TPS2376DDA-H
Product Overview
Category
The TPS2376DDA-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 integration of power sourcing equipment (PSE) functionality into various network devices, such as switches, routers, and IP cameras.
Characteristics
- Power over Ethernet (PoE) compliant
- High efficiency DC-DC converter
- Integrated protection features
- Low power consumption
- Compact package size
Package
The TPS2376DDA-H is available in a small outline integrated circuit (SOIC) package. This package offers ease of handling and compatibility with standard surface mount technology (SMT) assembly processes.
Essence
The essence of the TPS2376DDA-H lies in its ability to simplify the implementation of PoE functionality in network devices. By integrating key features and protection mechanisms, it provides a reliable and efficient solution for delivering power and data simultaneously.
Packaging/Quantity
The TPS2376DDA-H is typically supplied in reels or tubes, depending on the manufacturer's packaging standards. The quantity per reel or tube may vary, but it is commonly available in quantities suitable for both prototyping and mass production.
Specifications
- Input voltage range: 36V to 57V
- Output voltage: Configurable (typically 3.3V or 5V)
- Maximum output power: 13W
- Operating temperature range: -40°C to +85°C
- Efficiency: Up to 90%
- Protection features: Overcurrent, overvoltage, and thermal shutdown
Detailed Pin Configuration
The TPS2376DDA-H features a 14-pin SOIC package with the following pin configuration:
- VDD: Power supply input
- GND: Ground reference
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
Functional Features
- Integrated DC-DC converter for efficient power conversion
- Automatic detection and classification of powered devices (PDs)
- Programmable current limit for enhanced protection
- Fast startup and shutdown sequences
- Low power consumption in standby mode
Advantages and Disadvantages
Advantages
- Simplifies PoE implementation in network devices
- Provides reliable power and data transmission over Ethernet cables
- Compact package size allows for space-efficient designs
- Integrated protection features enhance system reliability
- Low power consumption contributes to energy efficiency
Disadvantages
- Limited maximum output power (13W)
- Restricted pin configuration options due to fixed package design
- May require additional external components for specific applications
Working Principles
The TPS2376DDA-H operates based on the principles of power over Ethernet. It receives power from the PSE and converts it into a regulated output voltage suitable for the connected PD. The IC incorporates various control mechanisms to ensure efficient power transfer, while also providing protection against fault conditions such as overcurrent and overvoltage.
Detailed Application Field Plans
The TPS2376DDA-H finds extensive application in the following fields:
- Network switches and routers: Enables the integration of PoE functionality, eliminating the need for separate power adapters for connected devices.
- IP cameras and surveillance systems: Facilitates the deployment of PoE-powered cameras, simplifying installation and reducing cable clutter.
- Wireless access points: Provides power to wireless networking devices, eliminating the need for separate power sources and enabling flexible placement.
Detailed and Complete Alternative Models
- TPS2376DDA: Similar to TPS2376DDA-H but without the integrated thermal shutdown feature.
- TPS2376DDA-G4: Offers enhanced ESD protection compared to the TPS2376DDA-H.
- TPS2376DDA-Q1: Automotive-grade version with extended temperature range and additional protection features.
These alternative models provide flexibility in selecting the most suitable IC based on specific application requirements.
Word count: 618 words
רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של TPS2376DDA-H בפתרונות טכניים
Sure! Here are 10 common questions and answers related to the application of TPS2376DDA-H in technical solutions:
Q: What is TPS2376DDA-H? A: TPS2376DDA-H is a Power over Ethernet (PoE) powered device (PD) controller that integrates both the IEEE 802.3bt-compliant PoE PD interface and a DC-DC converter.
Q: What is the maximum power output supported by TPS2376DDA-H? A: TPS2376DDA-H supports up to 90W of power output, making it suitable for high-power PoE applications.
Q: Can TPS2376DDA-H be used with both Type 3 and Type 4 PoE systems? A: Yes, TPS2376DDA-H is compatible with both Type 3 (60W) and Type 4 (90W) PoE systems.
Q: What is the input voltage range supported by TPS2376DDA-H? A: TPS2376DDA-H supports an input voltage range of 36V to 57V, which is typical for PoE applications.
Q: Does TPS2376DDA-H provide protection features for the connected devices? A: Yes, TPS2376DDA-H offers various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown to safeguard the connected devices.
Q: Can TPS2376DDA-H operate in a wide temperature range? A: Yes, TPS2376DDA-H is designed to operate in a wide temperature range from -40°C to +125°C, ensuring reliable performance in harsh environments.
Q: Does TPS2376DDA-H support advanced power management features? A: Yes, TPS2376DDA-H supports advanced power management features such as sleep mode and low-power idle mode to optimize power consumption.
Q: Can TPS2376DDA-H be used in industrial applications? A: Yes, TPS2376DDA-H is suitable for a wide range of industrial applications including IP cameras, wireless access points, and industrial automation equipment.
Q: Does TPS2376DDA-H require external components for operation? A: Yes, TPS2376DDA-H requires external components such as an inductor, capacitors, and resistors for proper operation.
Q: Is there any evaluation module available for TPS2376DDA-H? A: Yes, Texas Instruments provides an evaluation module (TPS2376DDAHEVM) that allows users to evaluate the performance and functionality of TPS2376DDA-H in their specific applications.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.