Brushless Dc Motor Controller Brushless Motor Driver Board Without Hall

feature: *Note that the positive and negative wires on the board are wrong. Negative means positive and right means negative. If you don’t know the wiring ask us for a wiring diagram first. Don’t connect them randomly. If the positive and negative wires are connected incorrectly the motherboard will be burned. *Size: length 4.5cm*width 3.2cm*height 1.1cm *Statement: If your motor is a low-speed motor even if you use a high-speed drive board you cannot achieve high speed. If your motor is a high-speed motor please be sure to choose a high-speed drive board otherwise the motor speed will not increase. Please Let’s choose the right drive board for your motor. Hard drive motor drive field test video (with disk) http://www.tudou.com/programs/view/UiZow5UgEoo/ *In order to drive the motor better and more efficiently this driver board is divided into 4 specifications. 1. 12V ordinary working voltage range 7.5V---18V maximum speed 3000 rpm 2. 12V high speed working voltage range 7.5V---18V maximum speed up to 50 000 rpm *This baby is relatively small and suitable for placement in various DIY electronic devices. Specification: Product Name: Brushless Hallless Motor Driver (Board) Model: JYQD_BLDC_V6.4B Working voltage: DC 7.5V--18V Drive current: ≤3A Speed regulating voltage: 0.25V--5V Speed range: 5%--100% Steering control: Yes Soft commutation function: Yes interface: The input terminal is HX25003-4A The output terminal is HX25003-5A Package includes: 1*motherboard 1*line 1*potentiometer