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TPS2376DDAR-H
Product Overview
Category
The TPS2376DDAR-H belongs to the category of integrated circuits (ICs) specifically designed for power over Ethernet (PoE) applications.
Use
This IC is primarily used in PoE systems to provide power and data transmission over a single Ethernet cable. It enables the delivery of power to various devices such as IP cameras, wireless access points, and VoIP phones, eliminating the need for separate power cables.
Characteristics
- Supports IEEE 802.3af/at standards for PoE
- Provides both power and data transmission
- High efficiency and low power dissipation
- Built-in protection features for overcurrent and overtemperature conditions
Package
The TPS2376DDAR-H is available in a small outline package (SOP) with eight pins. This compact package ensures easy integration into PoE system designs.
Essence
The essence of the TPS2376DDAR-H lies in its ability to simplify PoE implementations by integrating key functions required for power sourcing equipment (PSE) applications.
Packaging/Quantity
The TPS2376DDAR-H is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 36V to 57V
- Output Voltage Range: 44V to 57V
- Maximum Output Power: 30W
- Operating Temperature Range: -40°C to +85°C
- Efficiency: Up to 92%
- Quiescent Current: 1.5mA
Detailed Pin Configuration
The TPS2376DDAR-H features the following pin configuration:
- VDD: Power supply input
- GND: Ground reference
- VSS: Negative supply voltage
- VOUT: Output voltage
- VREF: Reference voltage
- EN: Enable pin for device control
- ILIM: Current limit setting
- CLASS: Classification resistor connection
Functional Features
- Integrated detection and classification functions for PoE applications
- Adjustable current limit for different power requirements
- Built-in protection against short circuits and overtemperature conditions
- Low quiescent current for improved energy efficiency
- Fast startup time for quick power delivery
Advantages and Disadvantages
Advantages
- Simplifies PoE system design and implementation
- Enables power and data transmission over a single Ethernet cable
- Supports industry-standard PoE protocols
- Provides efficient power delivery with low power dissipation
- Offers built-in protection features for enhanced reliability
Disadvantages
- Limited maximum output power (30W)
- Requires careful consideration of power budgeting in larger PoE systems
Working Principles
The TPS2376DDAR-H operates based on the IEEE 802.3af/at standards for PoE. It integrates the necessary functions to detect, classify, and deliver power to connected devices over an Ethernet cable. The IC monitors the power requirements of the connected device and adjusts the current limit accordingly. It also provides protection against fault conditions such as short circuits and overtemperature events.
Detailed Application Field Plans
The TPS2376DDAR-H finds extensive application in various PoE-enabled devices, including:
- IP Cameras: Enables power and data transmission for surveillance cameras, eliminating the need for separate power cables.
- Wireless Access Points: Provides power to wireless networking devices, simplifying installation and reducing clutter.
- VoIP Phones: Allows power delivery to Voice over IP phones, enabling seamless communication without additional power adapters.
- Network Switches: Facilitates PoE functionality in network switches, enabling power sourcing capabilities for connected devices.
Detailed and Complete Alternative Models
- TPS2376DDAR: Similar to TPS2376DDAR-H, but without the "-H" suffix.
- TPS2376DDAR-G4: Enhanced version with additional protection features and extended temperature range.
These alternative models offer similar functionality and can be considered as alternatives based on specific application requirements.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng TPS2376DDAR-H sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of TPS2376DDAR-H in technical solutions:
Q: What is the TPS2376DDAR-H? A: The TPS2376DDAR-H is a high-power, IEEE 802.3bt-compliant PoE (Power over Ethernet) PD (Powered Device) controller.
Q: What is the maximum power that can be delivered using TPS2376DDAR-H? A: The TPS2376DDAR-H can deliver up to 90W of power to the connected device.
Q: Can the TPS2376DDAR-H support both Type 3 and Type 4 PoE applications? A: Yes, the TPS2376DDAR-H supports both Type 3 (30W) and Type 4 (60W/90W) PoE applications.
Q: What is the input voltage range supported by TPS2376DDAR-H? A: The TPS2376DDAR-H supports an input voltage range of 36V to 57V.
Q: Does the TPS2376DDAR-H have built-in protection features? A: Yes, the TPS2376DDAR-H includes various protection features like overcurrent protection, overvoltage protection, and thermal shutdown.
Q: Can the TPS2376DDAR-H be used in industrial applications? A: Yes, the TPS2376DDAR-H is suitable for use in industrial applications due to its wide operating temperature range (-40°C to +125°C) and robust design.
Q: Is the TPS2376DDAR-H compatible with other PoE standards like IEEE 802.3af and 802.3at? A: Yes, the TPS2376DDAR-H is backward compatible with IEEE 802.3af and 802.3at standards.
Q: Can the TPS2376DDAR-H be used in both single-port and multi-port PoE applications? A: Yes, the TPS2376DDAR-H can be used in both single-port and multi-port PoE applications.
Q: Does the TPS2376DDAR-H support power classification for efficient power management? A: Yes, the TPS2376DDAR-H supports power classification according to the IEEE 802.3bt standard for efficient power management.
Q: What package options are available for the TPS2376DDAR-H? A: The TPS2376DDAR-H is available in a small outline, 8-pin SOIC (D) package.
Please note that these answers are general and may vary depending on the specific application and requirements.