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TPS2370PW from TI,Texas Instruments

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TPS2370PW

Manufacturer: TI

IEEE802.3af Power Interface Switch For Power-Over-Ethernet (PoE) Powered Devices (PD's)

Partnumber Manufacturer Quantity Availability
TPS2370PW TI 47 In Stock

Description and Introduction

IEEE802.3af Power Interface Switch For Power-Over-Ethernet (PoE) Powered Devices (PD's) The TPS2370PW is a Power over Ethernet (PoE) Powered Device (PD) interface controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 36V to 57V (IEEE 802.3af compliant)  
- **Operating Current:** 300µA (typical)  
- **Detection Signature Resistor:** Adjustable (25.5kΩ default)  
- **Classification Current:** Programmable (IEEE 802.3af compliant)  
- **Inrush Current Limit:** Adjustable  
- **Power MOSFET Gate Drive:** Integrated (for external N-channel MOSFET)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 14-pin TSSOP (PW)  

### **Descriptions:**  
The TPS2370PW integrates a PD interface and DC-DC converter controller for PoE applications. It supports IEEE 802.3af standards, providing detection, classification, and power management for PDs. It includes inrush current control and undervoltage lockout (UVLO) protection.  

### **Features:**  
- IEEE 802.3af compliant PD interface  
- Programmable classification current  
- Adjustable inrush current limit  
- Integrated gate driver for external MOSFET  
- Thermal shutdown protection  
- Wide operating temperature range  

This device is commonly used in VoIP phones, wireless access points, and other PoE-powered devices.

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