LP8545SQE/NOPB TI LED Driver | 24-WQFN (4x4) | 45V, 1.5A, PWM Dimming

Product Overview

The LP8545SQE/NOPB is a high-performance, multi-string LED driver from Texas Instruments, designed for backlighting and general illumination applications. It integrates a boost converter with current sinks, supporting up to 6 LED strings with 45V output capability and 1.5A total current. The device features PWM dimming for precise brightness control and operates over a wide input voltage range of 4.5V to 40V. Housed in a compact 24-pin WQFN (4x4 mm) package, it offers excellent thermal performance and space savings.

Detailed Technical Specifications

Key Features

• Integrated boost converter with 45V output
• Up to 6 LED strings with current matching
• PWM dimming with high frequency support
• Wide input voltage range for automotive and industrial
• Comprehensive fault protection (OVP, OCP, OTP, LED fault)
• Small 4x4 mm QFN package

Target Applications

• Automotive dashboard and infotainment displays
• 5G base station indicator panels
• Industrial control panel backlighting
• Medical device displays
• General LED lighting systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP8545SQE/NOPB. 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

LP8545SQE/NOPB 是德州儀器推出的一款高性能多串 LED 驅動器，專為背光照明和通用照明應用設計。它集成了升壓轉換器和電流沉，支持最多 6 串 LED，輸出電壓高達 45V，總電流 1.5A。該器件支持 PWM 調光以實現精確亮度控制，並在 4.5V 至 40V 的寬輸入電壓範圍內工作。採用緊湊的 24 引腳 WQFN（4x4 mm）封裝，提供出色的熱性能和節省空間的優勢。

詳細技術參數

核心特性

• 集成升壓轉換器，輸出 45V
• 最多 6 串 LED，電流匹配
• 支持高頻 PWM 調光
• 寬輸入電壓範圍，適用於汽車和工業
• 全面的故障保護（過壓、過流、過溫、LED 故障）
• 小型 4x4 mm QFN 封裝

典型應用場景

• 汽車儀表盤和信息娛樂顯示屏
• 5G 基站指示面板
• 工業控制面板背光
• 醫療設備顯示屏
• 通用 LED 照明系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP8545SQE/NOPB 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]