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LM5070MTCX-80 from TI,Texas Instruments

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LM5070MTCX-80

Manufacturer: TI

Integrated Power Over Ethernet PD Interface and PWM Controller

Partnumber Manufacturer Quantity Availability
LM5070MTCX-80,LM5070MTCX80 TI 2050 In Stock

Description and Introduction

Integrated Power Over Ethernet PD Interface and PWM Controller The LM5070MTCX-80 is a Power over Ethernet (PoE) interface controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 36V to 57V (IEEE 802.3af compliant)  
- **Output Voltage:** Adjustable via external components  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16  
- **Controller Type:** PoE PD (Powered Device)  
- **Compliance:** IEEE 802.3af standard  
- **Power Dissipation:** Up to 12.95W (Class 0-3 classification)  
- **Detection Signature:** 25kΩ resistor  
- **Classification Current:** Programmable  

### **Descriptions:**  
The LM5070MTCX-80 is a high-performance PoE PD controller designed for use in IEEE 802.3af-compliant powered devices. It integrates detection, classification, and power management functions required for PoE applications.  

### **Features:**  
- Integrated detection and classification for IEEE 802.3af compliance  
- Supports both inrush and steady-state current limit  
- Programmable undervoltage lockout (UVLO)  
- Thermal shutdown protection  
- Adjustable output voltage control  
- Low standby power consumption  
- Robust fault protection (overcurrent, overtemperature)  

This device is commonly used in IP phones, wireless access points, security cameras, and other PoE-powered applications.

Partnumber Manufacturer Quantity Availability
LM5070MTCX-80,LM5070MTCX80 NS 2130 In Stock

Description and Introduction

Integrated Power Over Ethernet PD Interface and PWM Controller The LM5070MTCX-80 is a Power Over Ethernet (PoE) interface switch manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Type:** PoE Interface Switch  
- **Package:** TSSOP-16  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** 36V to 57V (IEEE 802.3af compliant)  
- **Output Voltage:** Adjustable  
- **Current Limit:** Programmable  
- **Features:**  
  - Integrated high-voltage power MOSFET  
  - Programmable inrush current control  
  - Thermal shutdown protection  
  - Under-voltage lockout (UVLO)  
  - IEEE 802.3af compliant  

### **Descriptions and Features:**  
- Designed for Power Sourcing Equipment (PSE) in PoE applications.  
- Provides detection, classification, and power management for Powered Devices (PDs).  
- Supports both legacy and IEEE 802.3af-compliant PDs.  
- Includes fault protection for overload, short-circuit, and thermal conditions.  
- Adjustable current limit and power-up timing.  

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

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