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Product Overview
The LM5070MTC-50/NOPB is a highly integrated Power over Ethernet (PoE) Powered Device (PD) controller from Texas Instruments. It complies with IEEE 802.3af standards, providing a complete interface for PDs to receive power and data over Ethernet cables. Housed in a compact 16-TSSOP package, this device integrates a 48V hot-swap MOSFET, a PWM controller for isolated DC-DC converters, and advanced protection features, making it ideal for high-reliability applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
36V to 57V |
| Output Power |
Up to 12.95W (IEEE 802.3af) |
| Switching Frequency |
200kHz to 600kHz |
| Operating Temperature |
-40°C to +125°C |
| Package |
16-TSSOP |
| Integrated MOSFET |
0.6Ω typical |
| UVLO Threshold |
36V (typical) |
| Current Limit |
1.5A (typical) |
Key Features
- IEEE 802.3af compliant PD interface
- Integrated 48V hot-swap MOSFET with low RDS(on)
- Programmable frequency oscillator with synchronization capability
- Internal soft-start and overcurrent protection
- Thermal shutdown with hysteresis
- Under-voltage lockout (UVLO) with hysteresis
- Available in 16-pin TSSOP package
Target Applications
- IP cameras (e.g., Hikvision DS-2CD2T47G2-L)
- Wireless access points (e.g., Cisco Catalyst 9105AXI)
- VoIP phones (e.g., Yealink T46S)
- IoT gateways (e.g., Advantech WISE-6610)
- 5G small cell base stations (e.g., Nokia AirScale)
- Industrial Ethernet switches (e.g., Siemens SCALANCE XB-200)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LM5070MTC-50/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
LM5070MTC-50/NOPB 是德州儀器(TI)推出的一款高度集成的以太網供電(PoE)受電設備(PD)控制器。它符合 IEEE 802.3af 標準,為 PD 提供完整的接口,使其能夠通過以太網電纜同時接收電源和數據。該器件採用緊湊的 16-TSSOP 封裝,集成了 48V 熱插拔 MOSFET、用於隔離 DC-DC 轉換器的 PWM 控制器以及先進的保護功能,非常適合高可靠性應用。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
36V 至 57V |
| 輸出功率 |
最高 12.95W(IEEE 802.3af) |
| 開關頻率 |
200kHz 至 600kHz |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
16-TSSOP |
| 集成 MOSFET |
典型 0.6Ω |
| 欠壓鎖定閾值 |
典型 36V |
| 電流限制 |
典型 1.5A |
核心特性
- 符合 IEEE 802.3af 標準的 PD 接口
- 集成 48V 熱插拔 MOSFET,低導通電阻
- 可編程頻率振盪器,支持同步
- 內部軟啟動和過流保護
- 帶滯回的熱關斷
- 帶滯回的欠壓鎖定(UVLO)
- 採用 16 引腳 TSSOP 封裝
典型應用場景
- IP 攝像機(例如海康威視 DS-2CD2T47G2-L)
- 無線接入點(例如思科 Catalyst 9105AXI)
- VoIP 電話(例如億聯 T46S)
- 物聯網網關(例如研華 WISE-6610)
- 5G 小型基站(例如諾基亞 AirScale)
- 工業以太網交換機(例如西門子 SCALANCE XB-200)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LM5070MTC-50/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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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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