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Product Overview
The LP38691QSD-ADJ/NOPB is a high-performance, low-dropout (LDO) linear voltage regulator from Texas Instruments, designed to deliver up to 1A of output current with a dropout voltage as low as 250mV at full load. This device features an adjustable output voltage range from 1.25V to 5.5V, making it suitable for a wide variety of applications. Housed in a compact 6-WSON (3x3mm) package, it offers excellent thermal performance and space-saving benefits. The LP38691 is qualified for automotive applications (AEC-Q100), ensuring reliability in harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Output Voltage (Adjustable) |
1.25V to 5.5V |
| Output Current |
1A |
| Dropout Voltage (Typical at 1A) |
250mV |
| Line Regulation |
0.02%/V |
| Load Regulation |
0.04%/A |
| Quiescent Current |
55µA (typical) |
| PSRR (1kHz) |
60dB |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
6-WSON (3x3mm) |
| Qualification |
AEC-Q100 |
Key Features
- Adjustable output voltage from 1.25V to 5.5V
- High output current capability: 1A
- Low dropout voltage: 250mV typical at 1A
- Low quiescent current: 55µA typical
- Excellent line and load regulation
- High PSRR: 60dB at 1kHz
- Stable with ceramic output capacitors
- Built-in overcurrent and thermal protection
- Automotive grade: AEC-Q100 qualified
- Compact 6-WSON (3x3mm) package
Target Applications
- Automotive infotainment and cluster systems (e.g., dashboard displays, head units)
- Advanced driver-assistance systems (ADAS) modules (e.g., radar sensors, camera modules)
- 5G base station power management (e.g., RF transceivers, FPGAs)
- Industrial control systems (e.g., PLCs, motor drives)
- Portable and battery-powered equipment (e.g., medical devices, handheld instruments)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP38691QSD-ADJ/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
LP38691QSD-ADJ/NOPB 是德州儀器(TI)推出的一款高性能低壓差線性穩壓器(LDO),可提供高達1A的輸出電流,滿載時壓差低至250mV。該器件具有可調輸出電壓範圍(1.25V至5.5V),適用於多種應用。採用緊湊的6-WSON(3x3mm)封裝,具有出色的熱性能和節省空間的優勢。LP38691 通過汽車級認證(AEC-Q100),確保在惡劣環境下的可靠性。
詳細技術參數
| 參數 |
數值 |
| 輸出電壓(可調) |
1.25V 至 5.5V |
| 輸出電流 |
1A |
| 壓差(典型值,1A時) |
250mV |
| 線性調整率 |
0.02%/V |
| 負載調整率 |
0.04%/A |
| 靜態電流 |
55µA(典型值) |
| 電源抑制比(1kHz) |
60dB |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
6-WSON(3x3mm) |
| 認證 |
AEC-Q100 |
核心特性
- 可調輸出電壓:1.25V 至 5.5V
- 高輸出電流能力:1A
- 低壓差:1A時典型值250mV
- 低靜態電流:典型值55µA
- 優異的線性和負載調整率
- 高PSRR:1kHz時60dB
- 可與陶瓷輸出電容穩定工作
- 內置過流和過熱保護
- 汽車級認證:AEC-Q100
- 緊湊的6-WSON(3x3mm)封裝
典型應用場景
- 汽車信息娛樂和儀表系統(例如儀表板顯示器、主機)
- 高級駕駛輔助系統(ADAS)模塊(例如雷達傳感器、攝像頭模塊)
- 5G基站電源管理(例如射頻收發器、FPGA)
- 工業控制系統(例如PLC、電機驅動器)
- 便攜式和電池供電設備(例如醫療設備、手持儀器)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP38691QSD-ADJ/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。
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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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]