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Product Overview
The LP8866SQDCPRQ1 is a high-performance, automotive-grade LED driver from Texas Instruments, designed for multi-string LED backlighting and lighting applications. It integrates six high-precision current sinks, each capable of driving up to 150 mA, with a wide input voltage range of 4.5 V to 40 V. The device features a boost controller with integrated power FET, spread spectrum for EMI reduction, and comprehensive fault diagnostics. Housed in a 38-pin HTSSOP package with PowerPAD, it ensures excellent thermal performance.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5 V to 40 V |
| Number of Channels |
6 |
| Output Current per Channel |
Up to 150 mA |
| Current Matching Accuracy |
±1% (typical) |
| Switching Frequency |
200 kHz to 2.2 MHz |
| Boost FET Integrated |
Yes |
| Spread Spectrum |
Yes |
| Fault Diagnostics |
LED open/short, overvoltage, overtemperature |
| Package |
38-HTSSOP (PowerPAD) |
| Operating Temperature |
-40°C to +125°C |
| Qualification |
AEC-Q100 |
Key Features
- Six high-precision current sinks with ±1% matching
- Integrated boost controller with internal FET
- Spread spectrum for low EMI
- Comprehensive fault detection (LED open/short, OVP, OTP)
- PWM dimming with phase-shifted operation
- I²C interface for flexible configuration
- Automotive grade (AEC-Q100)
Target Applications
- Automotive infotainment displays (e.g., Tesla Model 3 dashboard)
- Center stack and cluster backlighting
- Head-up display (HUD) LED lighting
- 5G base station status indicator panels
- Industrial control panel backlighting
- Medical device display backlighting
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP8866SQDCPRQ1. Our core advantages include:
-
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
LP8866SQDCPRQ1 是德州儀器推出的一款高性能車規級 LED 驅動器,專為多串 LED 背光及照明應用設計。它集成了六個高精度電流沉,每個可驅動高達 150 mA,輸入電壓範圍為 4.5 V 至 40 V。該器件具有集成功率 FET 的升壓控制器、展頻功能以降低 EMI,以及全面的故障診斷功能。採用 38 引腳 HTSSOP 封裝(帶 PowerPAD),確保優異的熱性能。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5 V 至 40 V |
| 通道數 |
6 |
| 每通道輸出電流 |
最高 150 mA |
| 電流匹配精度 |
±1%(典型值) |
| 開關頻率 |
200 kHz 至 2.2 MHz |
| 集成升壓 FET |
是 |
| 展頻 |
是 |
| 故障診斷 |
LED 開路/短路、過壓、過溫 |
| 封裝 |
38-HTSSOP(PowerPAD) |
| 工作溫度 |
-40°C 至 +125°C |
| 認證 |
AEC-Q100 |
核心特性
- 六路高精度電流沉,匹配精度 ±1%
- 集成升壓控制器及內部 FET
- 展頻功能,低 EMI
- 全面故障檢測(LED 開路/短路、OVP、OTP)
- PWM 調光,支持相位偏移
- I²C 接口,靈活配置
- 車規級(AEC-Q100)
典型應用場景
- 汽車信息娛樂顯示屏(如特斯拉 Model 3 儀表板)
- 中控台和儀表組背光
- 抬頭顯示器(HUD)LED 照明
- 5G 基站狀態指示燈面板
- 工業控制面板背光
- 醫療設備顯示屏背光
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP8866SQDCPRQ1 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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