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Product Overview
The TPS54231DR from Texas Instruments is a 2A, step-down (buck) DC-DC converter with an integrated high-side MOSFET. It operates over a wide input voltage range of 4.5V to 28V and provides excellent efficiency and transient response. The device features Eco-mode for light-load efficiency, internal compensation, and a fixed switching frequency of 570kHz. Housed in an 8-pin SOIC package, it is ideal for space-constrained power supply designs.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 28V |
| Output Current |
2A |
| Switching Frequency |
570kHz (typical) |
| Output Voltage Accuracy |
±1.5% |
| Efficiency (Typical) |
Up to 95% |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-SOIC |
Key Features
- Integrated 200mΩ high-side MOSFET
- Eco-mode for high efficiency at light loads
- Internal compensation simplifies design
- Fixed 570kHz switching frequency
- Enable pin for power sequencing
- Overcurrent and thermal shutdown protection
- Small 8-SOIC package
Target Applications
- 5G base station power supplies
- Automotive dashboard and infotainment systems
- Industrial control and automation
- Consumer electronics (TVs, set-top boxes)
- Distributed power systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS54231DR. 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
TPS54231DR 是德州儀器 (TI) 的一款 2A 降壓型 DC-DC 轉換器,內置高側 MOSFET。它支持 4.5V 至 28V 的寬輸入電壓範圍,並提供出色的效率和瞬態響應。該器件採用 Eco-mode 以實現輕載高效,內部補償,固定開關頻率 570kHz。採用 8 引腳 SOIC 封裝,適合空間受限的電源設計。
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 |
570kHz (典型值) |
| 輸出電壓精度 |
±1.5% |
| 典型效率 |
高達 95% |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-SOIC |
核心特性
- 集成 200mΩ 高側 MOSFET
- Eco-mode 輕載高效
- 內部補償,簡化設計
- 固定 570kHz 開關頻率
- 使能引腳,支持電源排序
- 過流和過熱關斷保護
- 小型 8-SOIC 封裝
典型應用場景
- 5G 基站電源
- 汽車儀表盤和信息娛樂系統
- 工業控制和自動化
- 消費電子 (電視、機頂盒)
- 分布式電源系統
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS54231DR 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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