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Product Overview
The LM51561HQPWPRQ1 is a wide input range, non-synchronous boost or SEPIC controller from Texas Instruments, designed for automotive and industrial applications. It operates from a single supply, with an input voltage range of 2.97V to 16V (up to 50V with external bias), and can generate output voltages up to 50V. The device features a 1.5A peak gate driver, programmable switching frequency from 100kHz to 2.2MHz, and offers low shutdown current (2.5µA typical). It is available in a 14-pin HTSSOP package with PowerPAD for enhanced thermal performance.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.97V to 16V (up to 50V with external bias) |
| Output Voltage Range |
Up to 50V |
| Switching Frequency |
100kHz to 2.2MHz |
| Gate Driver Peak Current |
1.5A |
| Shutdown Current |
2.5µA (typical) |
| Operating Temperature |
-40°C to +150°C |
| Package |
14-HTSSOP (with PowerPAD) |
| Topology |
Boost, SEPIC |
Key Features
- Wide input voltage range: 2.97V to 16V (up to 50V with external bias)
- Programmable switching frequency up to 2.2MHz
- 1.5A peak gate driver for external MOSFET
- Low shutdown current: 2.5µA
- Cycle-by-cycle current limit and hiccup mode overcurrent protection
- Adjustable soft-start and external synchronization
- Power-good output and enable function
- AEC-Q100 qualified for automotive applications
Target Applications
- Automotive: 5G base station power supplies, infotainment systems, dashboard displays, ADAS sensors
- Industrial: Battery-powered equipment, LED lighting, telecom power modules
- General: Boost/SEPIC converters for multi-rail systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM51561HQPWPRQ1. 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
LM51561HQPWPRQ1 是一款寬輸入範圍的非同步升壓或 SEPIC 控制器,來自德州儀器,專為汽車和工業應用設計。它可在單電源下工作,輸入電壓範圍為 2.97V 至 16V(使用外部偏置可達 50V),並可產生高達 50V 的輸出電壓。該器件具有 1.5A 峰值柵極驅動器、可編程開關頻率(100kHz 至 2.2MHz)以及低關斷電流(典型值 2.5µA)。採用帶 PowerPAD 的 14 引腳 HTSSOP 封裝,以增強熱性能。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.97V 至 16V(使用外部偏置可達 50V) |
| 輸出電壓範圍 |
高達 50V |
| 開關頻率 |
100kHz 至 2.2MHz |
| 柵極驅動器峰值電流 |
1.5A |
| 關斷電流 |
2.5µA(典型值) |
| 工作溫度 |
-40°C 至 +150°C |
| 封裝 |
14-HTSSOP(帶 PowerPAD) |
| 拓撲 |
升壓、SEPIC |
核心特性
- 寬輸入電壓範圍:2.97V 至 16V(使用外部偏置可達 50V)
- 可編程開關頻率高達 2.2MHz
- 1.5A 峰值柵極驅動器,用於外部 MOSFET
- 低關斷電流:2.5µA
- 逐週期電流限制和打嗝模式過流保護
- 可調軟啟動和外部同步
- 電源良好輸出和使能功能
- 通過 AEC-Q100 認證,適用於汽車應用
典型應用場景
- 汽車:5G 基站電源、信息娛樂系統、儀表板顯示、ADAS 傳感器
- 工業:電池供電設備、LED 照明、電信電源模塊
- 通用:多軌系統的升壓/SEPIC 轉換器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM51561HQPWPRQ1 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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