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Product Overview
The LP3853ESX-2.5/NOPB is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments (TI). It delivers a fixed output voltage of 2.5V with a maximum output current of 3A. Housed in a TO-263 (DDPAK-5) package, this device is designed for applications requiring low noise, fast transient response, and high reliability. The LP3853 features a low dropout voltage of typically 0.38V at 3A, making it ideal for post-regulation and powering sensitive analog and digital loads.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
2.5V (Fixed) |
| Output Current |
3A (Max) |
| Dropout Voltage |
0.38V (Typ at 3A) |
| Input Voltage Range |
2.5V to 7V |
| Line Regulation |
0.04% (Typ) |
| Load Regulation |
0.08% (Typ) |
| Output Noise |
30 µVrms (10 Hz to 100 kHz) |
| PSRR |
60 dB (at 1 kHz) |
| Operating Temperature |
-40°C to +125°C |
| Package |
TO-263 (DDPAK-5) |
Key Features
- Low dropout voltage: 0.38V typical at 3A
- Low output noise: 30 µVrms
- High PSRR: 60 dB at 1 kHz
- Fast transient response
- Enable pin for power sequencing
- Overcurrent and thermal protection
- Stable with low ESR output capacitors (10 µF ceramic)
Target Applications
- 5G base station power management
- Automotive dashboard and infotainment systems
- Industrial control and automation
- FPGA and DSP core power supplies
- Medical imaging equipment
- High-end audio equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3853ESX-2.5/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
LP3853ESX-2.5/NOPB 是德州儀器(TI)推出的一款高性能低壓差穩壓器(LDO)。它提供固定的 2.5V 輸出電壓,最大輸出電流為 3A。採用 TO-263(DDPAK-5)封裝,適用於需要低噪聲、快速瞬態響應和高可靠性的應用。LP3853 在 3A 負載下的典型壓差僅為 0.38V,非常適合後級穩壓和為敏感模擬及數字負載供電。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
2.5V(固定) |
| 輸出電流 |
3A(最大) |
| 壓差電壓 |
0.38V(典型值,3A 時) |
| 輸入電壓範圍 |
2.5V 至 7V |
| 線性調整率 |
0.04%(典型值) |
| 負載調整率 |
0.08%(典型值) |
| 輸出噪聲 |
30 µVrms(10 Hz 至 100 kHz) |
| 電源抑制比 |
60 dB(1 kHz 時) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
TO-263(DDPAK-5) |
核心特性
- 低壓差:3A 時典型值 0.38V
- 低輸出噪聲:30 µVrms
- 高電源抑制比:1 kHz 時 60 dB
- 快速瞬態響應
- 使能引腳,支持電源排序
- 過流和過熱保護
- 可使用低 ESR 輸出電容(10 µF 陶瓷電容)穩定工作
典型應用場景
- 5G 基站電源管理
- 汽車儀表盤及信息娛樂系統
- 工業控制與自動化
- FPGA 和 DSP 核心供電
- 醫療影像設備
- 高端音頻設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3853ESX-2.5/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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