Automotive, Programmable Stepper Driver

Description The A3981 is a flexible microstepping motor driver with built-in translator for easy operation. It is a single-chip solution, designed to operate bipolar stepper motors in full-, half-, quarter- and sixteenth-step modes, at up to 28 V and ±1.4 A. The A3981 can be controlled by simple

Automotive, Programmable Stepper Driver

Description The A3981 is a flexible microstepping motor driver with built-in translator for easy operation. It is a single-chip solution, designed to operate bipolar stepper motors in full-, half-, quarter- and sixteenth-step modes, at up to 28 V and ±1.4 A. The A3981 can be controlled by simple

汽车可编程步进驱动器

A3981 是一款可编程的微步电动机驱动器，带有内置转换器，易于操作。它采用单芯片解决方案，能够以全步进、半步进、四分之一及十六分之一步进模式驱动双极步进电动机，工作电压和电流可达 28 V 和 ±750 mA。A3981 可使用简单的步进和方向输入或通过 SPI 兼容型接口控制，而且还能用于设置多种整合功能及读取诊断信息。\n\n电流调整器通过编程，能以固定停机时间或固定频率 PWM 工作，并可通过多种衰减模式降低电动机的可闻噪音和提高步进准确性。而且，相电流表可以通过串行接口编程，为特定应用建立适用的微步进电流分布，进一步提高电动机的性能。\n\n电动机的所有相电流均通过 DMOS 全桥式 • 典型应用 ±750 mA、28 V \n• 自动电流衰减模式检测/选择 \n• 同步整流，减少功率耗散 \n• 交叉电流保护 \n• 高温和低温警告 \n• SPI 兼容型或简单的步进和方向运动控制 \n• 通过 SPI 兼容型串行接口提高可配置性 \n;

Automotive, Programmable Stepper Driver

Description The A3981 is a flexible microstepping motor driver with built-in translator for easy operation. It is a single-chip solution, designed to operate bipolar stepper motors in full-, half-, quarter- and sixteenth-step modes, at up to 28 V and ±1.4 A. The A3981 can be controlled by simple

Automotive, Programmable Stepper Driver

The A3981 is a flexible microstepping motor driver with built-in translator for easy operation. It is a single-chip solution, designed to operate bipolar stepper motors in full-, half-, quarter- and sixteenth-step modes, at up to 28 V and ±1.4 A. The A3981 can be controlled by simple Step and Direct \n• Low RDS(on) outputs, 0.5 Ω source and sink, typical \n• Mixed, Fast, and Slow current decay modes \n• Internal OVLO, UVLO, and Thermal Shutdown circuitry \n• Short circuit and open load diagnostics \n• Stall detect features \n• Highly configurable via SPI-compatible serial interface \n;

封装/外壳：28-SOIC（0.173"，4.40mm 宽）裸露焊盘 功能：驱动器 - 全集成，控制和功率级 包装：管件 描述：IC MTR DRV BIPOLR 3-5.5V 28TSSOP 集成电路（IC） 电机驱动器，控制器

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General Description The MAX3981 quad equalizer provides compensation for transmission medium losses for four “lanes” of digital NRZ data at a data rate of 3.125Gbps in one package. It is tailor-made for 10Gigabit Ethernet applications that require attenuation of noise and jitter that occur in c

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