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Product Overview
The LM2703MF-ADJ/NOPB is a high-efficiency, step-up (boost) DC-DC converter from Texas Instruments, designed for portable and battery-powered applications. It operates from an input voltage range of 2.2V to 12V and provides an adjustable output voltage up to 20V. Housed in a compact SOT-23-5 package, this device delivers up to 600mA output current with a switching frequency of 1.25MHz, enabling small external components. Its low quiescent current of 85µA makes it ideal for power-sensitive designs.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.2V to 12V |
| Output Voltage Range |
Adjustable up to 20V |
| Output Current |
Up to 600mA |
| Switching Frequency |
1.25MHz |
| Quiescent Current |
85µA (typical) |
| Efficiency |
Up to 90% |
| Package |
SOT-23-5 |
| Operating Temperature |
-40°C to +125°C |
Key Features
- High efficiency up to 90%
- Low quiescent current (85µA)
- Wide input voltage range (2.2V to 12V)
- Adjustable output voltage up to 20V
- 1.25MHz fixed switching frequency
- Internal compensation
- Over-current and thermal protection
- Small SOT-23-5 package
Target Applications
- Battery-powered devices (e.g., smartphones, tablets)
- Portable medical equipment (e.g., glucose meters, pulse oximeters)
- 5G base station power modules
- Automotive dashboard displays
- Industrial sensors and IoT modules
- LED backlight drivers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM2703MF-ADJ/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
LM2703MF-ADJ/NOPB 是德州儀器(TI)推出的一款高效率升壓(Boost)DC-DC轉換器,專為便攜式和電池供電應用設計。其輸入電壓範圍為2.2V至12V,可提供高達20V的可調輸出電壓。採用緊湊的SOT-23-5封裝,該器件在1.25MHz開關頻率下可提供高達600mA的輸出電流,從而實現小型外部元件。85µA的低靜態電流使其非常適合對功耗敏感的設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.2V 至 12V |
| 輸出電壓範圍 |
可調,最高20V |
| 輸出電流 |
最高600mA |
| 開關頻率 |
1.25MHz |
| 靜態電流 |
85µA(典型值) |
| 效率 |
最高90% |
| 封裝 |
SOT-23-5 |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 高效率,最高可達90%
- 低靜態電流(85µA)
- 寬輸入電壓範圍(2.2V至12V)
- 可調輸出電壓,最高20V
- 1.25MHz固定開關頻率
- 內部補償
- 過流和過熱保護
- 小型SOT-23-5封裝
典型應用場景
- 電池供電設備(如智能手機、平板電腦)
- 便攜式醫療設備(如血糖儀、脈搏血氧儀)
- 5G基站電源模塊
- 汽車儀表盤顯示
- 工業傳感器和物聯網模塊
- LED背光驅動器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM2703MF-ADJ/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]