SN75477DR TI Peripheral Driver | 8-SOIC | 500mA Output, 50V

Product Overview

The SN75477DR from Texas Instruments is a high-voltage, high-current peripheral driver designed for driving relays, solenoids, and other inductive loads. It features a single-channel output with a maximum current rating of 500 mA and a supply voltage up to 50 V. The device is housed in an 8-pin SOIC package, making it suitable for space-constrained applications. It includes internal clamp diodes for inductive load protection and is compatible with TTL and CMOS logic levels.

Detailed Technical Specifications

Key Features

• Single-channel high-current driver
• Output current up to 500 mA
• Supply voltage up to 50 V
• Internal clamp diodes for inductive load protection
• TTL and CMOS compatible inputs
• Low power consumption
• 8-pin SOIC package for compact designs

Target Applications

• Relay drivers in industrial control systems
• Solenoid drivers for automotive applications
• Stepper motor drivers in 3D printers
• LED drivers for signage and displays
• Actuator control in 5G base station equipment
• Dashboard indicator drivers in automotive clusters

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN75477DR. 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

SN75477DR 是德州儀器 (TI) 的一款高電壓、大電流外設驅動器，專為驅動繼電器、電磁閥和其他感性負載而設計。它具有單通道輸出，最大電流額定值為 500 mA，電源電壓高達 50 V。該器件採用 8 引腳 SOIC 封裝，適合空間受限的應用。它包含用於感性負載保護的內部箝位二極管，並與 TTL 和 CMOS 邏輯電平兼容。

詳細技術參數

核心特性

• 單通道大電流驅動器
• 輸出電流高達 500 mA
• 電源電壓高達 50 V
• 內部箝位二極管，用於感性負載保護
• 兼容 TTL 和 CMOS 輸入
• 低功耗
• 8 引腳 SOIC 封裝，適合緊湊設計

典型應用場景

• 工業控制系統中的繼電器驅動器
• 汽車應用中的電磁閥驅動器
• 3D 打印機中的步進電機驅動器
• 標牌和顯示器中的 LED 驅動器
• 5G 基站設備中的執行器控制
• 汽車儀表盤中的指示燈驅動器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN75477DR 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]