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Product Overview
The TMS3637D from Texas Instruments is a high-performance, 3-channel constant-current LED driver designed for automotive and industrial lighting applications. It integrates a 40V rated output, 150mA per channel, and supports PWM dimming with a wide frequency range. The device features built-in fault protection including over-temperature, open-LED, and short-circuit detection, ensuring reliable operation in harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
3 |
| Output Current per Channel |
150 mA (max) |
| Output Voltage Rating |
40 V |
| Supply Voltage Range |
4.5 V to 40 V |
| Dimming Method |
PWM (up to 10 kHz) |
| Fault Protection |
Over-temperature, Open-LED, Short-Circuit |
| Operating Temperature |
-40°C to +125°C |
| Package |
HTSSOP-16 |
Key Features
- 3-channel constant-current LED driver with 150 mA per channel
- Wide input voltage range: 4.5 V to 40 V
- Integrated fault detection and protection
- PWM dimming with high frequency support
- Low quiescent current for energy efficiency
- Thermal shutdown and current limit
Target Applications
- Automotive exterior lighting (e.g., headlamps, tail lights, daytime running lights)
- Interior ambient lighting (e.g., dashboard backlighting, dome lights)
- Industrial signage and display backlighting
- 5G base station status indicators
- LED strips for architectural lighting
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TMS3637D. 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
TMS3637D 是德州儀器推出的一款高性能 3 通道恆流 LED 驅動器,專為汽車和工業照明應用設計。它支援 40V 輸出電壓和每通道 150mA 電流,並提供寬頻率範圍的 PWM 調光功能。該器件內建過溫、開路 LED 和短路檢測等故障保護,確保在惡劣環境下的可靠運行。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
3 |
| 每通道輸出電流 |
150 mA(最大) |
| 輸出電壓額定值 |
40 V |
| 電源電壓範圍 |
4.5 V 至 40 V |
| 調光方式 |
PWM(最高 10 kHz) |
| 故障保護 |
過溫、開路 LED、短路 |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
HTSSOP-16 |
核心特性
- 3 通道恆流 LED 驅動,每通道 150 mA
- 寬輸入電壓範圍:4.5 V 至 40 V
- 集成故障檢測和保護
- 支援高頻 PWM 調光
- 低靜態電流,節能高效
- 熱關斷和電流限制
典型應用場景
- 汽車外部照明(如頭燈、尾燈、日行燈)
- 內部環境照明(如儀表板背光、頂燈)
- 工業標誌和顯示背光
- 5G 基站狀態指示燈
- 建築照明 LED 燈帶
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TMS3637D 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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