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Our company RAMSUN can provide a complete set of flexible and diverse 8-bit MCU microcontroller product solutions according to market demand. We provide software and hardware technical support to build a simple, fast and efficient IoT application development platform. IoT applications, home automation, medical, sports fitness monitoring and other wearable smart devices can be customized for customers.

8-bit MCU product solutions


Electric Wrench	Lawn Mower	Air Purifier	Hand Warmer	High Speed Blender	Robotic Sweeper	Electric Toothbrush	Bluetooth Speaker

Product application case example

Scheme Picture	Product Solutions	Features	Functional Parameters	Use Range	Contact Us
	Lawn Mower	● High motor compatibility ● Excellent startup algorithm, smooth start	● Constant speed, high and low speed selection, slow start, slow brake ● Over-current protection, over-voltage protection, under-voltage protection, locked-rotor protection, forward and reverse switching ● Control mode: non-inductive square wave	● Input voltage: DC42V-DC52V ● Maximum continuous working current: 32A	Contact us for more details
	Electric Wrench	● Excellent startup algorithm, strong wildcard capability ● The initial position of the rotor is obtained by the pulse injection method, and the startup is 100% successful	● Control mode: non-inductive square wave ● Over current protection, over voltage protection, under voltage protection, locked rotor protection ● Electronic brake, LED working status indication	● Input voltage: DC18V±20% ● Maximum continuous working current: 18A ● Motor: BLDC motor without Hall sensor	Contact us for more details
	Robotic Sweeper	● Large starting torque, short starting time and zero start failure ● The motor runs smoothly with low noise ● Smooth forward and reverse switching	● Control mode: Inductive FOC control ● Protection functions: overvoltage and undervoltage protection, software and hardware overcurrent protection, ● Stall protection, phase loss protection, phase line short circuit protection	● Voltage range: 14-20V ● Speed range: 500-6000RPM ● Closed loop mode: speed closed loop	Contact us for more details
	Air Purifier	● Optimized starting algorithm ● Low noise, high efficiency, long life	● Control mode: FOC sinusoidal vector control ● Over current protection, over voltage protection, under voltage protection, locked rotor protection	● Input voltage: AC220V±20% ● Maximum continuous working current: 1.25A ● Motor: brushless BLDC motor	Contact us for more details

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