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Product Overview
The LM5121QMH/NOPB is a high-performance, wide input voltage range boost controller from Texas Instruments, designed for automotive and industrial applications. It operates from 3V to 65V input, making it suitable for multi-cell battery systems and 12V/24V/48V buses. The device integrates a high-side N-channel MOSFET driver and supports synchronous rectification for high efficiency. With a programmable switching frequency up to 1.2MHz, it enables compact power solutions. The 20-HTSSOP package offers excellent thermal performance.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3V to 65V |
| Output Voltage |
Up to 65V (boost) |
| Switching Frequency |
100kHz to 1.2MHz |
| Maximum Duty Cycle |
90% |
| Output Power |
Up to 100W (depending on design) |
| Efficiency |
Up to 95% |
| Operating Temperature |
-40°C to +125°C |
| Package |
20-HTSSOP |
Key Features
- Wide input voltage range: 3V to 65V
- Integrated high-side N-channel MOSFET driver
- Synchronous rectification for high efficiency
- Programmable soft-start and frequency synchronization
- Cycle-by-cycle current limiting and hiccup mode protection
- Thermal shutdown and overvoltage protection
- AEC-Q100 qualified for automotive applications
Target Applications
- Automotive infotainment and dashboard power supplies
- 5G base station power modules
- Industrial battery-powered systems
- LED lighting drivers
- Telecom and networking equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM5121QMH/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
LM5121QMH/NOPB 是德州儀器推出的一款高性能、寬輸入電壓範圍的升壓控制器,專為汽車和工業應用設計。其輸入電壓範圍為 3V 至 65V,適用於多節電池系統以及 12V/24V/48V 總線。該器件集成了高端 N 溝道 MOSFET 驅動器,並支持同步整流以實現高效率。可編程開關頻率高達 1.2MHz,有助於實現緊湊的電源解決方案。20-HTSSOP 封裝提供了優異的熱性能。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3V 至 65V |
| 輸出電壓 |
最高 65V(升壓) |
| 開關頻率 |
100kHz 至 1.2MHz |
| 最大佔空比 |
90% |
| 輸出功率 |
最高 100W(取決於設計) |
| 效率 |
最高 95% |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
20-HTSSOP |
核心特性
- 寬輸入電壓範圍:3V 至 65V
- 集成高端 N 溝道 MOSFET 驅動器
- 同步整流實現高效率
- 可編程軟啟動和頻率同步
- 逐週期電流限制和打嗝模式保護
- 熱關斷和過壓保護
- 通過 AEC-Q100 認證,適用於汽車應用
典型應用場景
- 汽車信息娛樂系統和儀表板電源
- 5G 基站電源模塊
- 工業電池供電系統
- LED 照明驅動器
- 電信和網絡設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM5121QMH/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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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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