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1PCS A4988 Stepper Motor Driver Module 3D Printer Polulu StepStick RAMPS RepRap

Product description

无标题文档<br>>Description<br>This product is a breakout board for Allegro’s A4988 DMOS Microstepping Driver with Translator and Overcurrent Protection; please read the A4988 datasheet carefully before using this product.<br>This stepper motor driver lets you to operate bipolar stepper motors in full-, half-, quarter-, eighth-,<br>and sixteenth-step modes, with an output drive capacity of up to 35 V and 2 A.<br>The translator is the key to the easy implementation of the A4988.<br>Simply inputting one pulse on the STEP input drives the motor one microstep.<br>There are no phase sequence tables, high frequency control lines, or complex interfaces to program.<br>The A4988 interface is an ideal fit for applications where a complex microprocessor is unavailable or is overburdened.<br>Features<br>Simple step and direction control interface<br>Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step<br>Adjustable current control lets you set the maximum current output with a potentiometer,<br>which lets you use voltages above your stepper motor’s rated voltage to achieve higher step rates<br>Intelligent chopping control that automatically selects the correct current decay mode<br>(fast decay or slow decay)<br>Over-temperature thermal shutdown, under-voltage lockout, and crossover-current protection<br>Short-to-ground and shorted-load protection<br>Warning<br>Connecting or disconnecting a stepper motor while the driver is powered can destroy the driver.<br>(More generally, rewiring anything while it is powered is asking for trouble.)<br>Package Include:<br>1PCS A4988 Stepper Motor Driver Module 3D Printer Polulu StepStick RAMPS RepRap<br>>Payment<br>We only accept payment through Paypal.<br>Items will go to post within 1-2 business days after payment confirmed.<br>Please leave note in<br>PayPal<br>when making the payment if you have any special request (colors/size).<br>>Shipping<br>USA customers<br>: all items will be shipped to address in buyer’s eBay details via ePacket service of USPS & China Post. We’ll offer tracking number for each package. Tracking info can be traced on USPS system.<br>Customers outside of USA:<br>all items will be shipped to address in buyer’s paypal details via Hong Kong post air mail.<br>Before you bid item, please clear you have noticed below details:<br>7-25 working days: United States<br>10-25 working days: Canada, United Kingdom, Australia, Japan, New Zealand<br>2-5 working weeks: Countries in Western Europe, Southeast Asia, Israel, Korea<br>3-6 working weeks: Russia, Eastern Europe, Mid-East<br>4-7 working weeks: Mexico, South America<br>Because of some post and custom reason, we ship item to worldwide but exclude the following countries and area:<br>AFRICA<br>: All countries in Africa;<br>ASIA<br>: Afghanistan, Bangladesh, Bhutan, Brunei, Cambodia, China, India, Iraq, Kazakhstan, Kyrgyzstan, Laos, Maldives, Mongolia, Nepal, Philippines, Singapore, Tajikistan, Turkey, Turkmenistan, Uzbekistan, Vietnam;<br>Central America and Caribbean;<br>South America<br>: Colombia, Ecuador, Peru;<br>EUROPE<br>: Italy, Moldova, Romania.<br>We are unable to take any responsibility for any custom delay or tax. Reason is because transit time is highly depended and provided by Postal Service (except weekends and holidays).<br>>Contact Us<br>Normally, we leave positive feedback for you once payment received. We are also hope that you can do me the same. Your support will keep us moving forward forever.<br>If you are not satisfied when you receive your item, please return it within 30 days for a replacement or money back. Please contact me before you return it.<br>If the shipping delay happened, we’re willing to pay refund or resend new item(s).<br>