LM3429MHX/NOPB TI LED Driver | 14-HTSSOP | 40V, 1A, Buck-Boost

Product Overview

The LM3429MHX/NOPB is a versatile, high-voltage, constant-current LED driver from Texas Instruments. It integrates a high-side current sense and a boost/buck-boost controller, capable of driving up to 1A of LED current from an input voltage range of 4.5V to 40V. Housed in a compact 14-HTSSOP package, it offers excellent thermal performance and is ideal for automotive, industrial, and general lighting applications.

Detailed Technical Specifications

Key Features

• Wide input voltage range: 4.5V to 40V
• High-side current sense for accurate LED current regulation
• Integrated boost and buck-boost controller
• Adjustable switching frequency up to 2MHz
• PWM and analog dimming capability
• Comprehensive protection: overvoltage, overcurrent, thermal shutdown
• Small 14-HTSSOP package for space-constrained designs

Target Applications

• Automotive lighting: headlamps, daytime running lights, taillights
• Industrial lighting: high-bay, low-bay, street lighting
• General LED lighting: downlights, spotlights, linear lights
• 5G base station indicator lights
• Dashboard backlighting in automotive and avionics

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM3429MHX/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

LM3429MHX/NOPB 是德州儀器推出的一款多功能、高電壓、恆流 LED 驅動器。它集成了高側電流檢測和升壓/升降壓控制器，可在 4.5V 至 40V 的輸入電壓範圍內驅動高達 1A 的 LED 電流。採用緊湊的 14-HTSSOP 封裝，具有出色的熱性能，適用於汽車、工業和通用照明應用。

詳細技術參數

核心特性

• 寬輸入電壓範圍：4.5V 至 40V
• 高側電流檢測，實現精確的 LED 電流調節
• 集成升壓和升降壓控制器
• 可調開關頻率高達 2MHz
• PWM 和模擬調光能力
• 全面保護：過壓、過流、熱關斷
• 小型 14-HTSSOP 封裝，適合空間受限的設計

典型應用場景

• 汽車照明：前照燈、日間行車燈、尾燈
• 工業照明：工礦燈、低棚燈、路燈
• 通用 LED 照明：筒燈、射燈、線性燈
• 5G 基站指示燈
• 汽車和航空儀表板背光

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM3429MHX/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]