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Product Overview
The TPS54239EDDAR from Texas Instruments is a high-efficiency, synchronous step-down DC-DC converter capable of delivering up to 2A of continuous output current. It operates over a wide input voltage range of 4.5V to 28V, making it suitable for a variety of applications including industrial, automotive, and telecommunications. The device integrates low RDS(on) MOSFETs and features a fixed switching frequency of 700kHz, allowing for small external components and reduced solution size. The 8-SO-POWERPAD package enhances thermal performance, enabling reliable operation in demanding environments.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 28V |
| Output Current |
2A |
| Switching Frequency |
700kHz |
| Output Voltage Accuracy |
±1.5% |
| Efficiency |
Up to 95% |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-SO-POWERPAD |
Key Features
- Integrated 200mΩ and 100mΩ MOSFETs for high efficiency
- Adjustable output voltage from 0.8V to 0.9 x VIN
- Internal soft-start reduces inrush current
- Overcurrent and overtemperature protection
- Power-good output for sequencing and fault indication
- Enable pin for power sequencing
- Small solution size with minimal external components
Target Applications
- 5G base station power supplies
- Automotive infotainment and dashboard systems
- Industrial control and automation
- Telecommunications equipment
- Point-of-load regulation for FPGAs and ASICs
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS54239EDDAR. 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
TPS54239EDDAR 是德州儀器推出的一款高效率、同步降壓 DC-DC 轉換器,可提供高達 2A 的連續輸出電流。其輸入電壓範圍為 4.5V 至 28V,適用於工業、汽車和電信等多種應用。該器件集成了低導通電阻 MOSFET,並具有 700kHz 的固定開關頻率,可實現小型外部元件和緊湊的解決方案尺寸。8-SO-POWERPAD 封裝增強了熱性能,確保在惡劣環境下可靠運行。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 28V |
| 輸出電流 |
2A |
| 開關頻率 |
700kHz |
| 輸出電壓精度 |
±1.5% |
| 效率 |
高達 95% |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-SO-POWERPAD |
核心特性
- 集成 200mΩ 和 100mΩ MOSFET,實現高效率
- 可調輸出電壓,範圍從 0.8V 至 0.9 x VIN
- 內部軟啟動,減小浪湧電流
- 過流和過溫保護
- 電源正常輸出,用於時序和故障指示
- 使能引腳,用於電源時序控制
- 小型解決方案尺寸,外部元件少
典型應用場景
- 5G 基站電源
- 汽車信息娛樂和儀表板系統
- 工業控制和自動化
- 電信設備
- FPGA 和 ASIC 的負載點穩壓
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS54239EDDAR 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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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。
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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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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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