L6474HTR ST Stepper Motor Driver | 28-HTSSOP | 7.5V-85V, 3A RMS

Product Overview

The L6474HTR is a fully integrated stepper motor driver from STMicroelectronics, designed for high-performance motion control applications. It features a dual H-bridge architecture capable of driving bipolar stepper motors with up to 3A RMS per phase. The device operates from a supply voltage range of 7.5V to 85V, making it suitable for a wide variety of industrial and automotive applications. The L6474HTR is housed in a compact 28-HTSSOP package, offering excellent thermal performance and space-saving benefits.

Detailed Technical Specifications

Key Features

• Dual H-bridge for bipolar stepper motors
• Advanced current control with adaptive decay
• Programmable microstepping up to 1/128
• SPI interface for configuration and diagnostics
• Step/Direction interface for simple control
• Low RDS(on) for high efficiency
• Comprehensive protection: overvoltage, undervoltage, overcurrent, overtemperature, short-circuit
• Thermally enhanced 28-HTSSOP package

Target Applications

• 3D printers (e.g., Creality Ender series)
• CNC routers (e.g., Shapeoko)
• Robotics (e.g., robotic arms, AGVs)
• Industrial automation (e.g., conveyor belts, pick-and-place machines)
• Textile machinery (e.g., embroidery machines)
• Medical equipment (e.g., syringe pumps, diagnostic scanners)
• 5G base station antenna tilt control
• Automotive dashboard stepper motors

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L6474HTR. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

L6474HTR 是意法半导体（ST）推出的一款全集成步进电机驱动器，专为高性能运动控制应用设计。它采用双H桥架构，能够驱动双极步进电机，每相RMS电流高达3A。器件工作电源电压范围为7.5V至85V，适用于各种工业和汽车应用。L6474HTR 采用紧凑的28-HTSSOP封装，具有出色的热性能和节省空间的优势。

詳細技術參數

核心特性

• 双H桥驱动双极步进电机
• 高级电流控制，自适应衰减
• 可编程微步进，最高1/128
• SPI接口用于配置和诊断
• 步进/方向接口实现简单控制
• 低导通电阻，高效率
• 全面保护：过压、欠压、过流、过温、短路
• 热增强型28-HTSSOP封装

典型應用場景

• 3D打印机（例如创想三维Ender系列）
• CNC雕刻机（例如Shapeoko）
• 机器人（例如机械臂、AGV）
• 工业自动化（例如传送带、贴片机）
• 纺织机械（例如刺绣机）
• 医疗设备（例如注射泵、诊断扫描仪）
• 5G基站天线倾角控制
• 汽车仪表盘步进电机

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L6474HTR 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。
• Escrow 擔保交易：支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。
• BOM 配單與樣板服務：提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。

品質保證與合規

Jasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。

• 100% 原廠正貨：承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。

以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]