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Product Overview
The LM5170QPHPTQ1 is a high-performance, automotive-grade, dual-channel multiphase buck-boost controller from Texas Instruments. It is designed to regulate output voltage from input voltages above, below, or equal to the output, making it ideal for automotive and industrial power systems requiring high efficiency and compact size. Housed in a 48-pin HTQFP package (7x7 mm), this controller supports up to two phases and operates over a wide input voltage range of 4.5V to 55V.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 55V |
| Output Voltage Range |
0.8V to 55V |
| Number of Phases |
2 (stackable up to 4) |
| Switching Frequency |
100kHz to 600kHz |
| Maximum Output Current |
Up to 20A per phase |
| Operating Temperature |
-40°C to +125°C |
| Package |
48-HTQFP (7x7 mm) |
| Protection Features |
OVP, OCP, UVLO, Thermal Shutdown |
Key Features
- Automotive AEC-Q100 qualified
- Wide input voltage range (4.5V to 55V)
- Dual-channel multiphase operation for high current
- Programmable switching frequency
- Integrated bootstrap diodes
- Cycle-by-cycle current limiting
- External synchronization capability
- Spread spectrum for EMI reduction
Target Applications
- Automotive infotainment and cluster power supplies
- 5G base station power management
- Industrial motor drives
- Battery-powered systems (e.g., power tools)
- LED lighting systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM5170QPHPTQ1. 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
LM5170QPHPTQ1 是德州儀器推出的一款高性能、車規級雙通道多相降壓-升壓控制器。它能夠在輸入電壓高於、低於或等於輸出電壓時調節輸出電壓,非常適合需要高效率和小尺寸的汽車及工業電源系統。該控制器採用 48 引腳 HTQFP 封裝(7x7 mm),支持最多兩個相位,並在 4.5V 至 55V 的寬輸入電壓範圍內工作。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 55V |
| 輸出電壓範圍 |
0.8V 至 55V |
| 相位數 |
2(可堆疊至 4 相) |
| 開關頻率 |
100kHz 至 600kHz |
| 最大輸出電流 |
每相高達 20A |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
48-HTQFP(7x7 mm) |
| 保護功能 |
過壓保護、過流保護、欠壓鎖定、熱關斷 |
核心特性
- 符合 AEC-Q100 車規認證
- 寬輸入電壓範圍(4.5V 至 55V)
- 雙通道多相操作,支持大電流
- 可編程開關頻率
- 集成自舉二極管
- 逐週期電流限制
- 外部同步功能
- 展頻技術降低 EMI
典型應用場景
- 汽車信息娛樂和儀表板電源
- 5G 基站電源管理
- 工業電機驅動
- 電池供電系統(如電動工具)
- LED 照明系統
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM5170QPHPTQ1 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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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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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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