LP5891RRFR TI LED Driver | 76-VQFN(9x9) | 48-Channel, 16-Bit PWM

Product Overview

The LP5891RRFR from Texas Instruments is a high-performance 48-channel constant-current LED driver designed for large-scale LED display applications. It integrates 16-bit PWM control, enabling smooth and accurate grayscale rendering. The device operates with a supply voltage range of 2.7V to 5.5V and supports an output current up to 30mA per channel. Housed in a compact 76-VQFN (9x9) package, it offers excellent thermal performance and space-saving benefits.

Detailed Technical Specifications

Key Features

• 48 constant-current output channels with 16-bit PWM grayscale control
• Adjustable output current via external resistor
• High-speed serial interface with up to 25 MHz clock frequency
• Built-in LED open and short detection
• Thermal shutdown protection
• Low quiescent current in standby mode

Target Applications

• Large-scale LED video walls (e.g., indoor stadium displays, concert screens)
• Outdoor digital signage (e.g., billboards, traffic information boards)
• Automotive lighting (e.g., dashboard indicators, ambient lighting)
• Industrial control panels (e.g., factory automation displays)
• 5G base station status indicators

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP5891RRFR. 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

LP5891RRFR 是德州儀器（TI）推出的一款高性能48通道恒流LED驅動器，專為大規模LED顯示應用設計。它集成16位PWM控制，可實現平滑精確的灰階顯示。器件工作電壓範圍為2.7V至5.5V，每通道輸出電流高達30mA。採用緊湊的76-VQFN（9x9）封裝，散熱性能優異且節省空間。

詳細技術參數

核心特性

• 48路恒流輸出通道，16位PWM灰階控制
• 通過外部電阻可調輸出電流
• 高速串行接口，時鐘頻率高達25 MHz
• 內置LED開路和短路檢測
• 過熱關斷保護
• 待機模式下低靜態電流

典型應用場景

• 大型LED視頻牆（如室內體育館顯示屏、演唱會屏幕）
• 戶外數字標牌（如廣告牌、交通信息板）
• 汽車照明（如儀表板指示燈、環境照明）
• 工業控制面板（如工廠自動化顯示屏）
• 5G基站狀態指示燈

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP5891RRFR 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]