DRV8434A-Q1 Automotive Stepper Driver With Integrated Current Sense, 1/256 Microstepping, smart tune and Stall Detection using GPIO pins

1 Features ? AEC-Q100 Qualified for Automotive ? Functional Safety-Capable – Documentation available to aid functional safety system design ? PWM Microstepping Stepper Motor Driver – Simple STEP/DIR Interface – Up to 1/256 Microstepping Indexer ? Integrated Current Sense Functionality – N

文件：2.77382 Mbytes 頁(yè)數(shù)：45 Pages

TI

德州儀器

DRV8434A Stepper Driver With Integrated Current Sense, 1/256 Microstepping, smart tune and Stall Detection using GPIO pins

文件：3.65216 Mbytes 頁(yè)數(shù)：51 Pages

TI

德州儀器

絲?。?strong>DRV8434A；Package：VQFN；DRV8434A Stepper Driver With Integrated Current Sense, 1/256 Microstepping, smart tune and Stall Detection using GPIO pins

文件：3.65216 Mbytes 頁(yè)數(shù)：51 Pages

TI

德州儀器

DRV8434A-Q1 Automotive Stepper Driver With Integrated Current Sense, 1/256 Microstepping, smart tune and Stall Detection using GPIO pins

1 Features ? AEC-Q100 Qualified for Automotive ? Functional Safety-Capable – Documentation available to aid functional safety system design ? PWM Microstepping Stepper Motor Driver – Simple STEP/DIR Interface – Up to 1/256 Microstepping Indexer ? Integrated Current Sense Functionality – N

文件：2.77382 Mbytes 頁(yè)數(shù)：45 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/d8434aq/marking.html">D8434AQ；Package：VQFN；DRV8434A-Q1 Automotive Stepper Driver With Integrated Current Sense, 1/256 Microstepping, smart tune and Stall Detection using GPIO pins

1 Features ? AEC-Q100 Qualified for Automotive ? Functional Safety-Capable – Documentation available to aid functional safety system design ? PWM Microstepping Stepper Motor Driver – Simple STEP/DIR Interface – Up to 1/256 Microstepping Indexer ? Integrated Current Sense Functionality – N

文件：2.77382 Mbytes 頁(yè)數(shù)：45 Pages

TI

德州儀器

DRV8434A Stepper Driver With Integrated Current Sense, 1/256 Microstepping, smart tune and Stall Detection using GPIO pins

文件：3.65216 Mbytes 頁(yè)數(shù)：51 Pages

TI

德州儀器

具有集成式電流感應(yīng)和失速檢測(cè)功能的 48V、2.5A 雙極步進(jìn)電機(jī)驅(qū)動(dòng)器（使用 GPIO 引腳）

DRV8434A 是一款適用于工業(yè)和消費(fèi)類應(yīng)用的步進(jìn)電機(jī)驅(qū)動(dòng)器。該器件由兩個(gè) N 溝道功率 MOSFET H 橋驅(qū)動(dòng)器、一個(gè)微步進(jìn)分度器以及集成電流檢測(cè)功能完全集成。DRV8434A 最高可驅(qū)動(dòng) 2.5A 滿量程輸出電流（取決于 PCB 熱設(shè)計(jì)）。\n\nDRV8434A 采用內(nèi)部電流檢測(cè)架構(gòu)，無(wú)需再使用兩個(gè)外部功率檢測(cè)電阻，可縮小 PCB 面積并降低系統(tǒng)成本。該器件使用內(nèi)部 PWM 電流調(diào)節(jié)方案，該方案采用智能調(diào)優(yōu)紋波控制衰減。智能調(diào)優(yōu)可通過自動(dòng)調(diào)節(jié)實(shí)現(xiàn)出色的電流調(diào)節(jié)性能，并對(duì)電機(jī)變化和老化效應(yīng)進(jìn)行補(bǔ)償和減少電機(jī)的可聞噪聲。\n\n借助簡(jiǎn)單的 STEP/DIR 接口，可通過外部控制器管理步進(jìn) ? PWM 微步進(jìn)電機(jī)驅(qū)動(dòng)器 \n? 最高 1/256 的微步進(jìn)分度器\n? 集成電流檢測(cè)功能 \n? ±4% 滿量程電流精度\n? 智能調(diào)優(yōu)紋波控制衰減\n? 工作電源電壓范圍為 4.5V 至 48V\n? 高電流容量：2.5A 滿量程、1.8A 均方根電流\n? 低電流睡眠模式 (2μA)\n? 小型封裝和外形尺寸 \n? VM 欠壓鎖定 (UVLO)\n? 過流保護(hù) (OCP)\n? 開路負(fù)載檢測(cè) (OL)\n? 故障調(diào)節(jié)輸出 (nFAULT);

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德州儀器

具有集成電流檢測(cè)和失速檢測(cè)功能的汽車級(jí) 48V 2.5A 雙極步進(jìn)電機(jī)驅(qū)動(dòng)器

The DRV8434-Q1 is a stepper motor driver for automotive applications. The device is fully integrated with two N-channel power MOSFET H-bridge drivers, a microstepping indexer, and integrated current sensing. The DRV8434-Q1 is capable of driving up to 2.5A full-scale output current (dependent on PCB AEC-Q100 Qualified for Automotive\n \nFunctional Safety-Capable \n \nDocumentation available to aid functional safety system design\n \n\n \nPWM Microstepping Stepper Motor Driver \n \nSimple STEP/DIR Interface\n \nUp to 1/256 Microstepping Indexer\n \n\n \nIntegrated Current Sense Functionality \n ;

TI

德州儀器

包裝：盒 功能：電機(jī)控制器/驅(qū)動(dòng)器，步進(jìn) 類別：開發(fā)板，套件，編程器 評(píng)估和演示板及套件 描述：DRV8434A STEPPER DRIVERS WITH AN

TI

德州儀器

Package：28-PowerTSSOP（0.173"，4.40mm Width）；包裝：卷帶（TR） 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 MOTOR DRIVER

TI

德州儀器