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LM5070MTC-80 from NS,National Semiconductor

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LM5070MTC-80

Manufacturer: NS

Integrated Power Over Ethernet PD Interface and PWM Controller

Partnumber Manufacturer Quantity Availability
LM5070MTC-80,LM5070MTC80 NS 903 In Stock

Description and Introduction

Integrated Power Over Ethernet PD Interface and PWM Controller The LM5070MTC-80 is a Power over Ethernet (PoE) interface controller manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Part Number:** LM5070MTC-80  
- **Manufacturer:** National Semiconductor (NS)  
- **Package:** TSSOP-16  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** 36V to 57V (compliant with IEEE 802.3af)  
- **Output Voltage:** Adjustable via external components  
- **Current Limit:** Programmable  
- **Switching Frequency:** Up to 500 kHz  
- **Features:**  
  - Integrated high-voltage power MOSFET  
  - Supports IEEE 802.3af PoE standard  
  - Programmable inrush current limit  
  - Thermal shutdown protection  
  - Under-voltage lockout (UVLO)  

### **Descriptions and Features:**  
- The LM5070MTC-80 is designed for Power Sourcing Equipment (PSE) applications in PoE systems.  
- It integrates a high-voltage power MOSFET and control circuitry to manage power delivery over Ethernet cables.  
- The device supports detection, classification, and power management for Powered Devices (PDs).  
- It includes protection features such as thermal shutdown and programmable current limiting.  
- The switching frequency can be adjusted for efficiency optimization.  

This information is based on the manufacturer's datasheet and technical documentation.

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