LP55281TLX/NOPB TI LED Driver | 36-DSBGA | 9-Channel, I2C, 5.5V

Product Overview

The LP55281TLX/NOPB is a high-performance, 9-channel LED driver from Texas Instruments, designed for portable and consumer electronics. It integrates a programmable charge pump and I2C-compatible interface, enabling efficient control of RGB LEDs, backlighting, and indicator lights. Housed in a compact 36-DSBGA package, it offers a wide input voltage range of 2.7V to 5.5V, making it suitable for battery-powered devices. The device features independent PWM dimming for each channel, programmable current up to 25.5mA per channel, and low quiescent current for extended battery life.

Detailed Technical Specifications

Key Features

• 9 independent LED drivers with programmable current and PWM dimming
• Integrated charge pump for efficient voltage boosting (1x/1.5x/2x)
• I2C interface for easy control and configuration
• Low quiescent current (200 µA typical) for battery-powered applications
• Automatic power-save mode
• Built-in thermal shutdown and overcurrent protection
• Small footprint: 36-bump DSBGA package (2.5mm x 2.5mm)

Target Applications

• Smartphone and tablet display backlighting (e.g., Samsung Galaxy series)
• Portable gaming consoles (e.g., Nintendo Switch)
• Wearable devices (e.g., smartwatches like Apple Watch)
• IoT devices with status indicators (e.g., Amazon Echo Dot)
• Automotive interior lighting (e.g., dashboard indicator lights)
• 5G base station status LEDs

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP55281TLX/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

LP55281TLX/NOPB 是德州儀器（TI）推出的一款高性能9通道LED驅動器，專為便攜式和消費電子產品設計。它集成了可編程電荷泵和I2C兼容接口，能夠高效控制RGB LED、背光和指示燈。器件採用緊湊的36-DSBGA封裝，支持2.7V至5.5V的寬輸入電壓範圍，非常適合電池供電設備。每個通道具有獨立的PWM調光功能，可編程電流高達25.5mA，靜態電流低，可延長電池壽命。

詳細技術參數

核心特性

• 9個獨立LED驅動器，帶可編程電流和PWM調光
• 集成電荷泵，實現高效電壓升壓（1x/1.5x/2x）
• I2C接口，便於控制和配置
• 低靜態電流（典型值200 µA），適用於電池供電應用
• 自動省電模式
• 內置熱關斷和過流保護
• 小尺寸：36焊球DSBGA封裝（2.5mm x 2.5mm）

典型應用場景

• 智能手機和平板電腦顯示背光（例如三星Galaxy系列）
• 便攜式遊戲機（例如任天堂Switch）
• 可穿戴設備（例如Apple Watch智能手錶）
• 帶狀態指示燈的IoT設備（例如亞馬遜Echo Dot）
• 汽車內部照明（例如儀表板指示燈）
• 5G基站狀態LED

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP55281TLX/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]