BLD-300B custom brushless dc motor driver 12C 24V 48V

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Product Overview



BLD-300B custom brushless dc motor driver


Product detail


A. Acceleration and deceleration settings
B. Power protection function (maximum current setting)
C. Easy operation with external potentiometer
D. Speed setting via external analog and PWM

E. Compact size

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Electrical specification


Parameters Min ValueTypical ValueMax ValueUnit
Power supply1248
Output Current
Over voltage protection--5VDC
Under voltage protection---mA
Speed Control Range --20000RPM
Input analog voltage--5VDC
External potentiometrer  10K 


*Limited by themaximun rated speed of the motor

View More Related Driver.

CN5TerminalSingle category Functional Description
DC+Power connectionPower supply positive electrode(12-30VDC) 
DC-Power supply negative electrode( Hall sensor negative electrode)
Motor connection Motor line W phase 
Motor line V  phase 
UMotor line U  phase 
REF+Hall Single BLDC Hall signal power positive pole
HW Hall senor single HW
HV Hall senor single HV
HU Hall senor single HU 
REF-BLDC Hall signal power negative electrode
SVControl single External speed setting signal input terminal; When connecting external potentiometer, The middle terminal connects SV,the other two terminals connect to REF and COM.
ENMotor stop signal port; when EN and COM are disconnected, the motor stops slowly while when they are connected,motor runs.
F/RMotor direction control terminal; F/R is disconnected from COM, the motor rotates clockwise, otherwise the motor rotates anticlockwise
BRKMotor brake stop control signal; BRK and DC- connect in default, when BRK and DC- disconnect, motor brake stops.
 comCommon port(0V)


We are factory direct for sale. OEM/ODM is available. Above are only some typical models. For more information or customized. Please contact us.



FLIER TECH is a professional manufacturer was founded in 2009 in Shenzhen, Factory in PanYu, Guangzhou, who boats 12 years of experience in the motor and controller industry.


Our main products are Brushless DC Motor, Brushless Controller, DC Servo Motor and Controller, Planetary Gear Motors, Worm Gear Motors, Brush DC Motor and AC Motor,BMS... They are widely used in AGV, RGV, Robots, Lifting Equipment, Cleaning Mmachines, Medical Equipment, Cafe Machinery, Packing Machinery, Amusement Game Machines, Automobiles, Industrial Equipment Etc. With a plant area of 4000 square meters, we have the independent design and development capabilities and strong technical force, with an annual output of more than 1 million units.


OEM/DM orders are welcome, FLIER motors had exported to 20 countries until now, including the US, Germany, Italy, UK, Poland, Australia ,Saudi Abrabia, Switzerland, Sweden Japan etc.


We are looking forward to establishing a long-term friendly business relationship with you.



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