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Product Overview
The LP3879SD-1.2/NOPB is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments (TI). It delivers a fixed output voltage of 1.2V with an output current capability of up to 800mA. Housed in an 8-pin WSON (4x4mm) package, this device is designed for space-constrained applications requiring low noise, fast transient response, and high accuracy. The LP3879SD-1.2/NOPB features a low dropout voltage of typically 120mV at full load, making it ideal for battery-powered and post-regulation applications.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
1.2V (Fixed) |
| Output Current |
800mA (Max) |
| Dropout Voltage |
120mV typ @ 800mA |
| Input Voltage Range |
2.5V to 5.5V |
| Output Noise |
30µVrms (10Hz to 100kHz) |
| PSRR |
60dB @ 1kHz |
| Quiescent Current |
1.5mA typ |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-WSON (4x4mm) |
Key Features
- Low dropout voltage: 120mV at 800mA
- Low output noise: 30µVrms
- High PSRR: 60dB at 1kHz
- Fast transient response
- Stable with ceramic capacitors
- Thermal shutdown and current limit protection
- Enable pin for power sequencing
Target Applications
- 5G base station power management (e.g., powering FPGA core voltage)
- Automotive dashboard displays (e.g., infotainment system processor)
- Industrial sensors and IoT modules
- Portable medical devices (e.g., glucose meter)
- Networking equipment (e.g., router SoC)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3879SD-1.2/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
LP3879SD-1.2/NOPB 是德州儀器(TI)推出的一款高性能低壓差線性穩壓器(LDO)。它提供固定的1.2V輸出電壓,最大輸出電流為800mA。採用8引腳WSON(4x4mm)封裝,專為需要低噪聲、快速瞬態響應和高精度的空間受限應用而設計。LP3879SD-1.2/NOPB 在滿載時典型壓差僅為120mV,非常適合電池供電和後級穩壓應用。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
1.2V(固定) |
| 輸出電流 |
800mA(最大) |
| 壓差電壓 |
120mV 典型值 @ 800mA |
| 輸入電壓範圍 |
2.5V 至 5.5V |
| 輸出噪聲 |
30µVrms(10Hz 至 100kHz) |
| 電源抑制比 |
60dB @ 1kHz |
| 靜態電流 |
1.5mA 典型值 |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-WSON(4x4mm) |
核心特性
- 低壓差:800mA 時典型值 120mV
- 低輸出噪聲:30µVrms
- 高電源抑制比:60dB @ 1kHz
- 快速瞬態響應
- 可與陶瓷電容穩定工作
- 過熱關斷和電流限制保護
- 使能引腳,用於電源排序
典型應用場景
- 5G基站電源管理(例如為FPGA內核供電)
- 汽車儀表盤顯示(例如信息娛樂系統處理器)
- 工業傳感器和物聯網模塊
- 便攜式醫療設備(例如血糖儀)
- 網絡設備(例如路由器SoC)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3879SD-1.2/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
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WhatsApp: +852 5209 9691 | Email: [email protected]