MCF8316D-Q1
- AEC-Q100 qualified for automotive applications
- Temperature Grade-1 : –40°C ≤ TA ≤ 125°C
- Three-phase BLDC motor driver with integrated sensorless motor control algorithm
- Code-free Field Oriented Control (FOC)
- Speed, current, power, or voltage control
- Forward and reverse windmilling support
- Configurable power and speed limit
- Lead angle adjustment for high efficiency
- Improved acoustic performance with soft-start, soft-stop and dead time compensation
- Offline motor parameter measurement (MPET)
- Analog, PWM, frequency, or I2C speed input
- Configurable motor start-up and stop options
- Flux weakening for high-speed operation
- Anti-voltage surge (AVS) protection
- 4.5 to 35V operating voltage (40V abs max)
- High output current capability: 8A peak
- Low MOSFET on-state resistance
- RDS(ON) (HS + LS) at TA = 25°C : 95mΩ (typ.)
- Low power sleep mode: Refer
- 5µA (maximum) at VVM = 24V, TA = 25°C
- Speed loop accuracy: 3% with internal clock and 1% with external clock reference
- Configurable EEPROM with R/W security to store device configuration
- Built-in current sensing
- Built-in 3.3V/5V, 170mA buck regulator
- Built-in 3.3V, 20mA LDO regulator
- Dedicated DRVOFF pin to disable (Hi-Z) outputs
- Spread spectrum, PWM dithering, and slew rate for EMI reduction
- Suite of integrated protection features
- Supply under voltage lockout (UVLO)
- Supply over voltage protection (OVP)
- Motor lock detection
- Configurable current limit
- Thermal warning and shutdown (OTW/TSD)
- Fault condition indication pin (nFAULT)
- Optional fault diagnostics over I2C interface
The MCF8316D-Q1 provides a single-chip, code-free sensorless FOC device for driving 12 to 24V brushless-DC motors (BLDC) or Permanent Magnet Synchronous motor (PMSM) up to 8A peak current. The MCF8316D-Q1 integrates three ½-bridges with 40V absolute maximum capability and a very low RDS(ON) of 95mΩ (HS+LS FETs). MCF8316D-Q1 integrates a buck regulator (3.3V/5V, 170mA) and LDO (3.3V, 20mA) that can be used to power external circuits.
The FOC algorithm configuration can be stored in non-volatile EEPROM, which allows the device to operate stand-alone once the device has been configured. The device receives a speed command through a PWM input, analog voltage, variable frequency square wave or I2C command. There are a large number of protection features integrated into the MCF8316D-Q1, intended to protect the device, motor, and system against fault events.
Documentation for reference:
- Refer MCF8316D-Q1 EVM Users Guide
- Refer to the MCF8316D-Q1 EVM GUI
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技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | MCF8316D-Q1 Automotive Sensorless Field Oriented Control (FOC) Integrated FET BLDC Driver datasheet | PDF | HTML | 2025/10/15 |
設計與開發
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MC121EVM — MC121 評估模組
MCF8316DEVM — MCF8316D 評估模組
MCF8316D 評估模組 (EVM) 可讓使用者評估 MCF8316D 馬達驅動器的性能。EVM 包含板載 FTDI 晶片,可將 USB 通訊從 micro-USB 連接器轉換至 UART。板載 MSP430FR2355 微控制器 (MCU) 可將 UART 通訊轉換為控制訊號或 I2C 格式化資料,並傳送至 MCF8316。具備許多使用者可選擇的跨接器、電阻器、連接器和測試點,有助於評估 MCF8316 裝置的眾多功能,並配置裝置的專屬設定。
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| VQFN (RGF) | 40 | Ultra Librarian |