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Product Overview
The LP3965ES-1.8 is a low-dropout (LDO) voltage regulator from Texas Instruments, designed to deliver a fixed 1.8V output with a maximum current of 1.5A. Housed in a DDPAK/TO-263-5 package, this device offers excellent line and load regulation, making it suitable for a wide range of applications requiring a stable and efficient power supply. The LP3965ES-1.8 features a low dropout voltage of typically 380mV at full load, enabling operation with minimal input-to-output voltage differential. It also includes built-in protection features such as overcurrent and thermal shutdown, ensuring reliable performance under fault conditions.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
1.8V (Fixed) |
| Output Current |
1.5A (Max) |
| Dropout Voltage |
380mV (Typical at 1.5A) |
| Input Voltage Range |
2.5V to 7V |
| Line Regulation |
0.02% (Typical) |
| Load Regulation |
0.04% (Typical) |
| Quiescent Current |
3mA (Typical) |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
DDPAK/TO-263-5 |
Key Features
- Fixed 1.8V output with 1.5A current capability
- Low dropout voltage: 380mV typical at full load
- Excellent line and load regulation
- Overcurrent and thermal shutdown protection
- Low quiescent current: 3mA typical
- Wide operating temperature range: -40°C to +125°C
- Surface-mount DDPAK/TO-263-5 package for efficient heat dissipation
Target Applications
- 5G base station power management
- Automotive infotainment and dashboard systems
- Industrial control systems
- Networking equipment (routers, switches)
- Portable and battery-powered devices
- FPGA and DSP core voltage supplies
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP3965ES-1.8. Our core advantages include:
-
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.
-
100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
-
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
LP3965ES-1.8 是德州儀器(TI)推出的一款低壓差(LDO)穩壓器,可提供固定的 1.8V 輸出電壓和最大 1.5A 的輸出電流。該器件採用 DDPAK/TO-263-5 封裝,具有優異的線性調整率和負載調整率,適用於需要穩定高效電源的多種應用。LP3965ES-1.8 在滿載時典型壓差僅為 380mV,允許輸入與輸出之間保持較小的電壓差。此外,它還內置過流保護和熱關斷保護功能,確保在故障條件下可靠運行。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
1.8V(固定) |
| 輸出電流 |
1.5A(最大) |
| 壓差電壓 |
380mV(典型值,1.5A 時) |
| 輸入電壓範圍 |
2.5V 至 7V |
| 線性調整率 |
0.02%(典型值) |
| 負載調整率 |
0.04%(典型值) |
| 靜態電流 |
3mA(典型值) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
DDPAK/TO-263-5 |
核心特性
- 固定 1.8V 輸出,電流能力 1.5A
- 低壓差:滿載時典型值 380mV
- 優異的線性調整率和負載調整率
- 過流保護和熱關斷保護
- 低靜態電流:典型值 3mA
- 寬工作溫度範圍:-40°C 至 +125°C
- 表面貼裝 DDPAK/TO-263-5 封裝,散熱良好
典型應用場景
- 5G 基站電源管理
- 汽車信息娛樂系統和儀表板
- 工業控制系統
- 網絡設備(路由器、交換機)
- 便攜式和電池供電設備
- FPGA 和 DSP 核心電壓供電
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP3965ES-1.8 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。
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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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