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Product Overview
The LM2853MH-1.0/NOPB is a high-performance step-down (buck) DC-DC converter from Texas Instruments, designed to deliver a fixed 1.0V output voltage with up to 3A of continuous load current. Housed in a compact 14-lead HTSSOP package with an exposed pad for enhanced thermal dissipation, this device integrates a high-side N-channel MOSFET and a low-side synchronous rectifier, achieving efficiencies up to 95%. It operates over a wide input voltage range of 3V to 5.5V, making it ideal for low-voltage power rails in modern electronic systems.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3V to 5.5V |
| Output Voltage |
1.0V (fixed) |
| Output Current |
3A (max) |
| Switching Frequency |
550 kHz (typical) |
| Efficiency |
Up to 95% |
| Operating Temperature |
-40°C to +125°C |
| Package |
14-HTSSOP (with exposed pad) |
| Protection Features |
Overcurrent, Overtemperature, Undervoltage Lockout |
Key Features
- Integrated 3A synchronous buck regulator with fixed 1.0V output
- Wide input voltage range: 3V to 5.5V
- High efficiency: up to 95%
- 550 kHz fixed switching frequency for small external components
- Internal soft-start reduces inrush current
- Comprehensive protection: overcurrent, overtemperature, and undervoltage lockout
- Thermally enhanced 14-HTSSOP package
Target Applications
- 5G base station power management (e.g., powering FPGA cores)
- Automotive dashboard infotainment systems (e.g., supplying 1.0V to processors)
- Industrial control systems (e.g., PLC I/O modules)
- Networking equipment (e.g., routers, switches)
- Portable electronics (e.g., tablets, handheld instruments)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM2853MH-1.0/NOPB. 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
LM2853MH-1.0/NOPB 是德州儀器(TI)推出的一款高性能降壓(buck)DC-DC 轉換器,可提供固定的 1.0V 輸出電壓,連續負載電流高達 3A。該器件採用緊湊的 14 引腳 HTSSOP 封裝,帶有裸露焊盤以增強散熱性能,內部集成高側 N 溝道 MOSFET 和低側同步整流器,效率高達 95%。其輸入電壓範圍為 3V 至 5.5V,非常適合現代電子系統中的低電壓電源軌。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3V 至 5.5V |
| 輸出電壓 |
1.0V(固定) |
| 輸出電流 |
3A(最大) |
| 開關頻率 |
550 kHz(典型) |
| 效率 |
高達 95% |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
14-HTSSOP(帶裸露焊盤) |
| 保護功能 |
過流、過溫、欠壓鎖定 |
核心特性
- 集成 3A 同步降壓穩壓器,固定 1.0V 輸出
- 寬輸入電壓範圍:3V 至 5.5V
- 高效率:高達 95%
- 550 kHz 固定開關頻率,支持小型外部元件
- 內部軟啟動,減小浪湧電流
- 全面保護:過流、過溫、欠壓鎖定
- 散熱增強的 14-HTSSOP 封裝
典型應用場景
- 5G 基站電源管理(例如為 FPGA 內核供電)
- 汽車儀表盤信息娛樂系統(例如為處理器提供 1.0V 電源)
- 工業控制系統(例如 PLC I/O 模塊)
- 網絡設備(例如路由器、交換機)
- 便攜式電子設備(例如平板電腦、手持儀器)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM2853MH-1.0/NOPB 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
-
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
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WhatsApp: +852 5209 9691 | Email: [email protected]