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Product Overview
The L99LD20Q6TR is a high-performance automotive LED driver from STMicroelectronics, designed for advanced lighting systems. It integrates a boost controller and a high-side current source, capable of driving up to 12 LEDs in series. The device operates from a 4.5V to 40V supply, making it suitable for both 12V and 24V automotive systems. Its compact 40-QFN (6x6) package enables space-efficient designs.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 40V |
| Output Current |
Up to 1.5A |
| Switching Frequency |
100kHz to 1MHz |
| LED String Voltage |
Up to 60V |
| Package |
40-QFN (6x6mm) |
| Operating Temperature |
-40°C to +150°C |
| Protection Features |
OVP, OCP, OTP, LED open/short |
Key Features
- Integrated boost controller with high-side current source
- PWM dimming with 1000:1 ratio
- Spread spectrum for EMI reduction
- Fault diagnostics and limp-home mode
- AEC-Q100 qualified
Target Applications
- Automotive headlamps (e.g., matrix LED headlights for Audi A8)
- Daytime running lights (e.g., BMW 3 Series DRL modules)
- Rear combination lamps (e.g., Toyota Camry taillights)
- Interior ambient lighting (e.g., Mercedes-Benz S-Class cabin)
- 5G base station indicator lights
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
L99LD20Q6TR. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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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.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
L99LD20Q6TR 是意法半導體推出的高性能汽車級 LED 驅動器,專為先進照明系統設計。它整合了升壓控制器和高側電流源,可驅動多達 12 顆串聯 LED。器件工作電壓範圍為 4.5V 至 40V,適用於 12V 和 24V 汽車系統。緊湊的 40-QFN(6x6)封裝有助於節省空間的設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 40V |
| 輸出電流 |
高達 1.5A |
| 開關頻率 |
100kHz 至 1MHz |
| LED 串電壓 |
高達 60V |
| 封裝 |
40-QFN(6x6mm) |
| 工作溫度 |
-40°C 至 +150°C |
| 保護功能 |
過壓、過流、過溫、LED 開路/短路 |
核心特性
- 集成升壓控制器與高側電流源
- PWM 調光,對比度 1000:1
- 展頻技術降低 EMI
- 故障診斷與跛行模式
- 通過 AEC-Q100 認證
典型應用場景
- 汽車前大燈(例如奧迪 A8 矩陣式 LED 頭燈)
- 日間行車燈(例如寶馬 3 系 DRL 模塊)
- 後組合燈(例如豐田凱美瑞尾燈)
- 車內氛圍燈(例如奔馳 S 級座艙)
- 5G 基站指示燈
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 L99LD20Q6TR 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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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。
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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。
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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。
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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。
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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。
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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。
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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。
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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。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]