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MAX5947BESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX5947BESA+

Manufacturer: MAXIM

Positive High-Voltage, Hot-Swap Controllers

Partnumber Manufacturer Quantity Availability
MAX5947BESA+,MAX5947BESA MAXIM 1130 In Stock

Description and Introduction

Positive High-Voltage, Hot-Swap Controllers The MAX5947BESA+ is a Power over Ethernet (PoE) interface controller manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **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 Classification:** Supports PD classification (Class 0-4)  
- **Detection Signature:** Programmable (15.5kΩ to 26.3kΩ)  
- **Inrush Current Limiting:** Programmable  
- **UVLO (Undervoltage Lockout):** Adjustable  
- **Integrated Power MOSFET:** Yes (for PD side)  

### **Descriptions:**  
The MAX5947BESA+ is designed for Power Sourcing Equipment (PSE) applications in PoE systems. It provides detection, classification, and power management for connected Powered Devices (PDs).  

### **Features:**  
- IEEE 802.3af/at compliant PSE controller  
- Programmable detection signature resistance  
- Adjustable inrush current limit  
- Supports four-event classification  
- Thermal shutdown protection  
- Low-power dissipation  
- Integrated power MOSFET for efficient switching  

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

Application Scenarios & Design Considerations

Positive High-Voltage, Hot-Swap Controllers

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