40-V max, 8-A peak, sensorless trapezoidal control 3-phase BLDC motor driver


Product details


Rating Catalog Control method Trapezoidal Control Architecture Integrated FET Control interface 1xPWM, Analog, Serial RDS(ON) (HS + LS) (mOhms) 95 Peak output current (A) 8 Vs (Min) (V) 4.5 Vs ABS (Max) (V) 40 Features Integrated Motor Control, Integrated FETs, Buck Step Down Converter, LDO, Hardware Management I/F, SPI/I2C, Initial Position Detect (IPD), Rotor Lock Protection, Tach/FG Feedback, Slew Rate Adjustment Operating temperature range (C) -40 to 125 open-in-new Find other Brushless DC (BLDC) motor drivers

Package | Pins | Size

VQFN (RGF) 40 35 mm² 7 x 5 open-in-new Find other Brushless DC (BLDC) motor drivers
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Technical documentation

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Type Title Date
* Data sheet MCT8316A High Speed Sensorless Trapezoidal Control Integrated FET BLDC Driver datasheet Aug. 30, 2021
Technical article 3 ways to speed cycle time when designing with brushless-DC motors Sep. 07, 2021
Application note How to Reduce Motor Noise with Code-Free, Sensorless BLDC Motor Drivers Aug. 31, 2021
User guide MCT8316AEVM Evaluation Module User's Guide Aug. 30, 2021
User guide MCT8316A Tuning Guide May 20, 2021
Technical article A basic brushless gate driver design – part 3: integrated vs. discrete half bridges Dec. 16, 2020
Technical article Connectivity helps integrate intelligent motor control on a single MCU Jun. 06, 2018
Technical article Cut the power and complexity of your appliance designs Feb. 06, 2018

Design & development

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Hardware development

document-generic User guide
The MCT8316A is three half-H-bridge integrated MOSFET drivers for sensorless trapezoidal control of a three-phase brushless DC (BLDC) motor for 4.5-V to 35-V,  8-A peak current drive. The MCT8316A integrates a buck regulator that can support 200-mA with programmable regulated supply. EVM (...)
  • GUI available with full configuration & control
  • Sensorless trapezoidal control
  • 4.5-V to 35-V operation with 8-A peak current drive
  • 95mΩ (high-side plus low-side) integrated MOSFETs
  • On-board MSP430 handles connectivity with the PC & GUI

CAD/CAE symbols

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VQFN (RGF) 40 View options

Ordering & quality

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