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Product Overview
The LP3910SQ-AN/NOPB is a highly integrated power management IC (PMIC) from Texas Instruments, designed for portable and battery-powered applications. It combines multiple voltage regulators, battery charging, and power control functions in a compact 48-WQFN (6x6) package. This device simplifies power system design by providing a complete power solution with high efficiency and low quiescent current.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.7V to 5.5V |
| Number of Outputs |
6 |
| Output Voltage (Buck) |
0.8V to 3.3V |
| Output Current (Buck) |
Up to 1.5A |
| LDO Outputs |
2 (adjustable) |
| Battery Charger |
Li-Ion, up to 1A |
| Switching Frequency |
2.2 MHz |
| Quiescent Current |
20 µA (typical) |
| Operating Temperature |
-40°C to +85°C |
| Package |
48-WQFN (6x6 mm) |
Key Features
- Integrated 2.2 MHz step-down DC-DC converters with up to 95% efficiency
- Two low-dropout linear regulators (LDOs) with low noise
- Li-Ion battery charger with thermal regulation and safety timers
- Dynamic voltage scaling (DVS) support for processor core supply
- I2C interface for configuration and monitoring
- Power-good outputs and enable controls
- Overcurrent, overvoltage, and thermal protection
- Small footprint 48-WQFN package for space-constrained designs
Target Applications
- Portable medical devices (e.g., glucose meters, pulse oximeters)
- Industrial handheld terminals (e.g., barcode scanners, data loggers)
- Consumer electronics (e.g., digital cameras, portable audio players)
- IoT gateways and sensors
- Battery-powered wireless devices (e.g., Bluetooth speakers, smart locks)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3910SQ-AN/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
LP3910SQ-AN/NOPB 是德州儀器(TI)推出的一款高度集成的電源管理 IC(PMIC),專為便攜式和電池供電應用設計。它將多個電壓穩壓器、電池充電和電源控制功能集成在一個緊湊的 48-WQFN(6x6)封裝中。該器件通過提供高效率、低靜態電流的完整電源解決方案,簡化了電源系統設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.7V 至 5.5V |
| 輸出通道數 |
6 |
| 降壓輸出電壓 |
0.8V 至 3.3V |
| 降壓輸出電流 |
最高 1.5A |
| LDO 輸出 |
2 個(可調) |
| 電池充電器 |
鋰離子,最高 1A |
| 開關頻率 |
2.2 MHz |
| 靜態電流 |
20 µA(典型值) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
48-WQFN(6x6 mm) |
核心特性
- 集成 2.2 MHz 降壓 DC-DC 轉換器,效率高達 95%
- 兩個低壓差線性穩壓器(LDO),低噪聲
- 鋰離子電池充電器,帶熱調節和安全計時器
- 支持動態電壓調節(DVS),適用於處理器核心供電
- I2C 接口用於配置和監控
- 電源正常輸出和使能控制
- 過流、過壓和熱保護
- 小型 48-WQFN 封裝,適合空間受限的設計
典型應用場景
- 便攜式醫療設備(如血糖儀、脈搏血氧儀)
- 工業手持終端(如條碼掃描器、數據記錄儀)
- 消費電子產品(如數碼相機、便攜式音頻播放器)
- 物聯網網關和傳感器
- 電池供電的無線設備(如藍牙音箱、智能鎖)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3910SQ-AN/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
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]