LM5071MT-80
- Mfr.Part #
- LM5071MT-80
- Manufacturer
- National Semiconductor
- Package / Case
- 16-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- 0.1A, 665KHZ BICMOS, PDSO16
- Stock
- 23,627
- In Stock :
- 23,627
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- Manufacturer :
- National Semiconductor
- Product Category :
- Power Over Ethernet (PoE) Controllers
- Output Power :
- 13W
- Number of Functions :
- 1
- JESD-609 Code :
- e0
- Number of Pins :
- 16
- Lead Free :
- Contains Lead
- Control Technique :
- PULSE WIDTH MODULATION
- Operating Supply Voltage :
- 15V
- Power - Max :
- 12.95W
- Pin Count :
- 16
- Terminal Form :
- Gull wing
- Switching Frequency-Max :
- 665kHz
- Base Part Number :
- LM5071
- Number of Channels :
- 1
- ECCN Code :
- EAR99
- Number of Terminations :
- 16
- Switcher Configuration :
- Single
- Control Mode :
- CURRENT-MODE
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Pbfree Code :
- No
- Auxiliary Sense :
- yes
- Radiation Hardening :
- No
- Mount :
- Surface Mount
- Package / Case :
- 16-TSSOP (0.173, 4.40mm Width)
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Current - Supply :
- 1mA
- RoHS Status :
- Non-RoHS Compliant
- Terminal Position :
- Dual
- Voltage - Supply :
- 1.8V~60V
- Input Voltage (Max) :
- 60V
- Input Voltage-Nom :
- 48V
- Internal Switch(s) :
- Both
- Height :
- 900μm
- Standards :
- 802.3af (PoE)
- Width :
- 4.4mm
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature :
- -40°C~125°C
- Packaging :
- Tube
- Length :
- 5mm
- Type :
- Controller (PD), DC/DC
- Datasheets
- LM5071MT-80

Power Over Ethernet (PoE) Controllers National Semiconductor LM5071MT-80 Overview
The National Semiconductor LM5071MT-80 PoE Controller integrates power management and data interface protocols necessary for PoE applications. As a cutting-edge solution designed by National Semiconductor, this device simplifies the implementation of IEEE 802.3af compliant Power over Ethernet systems. The LM5071MT-80 offers an impressive capability to deliver power up to 0.1A while operating at a frequency of 665 kHz. Its integration in a compact PDSO16 package makes it an ideal choice for developers looking to streamline the design and enhance the reliability of their PoE enabled devices. The utilisation of BiCMOS technology ensures high efficiency and performance across varied operating conditions, making the Power Over Ethernet (PoE) Controllers National Semiconductor LM5071MT-80 an indispensable component for modern networked devices.
LM5071MT-80 Features
This PoE controller boasts several key features including automatic detection and classification of connected devices, programmable under-voltage lockout, and over-temperature protection. Its high-frequency operation reduces the size of required external components, which contributes to a smaller overall footprint of the end application. Furthermore, the LM5071MT-80's integrated MOSFET and diode bridges provide robust protection against electrical faults, enhancing the durability and longevity of the product.
LM5071MT-80 Applications
- Network Cameras: Utilizes PoE for simplified wiring that transmits both power and data through a single network cable, enhancing installation flexibility and reducing costs.
- VoIP Phones: Powers devices directly through Ethernet cabling, eliminating the need for traditional power sources and supporting centralized power management.
- Wireless Access Points (WAPs): Offers a compact and efficient power solution, critical for installations in environments like offices or hotels where space and aesthetics are important.
- RFID Readers: Employs PoE to streamline the deployment of networked RFID readers without the complications of installing separate power lines.
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