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Product Overview
The TPS40140RHHR from Texas Instruments is a highly integrated, dual-phase, synchronous buck controller designed for high-current, low-voltage power supply applications. It operates from an input voltage range of 4.5V to 15V and provides two independent outputs or a single dual-phase output. The device features programmable switching frequency up to 1 MHz, adaptive voltage positioning, and remote sense for accurate regulation. Housed in a compact 36-pin VQFN (6x6 mm) package, it is ideal for space-constrained designs requiring high efficiency and thermal performance.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 15V |
| Output Voltage Range |
0.7V to 5.5V |
| Output Current per Phase |
Up to 25A |
| Switching Frequency |
250 kHz to 1 MHz |
| Number of Phases |
2 (configurable as dual output or single dual-phase) |
| Operating Temperature |
-40°C to +125°C |
| Package |
36-VQFN (6x6 mm) |
| Control Architecture |
Voltage Mode with Feed-Forward |
| Protection Features |
Overcurrent, Overvoltage, Undervoltage, Thermal Shutdown |
Key Features
- Dual-phase or dual-output operation for flexible power rail design
- Adaptive voltage positioning (AVP) for improved transient response
- Remote sense differential amplifier for accurate output voltage regulation
- Programmable soft-start and sequencing
- Pre-bias startup capability
- Power-good output for monitoring
- Enable and frequency synchronization pins
- RoHS compliant and lead-free
Target Applications
- Telecommunications equipment: 5G base stations, routers, switches
- Networking: servers, storage systems, data centers
- Industrial: motor drives, PLCs, test equipment
- Automotive: infotainment, ADAS, dashboard power supplies
- Consumer electronics: gaming consoles, high-end PCs
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS40140RHHR. 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
TPS40140RHHR 是德州儀器推出的一款高度集成的雙相同步降壓控制器,專為大電流、低電壓電源應用設計。它支持 4.5V 至 15V 的輸入電壓範圍,可提供兩個獨立輸出或單個雙相輸出。該器件具有可編程開關頻率(最高 1 MHz)、自適應電壓定位和遠程檢測功能,以實現精確調節。採用緊湊的 36 引腳 VQFN(6x6 mm)封裝,非常適合需要高效率和高熱性能的空間受限設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 15V |
| 輸出電壓範圍 |
0.7V 至 5.5V |
| 每相輸出電流 |
最高 25A |
| 開關頻率 |
250 kHz 至 1 MHz |
| 相數 |
2(可配置為雙輸出或單雙相) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
36-VQFN(6x6 mm) |
| 控制架構 |
帶前饋的電壓模式 |
| 保護功能 |
過流、過壓、欠壓、熱關斷 |
核心特性
- 雙相或雙輸出操作,靈活設計電源軌
- 自適應電壓定位(AVP),改善瞬態響應
- 遠程檢測差分放大器,實現精確輸出電壓調節
- 可編程軟啟動和時序
- 預偏置啟動能力
- 電源正常輸出,用於監控
- 使能和頻率同步引腳
- 符合 RoHS 標準且無鉛
典型應用場景
- 電信設備:5G 基站、路由器、交換機
- 網絡設備:服務器、存儲系統、數據中心
- 工業:電機驅動、PLC、測試設備
- 汽車:信息娛樂系統、ADAS、儀表板電源
- 消費電子:遊戲主機、高端 PC
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS40140RHHR 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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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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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。
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