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Product Overview
The TPS62112RSAT is a high-efficiency, synchronous step-down DC-DC converter from Texas Instruments, designed for space-constrained applications. It operates over a wide input voltage range of 3V to 17V and delivers up to 1.5A of continuous output current. The device integrates low RDS(on) MOSFETs and uses a fixed-frequency, peak-current-mode control architecture for excellent line and load regulation. Housed in a compact 16-QFN (4x4 mm) package, it is ideal for portable and industrial systems requiring high power density.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3 V to 17 V |
| Output Voltage Range |
0.9 V to 6 V (adjustable) |
| Output Current |
1.5 A |
| Switching Frequency |
2.25 MHz (typical) |
| Efficiency |
Up to 95% |
| Quiescent Current |
18 µA (typical) |
| Operating Temperature |
-40°C to +85°C |
| Package |
16-QFN (4x4 mm) |
Key Features
- High efficiency: up to 95% over a wide load range
- Low quiescent current: 18 µA (typical) for extended battery life
- Fixed-frequency operation at 2.25 MHz for small external components
- Power Good output for sequencing and fault indication
- Overcurrent and overtemperature protection
- Adjustable soft-start to reduce inrush current
- Small 16-QFN (4x4 mm) package for space-constrained designs
Target Applications
- 5G base station power supplies (e.g., remote radio unit)
- Automotive dashboard and infotainment systems
- Industrial sensors and actuators
- Portable medical devices (e.g., patient monitor)
- Battery-powered equipment (e.g., handheld terminals)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS62112RSAT. 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
TPS62112RSAT 是德州儀器(TI)推出的一款高效率、同步降壓 DC-DC 轉換器,專為空間受限的應用設計。它可在 3V 至 17V 的寬輸入電壓範圍內工作,並提供高達 1.5A 的連續輸出電流。該器件集成了低導通電阻 MOSFET,並採用固定頻率、峰值電流模式控制架構,具有出色的線性和負載調節能力。採用緊湊的 16-QFN(4x4 mm)封裝,非常適合需要高功率密度的便攜式和工業系統。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3 V 至 17 V |
| 輸出電壓範圍 |
0.9 V 至 6 V(可調) |
| 輸出電流 |
1.5 A |
| 開關頻率 |
2.25 MHz(典型值) |
| 效率 |
高達 95% |
| 靜態電流 |
18 µA(典型值) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
16-QFN(4x4 mm) |
核心特性
- 高效率:在寬負載範圍內高達 95%
- 低靜態電流:典型值 18 µA,延長電池壽命
- 固定頻率工作(2.25 MHz),可使用小型外部元件
- 電源正常輸出,用於排序和故障指示
- 過流和過溫保護
- 可調軟啟動,減小浪湧電流
- 小型 16-QFN(4x4 mm)封裝,適合空間受限設計
典型應用場景
- 5G 基站電源(例如遠端射頻單元)
- 汽車儀表板和資訊娛樂系統
- 工業感測器和執行器
- 便攜式醫療設備(例如病人監護儀)
- 電池供電設備(例如手持終端)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS62112RSAT 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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]