The A4980 is a flexible microstepping motor driver with built-in translator for easy operation.

Description The A4980 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 A4980 can be controlled by simpl

文件：1.041 Mbytes 頁(yè)數(shù)：44 Pages

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汽車(chē)可編程步進(jìn)驅(qū)動(dòng)器

A4980 是一款靈活的微步電動(dòng)機(jī)驅(qū)動(dòng)器，帶有內(nèi)置轉(zhuǎn)換器，易于操作。它采用單芯片解決方案，能夠以全步進(jìn)、半步進(jìn)、四分之一及十六分之一步進(jìn)模式驅(qū)動(dòng)雙極步進(jìn)電動(dòng)機(jī)，工作電壓和電流可達(dá) 28?V 和 ±750?mA。A4980 可使用簡(jiǎn)單的步進(jìn)和方向輸入或通過(guò) SPI 兼容型接口控制，而且還能用于設(shè)置多種整合功能及讀取診斷信息。\n\n電流調(diào)整器通過(guò)編程，能以固定停機(jī)時(shí)間或固定頻率 PWM 工作，并可通過(guò)多種衰減模式降低電動(dòng)機(jī)的可聞噪音和提高步進(jìn)準(zhǔn)確性。而且，相電流表可以通過(guò)串行接口編程，為特定應(yīng)用建立適用的微步進(jìn)電流分布，進(jìn)一步提高電動(dòng)機(jī)的性能。\n\n電動(dòng)機(jī)的所有相電流均通過(guò) DMOS 全橋式裝 ? 典型應(yīng)用 ±750?mA、28?V \n? 自動(dòng)電流衰減模式檢測(cè)/選擇 \n? 同步整流，減少功率耗散 \n? 交叉電流保護(hù) \n? 高溫和低溫警告 \n? SPI 兼容型或簡(jiǎn)單的步進(jìn)和方向運(yùn)動(dòng)控制 \n? 通過(guò) SPI 兼容型串行接口提高可配置性 ;

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The A4980 is a flexible microstepping motor driver with built-in translator for easy operation.

Description The A4980 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 A4980 can be controlled by simpl

文件：1.041 Mbytes 頁(yè)數(shù)：44 Pages

ALLEGRO

The A4980 is a flexible microstepping motor driver with built-in translator for easy operation.

Description The A4980 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 A4980 can be controlled by simpl

文件：1.041 Mbytes 頁(yè)數(shù)：44 Pages

ALLEGRO

Automotive, Programmable Stepper Driver

The A4980 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 A4980 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 ;

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Package：28-SOIC（0.173"，4.40mm 寬）裸露焊盤(pán)；包裝：管件 功能：驅(qū)動(dòng)器 - 全集成，控制和功率級(jí) 類(lèi)別：集成電路（IC） 電機(jī)驅(qū)動(dòng)器，控制器 描述：IC MTR DRV BIPOLR 3-5.5V 28TSSOP

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