DMOS Microstepping Driver with Translator and Overcurrent Protection

The A4988 is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, eighth-, and sixteenth-step modes, with an output drive capacity of up to 35 V and ±2 A. The A4988 includes a fixed of

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DMOS Microstepping Driver with Translator And Overcurrent Protection

The A4988 is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, eighth-, and sixteenth-step modes, with an output drive capacity of up to 35 V and ±2 A. The A4988 includes a fixed of

文件：388.9 Kbytes 頁(yè)數(shù)：20 Pages

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帶轉(zhuǎn)換器和過流保護(hù)的 DMOS 微步驅(qū)動(dòng)器

A4988 是一款完全的微步電動(dòng)機(jī)驅(qū)動(dòng)器，帶有內(nèi)置轉(zhuǎn)換器，易于操作。該產(chǎn)品可在全、半、1/4、1/8 及 1/16 步進(jìn)模式時(shí)操作雙極步進(jìn)電動(dòng)機(jī)，輸出驅(qū)動(dòng)性能可達(dá) 35?V 及 ±2? A。A4988 包括一個(gè)固定關(guān)斷時(shí)間電流穩(wěn)壓器，該穩(wěn)壓器可在慢或混合衰減模式下工作。 \n\n轉(zhuǎn)換器是 A4988 易于實(shí)施的關(guān)鍵。只要在“步進(jìn)”輸入中輸入一個(gè)脈沖，即可驅(qū)動(dòng)電動(dòng)機(jī)產(chǎn)生微步。無須進(jìn)行相位順序表、高頻率控制行或復(fù)雜的界面編程。A4988 界面非常適合復(fù)雜的微處理器不可用或過載的應(yīng)用。 \n\n在微步運(yùn)行時(shí)，A4988 內(nèi)的斬波控制可自動(dòng)選擇電流衰減模式（慢或混合）。在混合衰減模式下，該器件初始設(shè)置 ? 低 RDS(開) 輸出 \n? 自動(dòng)電流衰減模式檢測(cè)/選擇 \n? 混合與慢電流衰減模式 \n? 對(duì)低功率耗散同步整流 \n? 內(nèi)部 UVLO \n? 交叉電流保護(hù) \n? 3.3 及 5?V 兼容邏輯電源 \n? 過熱關(guān)機(jī)電路 \n? 接地短路保護(hù) \n? 加載短路保護(hù) \n? 五個(gè)可選的步進(jìn)模式：全、 1/2、1/4、1/8 及 1/16 ;

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DMOS Microstepping Driver with Translator And Overcurrent Protection

The A4988 is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, eighth-, and sixteenth-step modes, with an output drive capacity of up to 35 V and ±2 A. The A4988 includes a fixed of

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絲?。?a target="_blank" title="Marking" href="/4988et/marking.html">4988ET；Package：QFN-285x5；DMOS Microstepping Driver with Translator and Overcurrent Protection

The A4988 is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, eighth-, and sixteenth-step modes, with an output drive capacity of up to 35 V and ±2 A. The A4988 includes a fixed of

文件：377.3 Kbytes 頁(yè)數(shù)：19 Pages

ALLEGRO

A4988: 帶轉(zhuǎn)換器和過流保護(hù)的 DMOS 微步驅(qū)動(dòng)器 A4988 采用表面安裝 QFN 封裝 (ET),尺寸為 5 mm × 5 mm, 標(biāo)稱整體封裝高度為 0.90 mm ，并帶有外露散熱板以增強(qiáng)散熱功能。該封裝為無鉛封裝（后綴 –T），采用 100% 霧錫電鍍引腳框。

文件：643.996 Kbytes 頁(yè)數(shù)：20 Pages

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ALLEGRO/雅麗高　A4988SETTR-T　 帶轉(zhuǎn)換器和過流保護(hù)的MOS驅(qū)動(dòng)　技術(shù)參數(shù)

文件：958.538 Kbytes 頁(yè)數(shù)：20 Pages

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PDF上傳者：深圳市佳杰偉業(yè)科技有限公司

BIPOLAR STEPPING MOTOR DRIVER IC

文件：2.02336 Mbytes 頁(yè)數(shù)：39 Pages

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Package：28-VFQFN 裸露焊盤；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 功能：驅(qū)動(dòng)器 - 全集成，控制和功率級(jí) 類別：集成電路（IC） 電機(jī)驅(qū)動(dòng)器，控制器 描述：IC MTR DRVR BIPOLAR 3-5.5V 28QFN

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