LP8556SQE-E08/NOPB TI LED Driver | 24-WQFN (4x4) | 6-Channel, Boost, PWM Dimming

Product Overview

The LP8556SQE-E08/NOPB is a high-efficiency, 6-channel LED driver from Texas Instruments, designed for backlighting applications in LCD displays. It integrates a boost converter with current sinks, supporting up to 40V output voltage. The device features PWM dimming with a wide frequency range and offers excellent current matching accuracy (±1.5%). Housed in a compact 24-WQFN (4x4 mm) package, it is ideal for space-constrained designs.

Detailed Technical Specifications

Key Features

• Integrated boost converter with overvoltage protection
• 6-channel current sinks with ±1.5% matching
• PWM dimming with phase-shifted operation for reduced audible noise
• Automatic power-saving mode (standby current < 1 µA)
• Built-in fault detection (open/short LED, over-temperature)
• I2C interface for flexible control

Target Applications

• LCD backlighting for automotive infotainment displays (e.g., dashboard, center console)
• Industrial control panels and HMI screens
• Medical equipment displays (e.g., patient monitors)
• Portable devices with small-form-factor displays
• 5G base station status indicator panels

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP8556SQE-E08/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

LP8556SQE-E08/NOPB 是德州儀器推出的一款高效率、6通道 LED 驅動器，專為 LCD 顯示器背光應用設計。它集成了升壓轉換器和電流沉，支持高達 40V 的輸出電壓。該器件採用 PWM 調光，頻率範圍寬，並具有出色的電流匹配精度（±1.5%）。採用緊湊的 24-WQFN（4x4 mm）封裝，適合空間受限的設計。

詳細技術參數

核心特性

• 集成升壓轉換器，帶過壓保護
• 6 通道電流沉，匹配精度 ±1.5%
• PWM 調光，相位偏移操作降低可聞噪聲
• 自動節能模式（待機電流 < 1 µA）
• 內置故障檢測（LED 開路/短路、過溫）
• I2C 接口，靈活控制

典型應用場景

• 汽車信息娛樂顯示器背光（如儀表盤、中控屏）
• 工業控制面板和人機界面屏幕
• 醫療設備顯示器（如病人監護儀）
• 便攜式設備的小型顯示器
• 5G 基站狀態指示燈面板

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP8556SQE-E08/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]