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Product Overview
The LP3923TL-VI/NOPB is a highly integrated power management unit (PMU) from Texas Instruments, designed for portable and battery-powered applications. It features four high-efficiency buck converters and eight low-dropout regulators (LDOs) in a compact 30-ball DSBGA package. The device provides a complete power solution for processors, memory, and I/O systems, with programmable output voltages and sequencing.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.7V to 5.5V |
| Number of Buck Converters |
4 |
| Buck Output Voltage Range |
0.8V to 3.3V |
| Buck Output Current per Channel |
Up to 1.2A |
| Number of LDOs |
8 |
| LDO Output Voltage Range |
1.0V to 3.3V |
| LDO Output Current per Channel |
Up to 300mA |
| Switching Frequency |
2.25 MHz (typical) |
| Package |
30-DSBGA (2.5mm x 2.5mm) |
| Operating Temperature Range |
-40°C to +85°C |
Key Features
- Four high-efficiency step-down DC-DC converters with up to 95% efficiency
- Eight low-noise LDOs with high PSRR
- I2C-compatible interface for dynamic voltage scaling and sequencing
- Programmable output voltages and power-up sequencing
- Under-voltage lockout (UVLO) and over-current protection
- Thermal shutdown protection
- Small footprint 30-ball DSBGA package
Target Applications
- Smartphones and tablets (e.g., Samsung Galaxy series, Apple iPad)
- Portable media players (e.g., iPod Touch)
- Wireless headsets and wearables (e.g., Bluetooth earbuds)
- IoT modules (e.g., Nordic nRF52 based devices)
- Battery-powered industrial sensors
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3923TL-VI/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
LP3923TL-VI/NOPB 是德州儀器(TI)推出的一款高度集成的電源管理單元(PMU),專為便攜式和電池供電應用設計。它包含四個高效率降壓轉換器和八個低壓差穩壓器(LDO),採用緊湊的30球DSBGA封裝。該器件為處理器、存儲器和I/O系統提供完整的電源解決方案,具有可編程輸出電壓和上電時序。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.7V 至 5.5V |
| 降壓轉換器數量 |
4 |
| 降壓輸出電壓範圍 |
0.8V 至 3.3V |
| 降壓每通道輸出電流 |
最高 1.2A |
| LDO 數量 |
8 |
| LDO 輸出電壓範圍 |
1.0V 至 3.3V |
| LDO 每通道輸出電流 |
最高 300mA |
| 開關頻率 |
2.25 MHz(典型值) |
| 封裝 |
30-DSBGA(2.5mm x 2.5mm) |
| 工作溫度範圍 |
-40°C 至 +85°C |
核心特性
- 四個高效率降壓DC-DC轉換器,效率高達95%
- 八個低噪聲LDO,具有高電源抑制比
- I2C兼容接口,支持動態電壓調節和時序控制
- 可編程輸出電壓和上電時序
- 欠壓鎖定(UVLO)和過流保護
- 熱關斷保護
- 小尺寸30球DSBGA封裝
典型應用場景
- 智能手機和平板電腦(例如三星Galaxy系列、蘋果iPad)
- 便攜式媒體播放器(例如iPod Touch)
- 無線耳機和可穿戴設備(例如藍牙耳機)
- 物聯網模塊(例如Nordic nRF52設備)
- 電池供電的工業傳感器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3923TL-VI/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:
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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]