L99LDLH32TR ST LED Driver | 48-VFQFPN (7x7) | 32 Channels, Automotive

Product Overview

The L99LDLH32TR is a highly integrated 32-channel constant current LED driver from STMicroelectronics, designed for automotive lighting applications. It features advanced diagnostics, PWM dimming, and a wide input voltage range, making it ideal for exterior and interior lighting systems. The device is housed in a compact 48-VFQFPN (7x7) package, offering high power density and thermal performance.

Detailed Technical Specifications

Key Features

• 32 constant current outputs with up to 100 mA each
• Wide input voltage range (4.5 V to 40 V) for automotive systems
• Integrated PWM dimming for brightness control
• Advanced diagnostics: open/short LED detection, thermal warning and shutdown
• SPI interface for configuration and fault reporting
• Low quiescent current in standby mode
• Robust protection: overvoltage, undervoltage, overtemperature

Target Applications

• Automotive exterior lighting: headlamps, tail lights, turn signals
• Automotive interior lighting: dashboard backlighting, ambient lighting
• 5G base station indicator lights
• Industrial LED signage and displays

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L99LDLH32TR. 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

L99LDLH32TR 是意法半導體推出的高度集成32通道恆流LED驅動器，專為汽車照明應用設計。它具有先進的診斷功能、PWM調光以及寬輸入電壓範圍，適用於外部和內部照明系統。該器件採用緊湊的48-VFQFPN（7x7）封裝，提供高功率密度和熱性能。

詳細技術參數

核心特性

• 32個恆流輸出，每通道最高100 mA
• 寬輸入電壓範圍（4.5 V 至 40 V），適用於汽車系統
• 集成PWM調光，實現亮度控制
• 先進診斷：LED開路/短路檢測，熱警告和關斷
• SPI接口用於配置和故障報告
• 待機模式下低靜態電流
• 強大的保護：過壓、欠壓、過溫

典型應用場景

• 汽車外部照明：前照燈、尾燈、轉向燈
• 汽車內部照明：儀表板背光、氛圍燈
• 5G基站指示燈
• 工業LED標牌和顯示器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L99LDLH32TR 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]