L6474PD ST Motor Driver | PowerSO-36 Slug Up | 8-45V, 7A, microstepping

Product Overview

The L6474PD is a fully integrated stepper motor driver from STMicroelectronics, designed for high-performance motion control applications. It features a dual full-bridge architecture with a low RDS(on) of 0.4 Ω per switch, enabling efficient operation up to 7 A peak current. The device operates from 8 V to 45 V supply voltage and supports microstepping up to 1/128 step. It includes a complete set of protection features such as overcurrent, overtemperature, and undervoltage lockout. The PowerSO-36 Slug Up package ensures excellent thermal dissipation for demanding applications.

Detailed Technical Specifications

Key Features

• Dual full-bridge MOSFET driver with low RDS(on)
• Advanced microstepping control for smooth motion
• Integrated protection: overcurrent, overtemperature, undervoltage
• Stall detection and diagnostic via SPI
• Adjustable decay mode and torque control
• PowerSO-36 package with exposed pad for thermal management

Target Applications

The L6474PD is ideal for precise motion control in applications such as 5G base station antenna tilting, automotive dashboard stepper motors, industrial automation (e.g., CNC routers, 3D printers), medical equipment (e.g., syringe pumps), and robotics (e.g., joint actuators).

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L6474PD. 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

L6474PD 是意法半導體推出的全集成步進電機驅動器，專為高性能運動控制應用設計。它採用雙全橋架構，每個開關的導通電阻低至 0.4 Ω，可在高達 7 A 峰值電流下高效運行。器件工作電壓範圍為 8 V 至 45 V，支持高達 1/128 步的微步進。內置完整的保護功能，包括過流、過溫和欠壓鎖定。PowerSO-36 Slug Up 封裝確保了出色的散熱性能，適用於要求苛刻的應用。

詳細技術參數

核心特性

• 雙全橋 MOSFET 驅動器，低導通電阻
• 先進的微步進控制，實現平穩運動
• 集成保護：過流、過溫、欠壓
• 通過 SPI 進行堵轉檢測和診斷
• 可調節衰減模式和扭矩控制
• PowerSO-36 封裝，帶裸露焊盤，便於熱管理

典型應用場景

L6474PD 適用於需要精確運動控制的場景，例如 5G 基站天線傾角調節、汽車儀表板步進電機、工業自動化（如 CNC 雕刻機、3D 打印機）、醫療設備（如注射泵）以及機器人（如關節執行器）。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L6474PD 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]