要看您产品的设计具体情况,<br />有噪音的原因可能性会很多,<br />我公司是专做步进马达驱动IC的,如果有问题或许可以帮的上,<br />msn:jacky0301@hotmail.com<br />0755-84730806<br />以下是比较常用到的型号跟基本参数,<br />Allegro Current Voltage Motor type Number of bridges<br />L6219DS 750mA 10~45V stepper Dual Full<br />UDN2916B 750mA 10~45V stepper Dual Full<br />A3955SB/SLB 1.5A Vcc~50V 8 step Single Full<br />A3966SLB 650mA Vcc~30V stepper Dual Full<br />A3967SLB 750mA 4.75~30V 8 step Dual Full<br />A3972SB 1.5A 15~50V 32 step Dual Full<br />A3977SED/SLP 2.5A 8~35V 8 step Dual Full<br />A3979SED 2.5A 35V 16 step Dual Full<br />A3980KLP 1.0A 7~50V 16 step Dual Full<br />A2982SLB 2.0A 8~35V stepper Dual Full
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