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Product Overview
The TPS922054MDMTR is a high-performance, synchronous buck LED driver from Texas Instruments, designed for driving high-brightness LEDs with excellent efficiency and accuracy. It operates from an input voltage range of 4.5V to 40V and delivers up to 1.5A of constant current. The device features integrated power MOSFETs, PWM dimming capability, and a comprehensive set of protection features, making it ideal for automotive and industrial lighting applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 40V |
| Output Current |
Up to 1.5A |
| Switching Frequency |
200kHz to 2.2MHz |
| Dimming Method |
PWM (up to 20kHz) |
| Current Accuracy |
±3% |
| Protection Features |
OVP, OCP, OTP, UVLO |
| Package |
14-VSON (4.5mm x 3mm) |
| Operating Temperature |
-40°C to +125°C |
Key Features
- Integrated 40V, 0.2Ω power MOSFETs
- High efficiency up to 97%
- PWM dimming with high contrast ratio
- Programmable switching frequency
- Cycle-by-cycle current limit
- Thermal shutdown protection
- Small 14-VSON package for space-constrained designs
Target Applications
- Automotive exterior lighting: headlights, daytime running lights (DRLs), turn signals
- Automotive interior lighting: dashboard backlighting, ambient lighting
- Industrial lighting: LED street lights, high-bay lights
- 5G base station indicator lights
- General-purpose constant current LED drivers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS922054MDMTR. 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
TPS922054MDMTR 是德州儀器推出的一款高性能同步降壓 LED 驅動器,專為驅動高亮度 LED 設計,具有出色的效率和精度。其輸入電壓範圍為 4.5V 至 40V,可提供高達 1.5A 的恆定電流。該器件集成了功率 MOSFET、PWM 調光功能以及全面的保護特性,非常適合汽車和工業照明應用。
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 |
200kHz 至 2.2MHz |
| 調光方式 |
PWM(最高 20kHz) |
| 電流精度 |
±3% |
| 保護功能 |
過壓保護、過流保護、過熱保護、欠壓鎖定 |
| 封裝 |
14-VSON(4.5mm x 3mm) |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 集成 40V、0.2Ω 功率 MOSFET
- 效率高達 97%
- PWM 調光,高對比度
- 可編程開關頻率
- 逐週期電流限制
- 熱關斷保護
- 小型 14-VSON 封裝,節省空間
典型應用場景
- 汽車外部照明:前照燈、日間行車燈、轉向燈
- 汽車內部照明:儀表板背光、氛圍燈
- 工業照明:LED 路燈、工礦燈
- 5G 基站指示燈
- 通用恆流 LED 驅動
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS922054MDMTR 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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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
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WhatsApp: +852 5209 9691 | Email: [email protected]