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LM5072MH-50 from NS,National Semiconductor

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LM5072MH-50

Manufacturer: NS

Integrated 100V Power Over Ethernet PD Interface and PWM Controller with Aux Support

Partnumber Manufacturer Quantity Availability
LM5072MH-50,LM5072MH50 NS 493 In Stock

Description and Introduction

Integrated 100V Power Over Ethernet PD Interface and PWM Controller with Aux Support The LM5072MH-50 is a Power over Ethernet (PoE) interface switch controller manufactured by Texas Instruments (formerly National Semiconductor, NS).  

### **Specifications:**  
- **Manufacturer:** Texas Instruments (formerly National Semiconductor, NS)  
- **Part Number:** LM5072MH-50  
- **Package:** 20-Pin HTSSOP (PowerPAD™)  
- **Input Voltage Range:** 36V to 57V (IEEE 802.3af compliant)  
- **Output Voltage:** Programmable (supports PD-side DC-DC converter)  
- **Operating Temperature:** -40°C to +125°C  
- **Compliance:** IEEE 802.3af standard  
- **Features:**  
  - Integrated detection and classification for PoE  
  - Programmable inrush current limit  
  - Under-voltage lockout (UVLO)  
  - Thermal shutdown protection  
  - Supports both isolated and non-isolated DC-DC converters  

### **Descriptions and Features:**  
- Designed for Power Sourcing Equipment (PSE) applications in PoE systems.  
- Provides detection, classification, and power management for connected Powered Devices (PDs).  
- Includes a high-voltage power switch with current limiting for safe power-up.  
- Supports IEEE 802.3af-compliant power delivery.  
- Suitable for Ethernet switches, routers, and midspan injectors.  

For detailed datasheets and application notes, refer to Texas Instruments' official documentation.

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