LM3509SD/NOPB TI LED Driver | 10-SON(3x3) | 40V, 1.5A Boost Converter

Product Overview

The LM3509SD/NOPB from Texas Instruments is a high-voltage, high-frequency boost converter designed for driving LEDs in series. It integrates a 40V, 1.5A switch and operates at a fixed 1.6MHz switching frequency, enabling small external components. The device features PWM brightness control, overvoltage protection, and thermal shutdown. Housed in a compact 10-pin SON (3x3mm) package, it is ideal for space-constrained applications.

Detailed Technical Specifications

Key Features

• Integrated 40V, 1.5A switch
• 1.6MHz fixed switching frequency
• PWM dimming with high contrast ratio
• Overvoltage and overcurrent protection
• Thermal shutdown
• Small 10-SON package (3x3mm)
• Low shutdown current (<1µA)

Target Applications

• Automotive dashboard backlighting
• 5G base station status indicators
• Portable device display backlight
• Industrial control panel lighting
• Medical equipment illumination

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LM3509SD/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

LM3509SD/NOPB 是德州儀器（TI）推出的一款高壓、高頻升壓轉換器，專為串聯 LED 驅動設計。它集成了 40V、1.5A 的開關管，工作頻率固定為 1.6MHz，可實現小型外部元件。該器件支持 PWM 亮度控制、過壓保護和熱關斷功能。採用緊湊的 10 引腳 SON（3x3mm）封裝，適合空間受限的應用。

詳細技術參數

核心特性

• 集成 40V、1.5A 開關管
• 1.6MHz 固定開關頻率
• PWM 調光，高對比度
• 過壓和過流保護
• 熱關斷
• 小型 10-SON 封裝（3x3mm）
• 低關斷電流（<1µA）

典型應用場景

• 汽車儀表盤背光
• 5G 基站狀態指示燈
• 便攜設備顯示屏背光
• 工業控制面板照明
• 醫療設備照明

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LM3509SD/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]