor

– 2STR1160: low voltage fast switching NPN power transistor

– 2STR21STPS0560Z: 60 V, 0.25 A power Schottky rectifier

– ESDALC6V1-1U2: single line low capacitance transilTM for ESD

protection is a precision 500 mA regulator

• Hardware features enabling efficient motor control options

– Independent ADCs for 3-phase current sensing through shunts

– 3 ADC channels for back EMF sensing

– Bus voltage sensing

– Hardware over current protection through gate drive

– Option for temperature sensing

– Option for digital hall sensors or encoder inputs

– Option for mounting heat sink

• Empowered with a feature-rich STM32 motor control ecosystem for permanent magnet synchronous

motors (PMSM), brushless DC motors (BLDC)

– Wide configurability via motor control library (MCSDK), associated GUI and profiler

– Sensor less three-shunt or single-shunt vector field oriented control (FOC) algorithm (default)

– Suitable for ST’s high performance STM32 ZeST (zero speed full torque) algorithm, available on

request

– Option for sensor-less or sensored six step algorithm

– Tuning of drive dynamics

– Selection of operating parameters such as switching frequency

– Other parameter values for nominal and fault conditions, for example, over the current threshold

– Torque or speed mode operation

– Fully protected with overcurrent protection, undervoltage lockout and thermal protection

– Configuration examples with ST board designer, the JSON files are also provided

• Wide options for connectivity and user control

– Serial wire debug (SWD) port for debugging/programming

– Communication interfaces for SPI, UART, CAN /I2C pins

– Connector for buttons and trimmer along with one onboard pushbutton switch

• Fault, status LEDs and interface for external LED for illumination

• Options for enhancement with daughter cards

– Connector for mounting daughter board, for example, MEMS sensor board or memory

– Connector for increasing input voltage range by replacement of DC-DC converter

• Test land areas on the board for monitoring important signals or DAC outputs for debugging