LP3943ISQ/NOPB TI LED Driver | 24-WQFN (4x4) | 16-Channel, I2C

Product Overview

The LP3943ISQ/NOPB is a 16-channel LED driver from Texas Instruments, designed for efficient control of multiple LEDs in various applications. It features an I2C interface for easy communication and is housed in a compact 24-WQFN (4x4 mm) package, making it ideal for space-constrained designs.

Detailed Technical Specifications

Key Features

• 16 independent LED channels with programmable current
• I2C interface with up to 400 kHz clock speed
• Individual PWM dimming for each channel
• Built-in blink and fade patterns
• Low standby current (1 µA typical)
• Over-temperature protection
• Small 4x4 mm QFN package

Target Applications

• 5G base station status indicators
• Automotive dashboard backlighting
• Portable electronics (smartphones, tablets)
• Industrial control panel LEDs
• LED matrix displays

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LP3943ISQ/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

LP3943ISQ/NOPB 是德州儀器（TI）推出的16通道LED驅動器，專為高效控制多個LED設計。它採用I2C接口進行通信，封裝為緊湊的24-WQFN（4x4 mm），非常適合空間受限的設計。

詳細技術參數

核心特性

• 16個獨立LED通道，可編程電流
• I2C接口，時鐘速度最高400 kHz
• 每個通道獨立PWM調光
• 內建閃爍和淡入淡出圖案
• 低待機電流（典型值1 µA）
• 過熱保護
• 小型4x4 mm QFN封裝

典型應用場景

• 5G基站狀態指示燈
• 汽車儀表板背光
• 便攜式電子設備（智能手機、平板電腦）
• 工業控制面板LED
• LED矩陣顯示器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LP3943ISQ/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]