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LTC4258CGW#PBF from LINEAR

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LTC4258CGW#PBF

Manufacturer: LINEAR

Quad IEEE 802.3af Power over Ethernet Controller with Integrated Detection

Partnumber Manufacturer Quantity Availability
LTC4258CGW#PBF,LTC4258CGWPBF LINEAR 110 In Stock

Description and Introduction

Quad IEEE 802.3af Power over Ethernet Controller with Integrated Detection The LTC4258CGW#PBF is a Power over Ethernet (PoE) interface controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** LINEAR (Linear Technology)  
- **Part Number:** LTC4258CGW#PBF  
- **Package:** 20-Lead SSOP  
- **Operating Temperature Range:** 0°C to 70°C  
- **Input Voltage Range:** 0V to 57V  
- **Compliance:** IEEE 802.3af PoE standard  
- **Functionality:** Provides detection, classification, and power management for Powered Devices (PD) in PoE systems.  

### **Descriptions:**  
The LTC4258CGW#PBF is a fully integrated PoE interface controller designed for use in Powered Devices (PDs). It facilitates detection, classification, and inrush current control to ensure compliance with IEEE 802.3af standards.  

### **Features:**  
- **Detection & Classification:** Supports IEEE 802.3af-compliant PD detection and classification.  
- **Inrush Current Limiting:** Programmable inrush current control to prevent excessive current draw.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within specified voltage ranges.  
- **Thermal Shutdown Protection:** Prevents damage due to overheating.  
- **Power Good Output:** Indicates when the output voltage is within regulation.  
- **Low Power Dissipation:** Optimized for efficiency in PoE applications.  

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

Partnumber Manufacturer Quantity Availability
LTC4258CGW#PBF,LTC4258CGWPBF LT 62 In Stock

Description and Introduction

Quad IEEE 802.3af Power over Ethernet Controller with Integrated Detection The LTC4258CGW#PBF is a Power over Ethernet (PoE) interface controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Linear Technology (LT)  
- **Package:** 20-Lead SSOP  
- **Operating Temperature Range:** 0°C to 70°C  
- **Supply Voltage Range:** 2.9V to 14V  
- **Power Dissipation:** 1.25W  
- **Compliance:** IEEE 802.3af PoE Standard  

### **Descriptions:**  
The LTC4258CGW#PBF is a complete PoE interface controller designed for Powered Device (PD) applications. It integrates detection, classification, and inrush current control for IEEE 802.3af-compliant PoE systems.  

### **Features:**  
- **Detection & Classification:** Supports IEEE 802.3af PD detection and classification.  
- **Inrush Current Limiting:** Programmable inrush current control.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within voltage limits.  
- **Thermal Shutdown Protection:** Prevents overheating.  
- **Power Good Indicator:** Monitors output voltage status.  
- **Low Power Dissipation:** Optimized for efficiency.  

This information is strictly based on the manufacturer's datasheet.

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