LP5868TMRKPR TI LED Driver | 40-VQFN（5X5） | 48-Channel, 5.5V, I2C

Product Overview

The LP5868TMRKPR is a high-performance 48-channel constant-current LED driver from Texas Instruments, designed for precise current control and flexible dimming in advanced display and lighting applications. Housed in a compact 40-VQFN (5x5 mm) package, it integrates a 5.5V supply, I2C interface, and 8-bit PWM dimming per channel, making it ideal for automotive, industrial, and consumer electronics.

Detailed Technical Specifications

Key Features

• 48 independent constant-current outputs with programmable current from 0.5 mA to 30 mA
• I2C interface with up to 1 MHz clock speed for easy control
• 8-bit PWM dimming per channel for smooth brightness adjustment
• 8-bit global brightness control for overall intensity
• Low quiescent current (2 mA typical) for power-sensitive designs
• Wide operating temperature range (-40°C to +125°C) suitable for harsh environments
• Compact 40-VQFN (5x5 mm) package saves board space
• Built-in fault detection (open/short LED) for enhanced reliability

Target Applications

• Automotive: Dashboard backlighting, infotainment displays, ambient lighting (e.g., Tesla Model 3 interior lighting)
• Industrial: 5G base station status indicators, PLC panel LEDs
• Consumer: Smart home lighting (e.g., Philips Hue), gaming keyboard RGB LEDs
• Medical: Patient monitor display backlighting

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP5868TMRKPR. 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

LP5868TMRKPR 是德州儀器（TI）推出的高性能48通道恆流LED驅動器，專為先進顯示和照明應用中的精確電流控制與靈活調光而設計。採用緊湊的40-VQFN（5x5 mm）封裝，集成5.5V電源、I2C接口和每通道8位PWM調光，適用於汽車、工業和消費電子領域。

詳細技術參數

核心特性

• 48路獨立恆流輸出，電流可編程範圍0.5 mA至30 mA
• I2C接口，時鐘頻率最高1 MHz，便於控制
• 每通道8位PWM調光，實現平滑亮度調節
• 8位全局亮度控制，調節整體亮度
• 低靜態電流（典型值2 mA），適合功耗敏感設計
• 寬工作溫度範圍（-40°C至+125°C），適用於惡劣環境
• 緊湊的40-VQFN（5x5 mm）封裝，節省電路板空間
• 內置故障檢測（LED開路/短路），增強可靠性

典型應用場景

• 汽車：儀表盤背光、信息娛樂顯示、氛圍燈（例如特斯拉Model 3內飾照明）
• 工業：5G基站狀態指示燈、PLC面板LED
• 消費：智能家居照明（例如Philips Hue）、遊戲鍵盤RGB LED
• 醫療：病人監護儀顯示背光

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP5868TMRKPR 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]