LM3405XMK/NOPB TI LED Driver | TSOT-23-6 | 1A Output, 2.7-22V Input

Product Overview

The LM3405XMK/NOPB from Texas Instruments is a constant current buck regulator designed for driving high-power LEDs. Housed in a compact TSOT-23-6 package, it delivers up to 1A of output current with excellent accuracy. The device operates over a wide input voltage range of 2.7V to 22V, making it suitable for various power sources. With integrated power MOSFET and current sense, it minimizes external component count, simplifying design and reducing board space.

Detailed Technical Specifications

Key Features

• Integrated 1A power MOSFET and current sense resistor
• Constant current regulation with ±5% accuracy
• High switching frequency (1.6 MHz) enables small external components
• Wide input voltage range supports multiple power sources
• Built-in thermal shutdown and overcurrent protection
• Low shutdown current (<1 µA)

Target Applications

• Automotive lighting: dashboard backlight, headlamps, daytime running lights
• Industrial lighting: LED street lights, high-bay fixtures
• Consumer electronics: LED flash for smartphones, camera modules
• 5G base station: indicator LEDs, status lights
• General purpose constant current LED driver

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM3405XMK/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

LM3405XMK/NOPB 是德州儀器（TI）推出的一款恆流降壓穩壓器，專為驅動高功率 LED 設計。採用緊湊的 TSOT-23-6 封裝，可提供高達 1A 的輸出電流，並具有出色的精度。該器件在 2.7V 至 22V 的寬輸入電壓範圍內工作，適用於多種電源。集成功率 MOSFET 和電流檢測功能，最大限度地減少了外部元件數量，簡化了設計並節省了電路板空間。

詳細技術參數

核心特性

• 集成 1A 功率 MOSFET 和電流檢測電阻
• 恆流調節，精度 ±5%
• 高開關頻率（1.6 MHz）支持小型外部元件
• 寬輸入電壓範圍，支持多種電源
• 內置熱關斷和過流保護
• 低關斷電流（<1 µA）

典型應用場景

• 汽車照明：儀表板背光、前照燈、日間行車燈
• 工業照明：LED 路燈、高天棚燈
• 消費電子：智能手機 LED 閃光燈、相機模塊
• 5G 基站：指示燈、狀態燈
• 通用恆流 LED 驅動

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM3405XMK/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]