A4988 is a complete microstepping motor driver with built-in translator for easy operation<br />Size: 20 * 15mm<br /><br />Brief introduction<br /><br />    A4988 is a complete microstepping motor driver with built-in translator for easy operation. The product is available in whole， half， 1 / 4，1 / 8 and sixteenth-step modes operate bipolar stepper motors， the output drive capability can up to 35 V and ± 2 A. A4988 includes a fixed off-time current regulator， the regulator can operate in slow or mixed decay modes. Converter is key to A4988's easy  implement . <br /><br />    In micro-step operation， the chopping control in the A4988 automatically selects the current decay mode (slow or mixed).<br /><br />     A4988 surface mount QFN package (ES)， a size of 5 mm × 5 mm， on the surface layer containing the radiator， with exposed pad for enhanced thermal dissipation. The package is Pb-free (suffix -T)， with 100% matte tin leadframe plating.<br /><br />Stepper motor drive A4988 containing fins * 1<br />Static bag package<br /><img src="http://img6.eachbuyer.com/x9/p100/eb4326_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb4326_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb4326_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb4326_4.jpg" />