MTD6508
3-Phase Sinusoidal Sensorless Brushless DC Fan Motor Driver
Features Description 180В° Sinusoidal Drive for High Efficiency and Low
Acoustic Noise Position Sensorless BLDC Drivers
(no Hall Effect Sensor required) Integrated Power Transistors Supports 2V to 5.5V Power Supplies Variable Programming Resistor (RPROG) Setting
to fit Motor Constant (KM) Range from 3.25 mV/
Hz to 52 mV/Hz Speed Control through Power Supply Modulation
(PSM) and/or Pulse-Width Modulation (PWM) Built-in Frequency Generator: FG, FG/3 Output
Signal (FG/2 and FG/6 Option are available upon
request) Output PWM Slew Rate Control Programmable
with an External Resistor for Start-up
(Adjustable version) Phase Target Selection for Regulation
(Adjustable Version) Start-up Strength Selection (Adjustable Version) Start-up Output Current Controlled by PWM Output Current Soft Start Built-in Lock-up Protection and Automatic
Recovery Circuit Built-in Overcurrent Limitation Built-in Thermal Shutdown Protection Built-in Overvoltage Protection Low Minimal Start-up Speed for Low-Speed
Operation Packages:
-10-Lead 3 mm x 3 mm x 0.5 mm UDFN
-16-Lead 4 mm x 4 mm x 0.5 mm UQFN
(Adjustable version) The MTD6508 device is a 3-phase, full-wave
sensorless driver for brushless DC (BLDC) motors. It
features a 180В° sinusoidal drive, high torque output and
silent drive. With adaptive features, parameters and a
wide range of power supplies (2V to 5.5V), the
MTD6508 is intended to cover a broad range of motor …
