L9651-TR ST Automotive Quad Half-Bridge Driver | PowerSO-20 | 40V, 1.5A

Product Overview

The L9651-TR is a monolithic quad half-bridge driver designed by STMicroelectronics for automotive and industrial applications. It integrates four independent half-bridge outputs capable of driving resistive, inductive, and capacitive loads. Housed in a PowerSO-20 package, it offers excellent thermal performance and space-saving design. The device operates from a supply voltage up to 40V and delivers up to 1.5A per channel, making it suitable for DC motor control, solenoid actuation, and relay replacement.

Detailed Technical Specifications

Key Features

• Four independent half-bridge drivers
• Low RDS(on) for reduced power dissipation
• Integrated freewheeling diodes
• Diagnostic functions via SPI interface
• Cross-conduction protection
• Standby mode with low quiescent current

Target Applications

The L9651-TR is ideal for automotive systems such as electric power steering (EPS), engine cooling fans, fuel pumps, and HVAC actuators. In industrial settings, it can be used for robotic arm control, conveyor belt motors, and solenoid valves. Specific examples include 5G base station antenna tilt control, automotive dashboard stepper motors, and industrial pump drives.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L9651-TR. 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

L9651-TR 是意法半導體（STMicroelectronics）推出的單片四路半橋驅動器，專為汽車和工業應用設計。它集成了四個獨立的半橋輸出，能夠驅動電阻性、電感性和電容性負載。採用 PowerSO-20 封裝，具有優異的熱性能和節省空間的設計。該器件在最高 40V 的電源電壓下工作，每通道可提供高達 1.5A 的電流，適用於直流電機控制、電磁閥驅動和繼電器替代。

詳細技術參數

核心特性

• 四個獨立半橋驅動器
• 低導通電阻，降低功耗
• 集成續流二極管
• 通過 SPI 接口實現診斷功能
• 防止直通短路
• 待機模式，靜態電流低

典型應用場景

L9651-TR 適用於汽車系統，如電動助力轉向（EPS）、發動機冷卻風扇、燃油泵和 HVAC 執行器。在工業領域，可用於機械臂控制、輸送帶電機和電磁閥。具體應用包括 5G 基站天線傾角控制、汽車儀表板步進電機以及工業泵驅動。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L9651-TR 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]