TPS23841PJDG4
Product Overview
Category
The TPS23841PJDG4 belongs to the category of Power over Ethernet (PoE) controllers.
Use
This product is primarily used in PoE applications to provide power and data transmission capabilities over Ethernet cables.
Characteristics
- Supports IEEE 802.3bt standard for high-power PoE applications.
- Provides up to 90W of power per port.
- Features advanced power management and protection mechanisms.
- Offers flexible configuration options for various PoE implementations.
Package
The TPS23841PJDG4 comes in a small outline package (SOP) with 14 pins.
Essence
The essence of this product lies in its ability to efficiently manage power delivery and data communication in PoE systems, ensuring reliable operation and optimal performance.
Packaging/Quantity
The TPS23841PJDG4 is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input voltage range: 44V to 57V
- Operating temperature range: -40°C to 85°C
- Maximum power dissipation: 1.5W
- Maximum current consumption: 10mA
- Supported Ethernet standards: 10BASE-T, 100BASE-TX, 1000BASE-T
Detailed Pin Configuration
- VDD: Power supply input
- GND: Ground reference
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
- MDI: Media Dependent Interface
Functional Features
- Integrated detection and classification of powered devices.
- Dynamic power allocation based on device requirements.
- Comprehensive fault protection mechanisms.
- Advanced diagnostics and monitoring capabilities.
- Support for various PoE standards and modes.
Advantages and Disadvantages
Advantages
- High-power delivery capability.
- Efficient power management.
- Robust protection mechanisms.
- Flexible configuration options.
- Extensive diagnostic features.
Disadvantages
- Relatively high cost compared to lower-power PoE controllers.
- Requires careful design considerations for optimal performance.
Working Principles
The TPS23841PJDG4 operates by detecting and classifying connected powered devices, allocating the appropriate amount of power based on their requirements. It utilizes advanced power management techniques to optimize efficiency and ensure reliable operation. The controller also incorporates comprehensive fault protection mechanisms to safeguard both the powered devices and the PoE system itself.
Detailed Application Field Plans
The TPS23841PJDG4 is widely used in various applications that require Power over Ethernet functionality, including: - IP cameras and surveillance systems - Wireless access points - VoIP phones - Industrial automation equipment - Building management systems
Detailed and Complete Alternative Models
- TPS23842PJDG4: Similar to TPS23841PJDG4 but with additional features for enhanced power management.
- TPS23843PJDG4: Higher-power variant capable of delivering up to 120W per port.
- TPS23844PJDG4: Lower-cost alternative with reduced power delivery capabilities.
These alternative models offer different specifications and features to cater to specific application requirements.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät TPS23841PJDG4 :n soveltamiseen teknisissä ratkaisuissa
Sure! Here are 10 common questions and answers related to the application of TPS23841PJDG4 in technical solutions:
Q: What is TPS23841PJDG4? A: TPS23841PJDG4 is a Power over Ethernet (PoE) powered device (PD) controller that integrates all functions required to control and monitor a PoE-powered device.
Q: What are the key features of TPS23841PJDG4? A: Some key features include IEEE 802.3bt-compliant PD controller, integrated DC-DC converter, support for up to 90W power delivery, and advanced power management capabilities.
Q: How does TPS23841PJDG4 enable power delivery over Ethernet? A: TPS23841PJDG4 uses the PoE standard to deliver power over Ethernet cables, allowing devices to be powered without the need for separate power cables.
Q: Can TPS23841PJDG4 support multiple power classes? A: Yes, TPS23841PJDG4 supports multiple power classes, including Class 0, Class 1, Class 2, Class 3, and Class 4, as defined by the IEEE 802.3bt standard.
Q: What is the maximum power that TPS23841PJDG4 can deliver? A: TPS23841PJDG4 can deliver up to 90W of power, making it suitable for a wide range of PoE applications.
Q: Does TPS23841PJDG4 support power negotiation with the power sourcing equipment (PSE)? A: Yes, TPS23841PJDG4 supports power negotiation through various methods like LLDP, 4-pair power classification, and Type 3 and Type 4 power negotiation.
Q: Can TPS23841PJDG4 monitor the power consumption of the connected device? A: Yes, TPS23841PJDG4 can monitor the power consumption of the connected device through its integrated current sense amplifier.
Q: Is TPS23841PJDG4 compatible with other PoE standards like IEEE 802.3af and IEEE 802.3at? A: Yes, TPS23841PJDG4 is backward compatible with previous PoE standards, allowing it to work with devices that support IEEE 802.3af and IEEE 802.3at.
Q: What are the typical applications of TPS23841PJDG4? A: TPS23841PJDG4 is commonly used in applications such as IP cameras, wireless access points, VoIP phones, and other PoE-powered devices.
Q: Are evaluation modules or reference designs available for TPS23841PJDG4? A: Yes, Texas Instruments provides evaluation modules and reference designs for TPS23841PJDG4, which can help developers quickly prototype and implement their PoE solutions.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.