LP8556SQ-E08/NOPB TI LED Driver | 24-WQFN (4x4) | 40V, 1.5A, Boost

Product Overview

The LP8556SQ-E08/NOPB is a high-efficiency, 40V boost LED driver from Texas Instruments, designed for driving up to 10 series LEDs with a total current of up to 1.5A. It features an integrated 1.5A, 40V power switch and operates at a fixed 1.2MHz switching frequency, enabling small external components. The device supports PWM dimming with a 10,000:1 ratio and offers comprehensive protection features including overvoltage, overcurrent, and thermal shutdown. Housed in a compact 24-WQFN (4x4mm) package, it is ideal for space-constrained applications.

Detailed Technical Specifications

Key Features

• Integrated 40V, 1.5A power switch
• Wide input voltage range: 2.7V to 5.5V
• High efficiency up to 90%
• PWM dimming with 10,000:1 ratio
• Fixed 1.2MHz switching frequency
• Comprehensive protection: OVP, OCP, OTP, UVLO
• Small 24-WQFN (4x4mm) package

Target Applications

• Automotive dashboard and infotainment displays
• 5G base station status indicators
• Industrial control panel backlighting
• Portable medical device displays
• High-end consumer electronics (e.g., smart speakers, gaming monitors)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP8556SQ-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

LP8556SQ-E08/NOPB 是一款來自德州儀器的高效率 40V 升壓 LED 驅動器，專為驅動最多 10 顆串聯 LED 設計，總電流可達 1.5A。它集成了 1.5A、40V 的功率開關，並以固定的 1.2MHz 開關頻率工作，從而實現小型外部元件。該器件支持 10,000:1 的 PWM 調光比，並提供全面的保護功能，包括過壓、過流和熱關斷。採用緊湊的 24-WQFN（4x4mm）封裝，非常適合空間受限的應用。

詳細技術參數

核心特性

• 集成 40V、1.5A 功率開關
• 寬輸入電壓範圍：2.7V 至 5.5V
• 高達 90% 的效率
• 10,000:1 PWM 調光比
• 固定 1.2MHz 開關頻率
• 全面保護：OVP、OCP、OTP、UVLO
• 小型 24-WQFN（4x4mm）封裝

典型應用場景

• 汽車儀表盤和信息娛樂顯示屏
• 5G 基站狀態指示燈
• 工業控制面板背光
• 便攜式醫療設備顯示屏
• 高端消費電子產品（如智能音箱、遊戲顯示器）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP8556SQ-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]