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LTC4270BIUKG#PBF from LINEAR

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LTC4270BIUKG#PBF

Manufacturer: LINEAR

12-Port PoE/PoE+/LTPoE++ PSE Controller

Partnumber Manufacturer Quantity Availability
LTC4270BIUKG#PBF,LTC4270BIUKGPBF LINEAR 45 In Stock

Description and Introduction

12-Port PoE/PoE+/LTPoE++ PSE Controller The LTC4270BIUKG#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:** LTC4270BIUKG#PBF  
- **Package:** 48-Lead QFN (7mm x 7mm)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Supply Voltage Range:** 2.9V to 57V  
- **Compliance:** IEEE 802.3af/at (PoE/PoE+)  
- **Features:**  
  - Integrated detection and classification  
  - Programmable inrush current control  
  - Supports both PD (Powered Device) and PSE (Power Sourcing Equipment) modes  
  - Advanced power management  
  - Thermal shutdown protection  

### **Descriptions:**  
The LTC4270BIUKG#PBF is a versatile PoE controller designed for both PSE and PD applications. It provides a complete solution for managing power delivery in Ethernet-connected devices, ensuring compliance with IEEE 802.3af/at standards.  

### **Features:**  
- **Dual-Role Operation:** Functions as PSE (Power Sourcing Equipment) or PD (Powered Device)  
- **Automatic Detection & Classification:** Compliant with IEEE 802.3af/at  
- **Programmable Current Limit:** Adjustable inrush and operating current  
- **Wide Input Voltage Range:** Supports 2.9V to 57V operation  
- **Thermal Protection:** Prevents overheating  
- **Low Power Consumption:** Optimized for efficiency  

This device is commonly used in network switches, IP phones, wireless access points, and other PoE-powered equipment.

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