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Product Overview
The LP38513S-1.8/NOPB is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments (TI). It provides a fixed output voltage of 1.8V with a maximum output current of 3A. Housed in a TO-263 (DDPAK-5) package, this device is designed for applications requiring high efficiency, low noise, and excellent transient response. The LP38513S-1.8/NOPB features a low dropout voltage of typically 0.38V at full load, making it suitable for battery-powered and high-current systems. Its wide input voltage range from 2.5V to 7V allows flexibility in various power supply designs. The device includes enable/shutdown functionality, overcurrent protection, and thermal shutdown for robust operation.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage |
1.8V (Fixed) |
| Output Current |
3A (Max) |
| Dropout Voltage |
0.38V (Typical at 3A) |
| Input Voltage Range |
2.5V to 7V |
| Output Voltage Accuracy |
±1.5% |
| Quiescent Current |
3.5 mA (Typical) |
| PSRR |
60 dB at 1 kHz |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
TO-263 (DDPAK-5) |
Key Features
- Fixed 1.8V output with 3A capability
- Low dropout voltage: 0.38V typical at 3A
- Wide input voltage range: 2.5V to 7V
- High output accuracy: ±1.5%
- Low quiescent current: 3.5 mA typical
- Excellent PSRR: 60 dB at 1 kHz
- Enable/shutdown control
- Overcurrent and thermal protection
- Stable with ceramic output capacitors
- RoHS compliant and lead-free (NOPB)
Target Applications
- 5G base station power management (e.g., powering FPGA cores)
- Automotive infotainment and dashboard systems (e.g., infotainment processor VDD)
- Industrial control systems (e.g., PLC I/O modules)
- Telecommunications equipment (e.g., line cards)
- Medical devices (e.g., portable ultrasound)
- High-end audio equipment (e.g., DAC analog supply)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP38513S-1.8/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.
-
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
LP38513S-1.8/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1.8V輸出電壓,最大輸出電流為3A。採用 TO-263(DDPAK-5)封裝,適用於需要高效率、低噪聲和出色瞬態響應的應用。LP38513S-1.8/NOPB 在滿載時典型壓差僅為0.38V,非常適合電池供電和大電流系統。其寬輸入電壓範圍(2.5V至7V)為各種電源設計提供了靈活性。該器件包含使能/關斷功能、過流保護和熱關斷保護,確保穩定運行。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓 |
1.8V(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 |
| 輸出電壓精度 |
±1.5% |
| 靜態電流 |
3.5 mA(典型值) |
| 電源抑制比 |
60 dB(1 kHz) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
TO-263(DDPAK-5) |
核心特性
- 固定1.8V輸出,3A電流能力
- 低壓差:3A時典型值0.38V
- 寬輸入電壓範圍:2.5V至7V
- 高輸出精度:±1.5%
- 低靜態電流:典型值3.5 mA
- 優異的PSRR:1 kHz時60 dB
- 使能/關斷控制
- 過流和熱保護
- 可與陶瓷輸出電容穩定工作
- 符合RoHS標準,無鉛(NOPB)
典型應用場景
- 5G基站電源管理(例如為FPGA內核供電)
- 汽車信息娛樂和儀表板系統(例如信息娛樂處理器VDD)
- 工業控制系統(例如PLC I/O模塊)
- 電信設備(例如線路卡)
- 醫療設備(例如便攜式超聲)
- 高端音頻設備(例如DAC模擬電源)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP38513S-1.8/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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