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Product Overview
The LP3855ESX-5.0/NOPB is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments, offering a fixed 5.0V output with a maximum current of 1.5A. Housed in a TO-263 (DDPAK-5) package, this device is designed for applications requiring low noise, fast transient response, and excellent line and load regulation. With a dropout voltage of only 310mV at full load, it is ideal for powering sensitive analog and digital circuits in industrial, automotive, and telecommunications systems.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
5.0V (Fixed) |
| Output Current |
1.5A (Max) |
| Dropout Voltage |
310mV (Typ at 1.5A) |
| Input Voltage Range |
2.5V to 7.0V |
| Output Voltage Accuracy |
±1.5% |
| Quiescent Current |
3.0mA (Typ) |
| PSRR |
60dB at 1kHz |
| Operating Temperature |
-40°C to +125°C |
| Package |
TO-263 (DDPAK-5) |
Key Features
- Fixed 5.0V output with ±1.5% accuracy
- Low dropout voltage: 310mV at 1.5A
- High output current: 1.5A
- Low quiescent current: 3.0mA
- Excellent line and load transient response
- Output noise: 30µVrms (10Hz to 100kHz)
- Enable pin for power sequencing
- Overcurrent and thermal shutdown protection
- Wide operating temperature range: -40°C to +125°C
Target Applications
- 5G base station power management
- Automotive infotainment and dashboard systems
- Industrial control and automation
- Medical imaging equipment
- FPGA and DSP core supplies
- Telecommunications infrastructure
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3855ESX-5.0/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
LP3855ESX-5.0/NOPB 是德州儀器(TI)推出的一款高性能低壓差(LDO)穩壓器,提供固定的5.0V輸出,最大電流1.5A。採用TO-263(DDPAK-5)封裝,適用於需要低噪聲、快速瞬態響應以及優異線性和負載調節率的應用。在滿載條件下,壓差電壓僅為310mV,非常適合為工業、汽車和電信系統中的敏感模擬和數字電路供電。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
5.0V(固定) |
| 輸出電流 |
1.5A(最大) |
| 壓差電壓 |
310mV(典型值,1.5A時) |
| 輸入電壓範圍 |
2.5V 至 7.0V |
| 輸出電壓精度 |
±1.5% |
| 靜態電流 |
3.0mA(典型值) |
| 電源抑制比 |
60dB(1kHz時) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
TO-263(DDPAK-5) |
核心特性
- 固定5.0V輸出,精度±1.5%
- 低壓差:1.5A時310mV
- 高輸出電流:1.5A
- 低靜態電流:3.0mA
- 優異的線性和負載瞬態響應
- 輸出噪聲:30µVrms(10Hz至100kHz)
- 使能引腳,用於電源排序
- 過流和熱關斷保護
- 寬工作溫度範圍:-40°C 至 +125°C
典型應用場景
- 5G基站電源管理
- 汽車信息娛樂和儀表板系統
- 工業控制與自動化
- 醫療成像設備
- FPGA和DSP核心供電
- 電信基礎設施
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3855ESX-5.0/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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