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MAX5949BESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX5949BESA+

Manufacturer: MAXIM

-48V Hot-Swap Controllers with External RSENSE

Partnumber Manufacturer Quantity Availability
MAX5949BESA+,MAX5949BESA MAXIM 450 In Stock

Description and Introduction

-48V Hot-Swap Controllers with External RSENSE The MAX5949BESA+ is a Power over Ethernet (PoE) interface controller manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** PoE Interface Controller  
- **Package:** 8-pin SOIC  
- **Operating Voltage Range:** 2.7V to 13.2V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Compliance:** IEEE 802.3af/at compliant  
- **Power Management:** Integrated detection, classification, and current limit  
- **Current Limit:** Programmable up to 400mA  
- **Classification:** Supports up to 25.5W (Class 4)  

### **Descriptions:**  
The MAX5949BESA+ is designed for Power Sourcing Equipment (PSE) in PoE applications. It provides detection, classification, and power management for connected Powered Devices (PDs).  

### **Features:**  
- **Automatic PD Detection:** Ensures compatibility with IEEE 802.3af/at standards.  
- **Programmable Current Limit:** Adjustable up to 400mA.  
- **Integrated Power MOSFET:** Simplifies design and reduces external components.  
- **Thermal Protection:** Prevents overheating.  
- **Low Power Dissipation:** Optimized for efficiency.  
- **Supports High-Power PoE (PoE+):** Up to 25.5W per port.  

This information is based solely on the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

-48V Hot-Swap Controllers with External RSENSE

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