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Product Overview
The LP87521SRNFRQ1 is a high-performance power management IC from Texas Instruments, designed for automotive and industrial applications. It integrates four step-down DC/DC converters capable of delivering up to 10A total output current. Housed in a compact 26-pin VQFN-HR package (4.5mm x 4mm), this device offers high efficiency and low quiescent current, making it ideal for space-constrained and power-sensitive designs.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.5V to 5.5V |
| Output Voltage Range |
0.6V to 3.36V |
| Number of Outputs |
4 |
| Output Current per Channel |
Up to 2.5A |
| Total Output Current |
10A |
| Switching Frequency |
2.2MHz (typical) |
| Efficiency |
Up to 95% |
| Quiescent Current |
15µA (typical) |
| Operating Temperature |
-40°C to +125°C |
| Package |
26-VQFN-HR (4.5mm x 4mm) |
Key Features
- Four high-efficiency step-down converters with integrated FETs
- I2C/PMBus interface for dynamic voltage scaling and configuration
- Spread spectrum for reduced EMI
- Overcurrent, overvoltage, and thermal protection
- Power-good output and enable control
- AEC-Q100 qualified for automotive applications
Target Applications
- Automotive infotainment and cluster systems (e.g., dashboard displays, head units)
- Advanced driver-assistance systems (ADAS) like radar modules and camera modules
- 5G base station power management
- Industrial embedded systems and IoT gateways
- Portable and battery-powered devices requiring high efficiency
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP87521SRNFRQ1. 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.
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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
LP87521SRNFRQ1 是德州儀器(TI)推出的一款高性能電源管理 IC,專為汽車和工業應用設計。它集成了四個降壓 DC/DC 轉換器,總輸出電流可達 10A。採用緊湊的 26 引腳 VQFN-HR 封裝(4.5mm x 4mm),該器件具有高效率、低靜態電流等特點,非常適合空間受限且對功耗敏感的設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.5V 至 5.5V |
| 輸出電壓範圍 |
0.6V 至 3.36V |
| 輸出通道數 |
4 |
| 每通道輸出電流 |
最高 2.5A |
| 總輸出電流 |
10A |
| 開關頻率 |
2.2MHz(典型值) |
| 效率 |
最高 95% |
| 靜態電流 |
15µA(典型值) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
26-VQFN-HR(4.5mm x 4mm) |
核心特性
- 四個高效率降壓轉換器,集成 MOSFET
- I2C/PMBus 接口,支持動態電壓調整和配置
- 展頻技術降低 EMI
- 過流、過壓和過熱保護
- 電源正常輸出和使能控制
- 通過 AEC-Q100 汽車級認證
典型應用場景
- 汽車信息娛樂和儀表系統(例如儀表板顯示、主機)
- 高級駕駛輔助系統(ADAS),如雷達模塊和攝像頭模塊
- 5G 基站電源管理
- 工業嵌入式系統和物聯網網關
- 需要高效率的便攜式和電池供電設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP87521SRNFRQ1 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。
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。
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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]