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IC POE CNTRL 1 CHANNEL 28QFN
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LT4295IUFD#TRPBF
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Type | Controller (PD) |
| Number of Channels | 1 |
| Power - Max | 71 W |
| Internal Switch(s) | No |
| Auxiliary Sense | Yes |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Voltage - Supply | 60V (Max) |
| Supply Current | 2mA (Max) |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 28-WFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (4x5) |
| Base Product Number | LT4295 |
Visão Geral
Description
The LT4295IUFD#TRPBF is a component used in Power over Ethernet (PoE) applications. It functions as a Powered Device (PD) interface controller that complies with the IEEE 802.3bt standard, which defines how electrical power, along with data, can be delivered over Ethernet cables. The LT4295 is manufactured by Analog Devices and is designed to support high power delivery, allowing devices such as network cameras, wireless access points, and other IoT devices to receive power and data over a single Ethernet line.
Key features of the LT4295 include:
1. IEEE 802.3bt Compliance: Ensures compatibility with the latest PoE standards for efficient power delivery.
2. High Power Capability: Supports higher power levels, enabling more power-intensive applications.
3. Integrated Components: Reduces the need for external components, simplifying design and reducing board space.
4. Protection Features: Offers protection against overcurrent, overvoltage, and thermal overloads to enhance reliability.
This component is particularly beneficial for designers looking to integrate PoE capabilities into their devices while maintaining compliance with industry standards.
Key features of the LT4295 include:
1. IEEE 802.3bt Compliance: Ensures compatibility with the latest PoE standards for efficient power delivery.
2. High Power Capability: Supports higher power levels, enabling more power-intensive applications.
3. Integrated Components: Reduces the need for external components, simplifying design and reducing board space.
4. Protection Features: Offers protection against overcurrent, overvoltage, and thermal overloads to enhance reliability.
This component is particularly beneficial for designers looking to integrate PoE capabilities into their devices while maintaining compliance with industry standards.
Equivalent
The LT4295IUFD#TRPBF is a Power over Ethernet (PoE) powered device controller. Equivalent products include:
1. Texas Instruments TPS23753A: An integrated PoE powered device controller with a DC-DC controller.
2. Silicon Labs Si3402-B: A PoE-PD controller compatible with IEEE802.3at.
3. Microchip PD70224: A PoE-PD IC supporting IEEE802.3at and having integrated DC-DC converter options.
These alternatives offer similar functionality for PoE applications. Always check specific requirements for compatibility.
1. Texas Instruments TPS23753A: An integrated PoE powered device controller with a DC-DC controller.
2. Silicon Labs Si3402-B: A PoE-PD controller compatible with IEEE802.3at.
3. Microchip PD70224: A PoE-PD IC supporting IEEE802.3at and having integrated DC-DC converter options.
These alternatives offer similar functionality for PoE applications. Always check specific requirements for compatibility.
Features
The LT4295IUFD#TRPBF is an integrated circuit designed for Power over Ethernet (PoE) applications. It is a Powered Device (PD) controller that complies with the IEEE 802.3at (PoE+) and IEEE 802.3af (PoE) standards, allowing devices to be powered through Ethernet cables. The key features of this controller include:
1. High Power Capabilities: Supports PoE+ with power levels up to 25.5W, enabling higher power devices to be connected.
2. High Efficiency: Incorporates a DC-DC converter controller that provides high efficiency with a wide input voltage range.
3. PoE Signature and Classification: Ensures IEEE compliance for detection and classification phases, allowing for seamless integration into PoE networks.
4. Auxiliary Power Support: Includes an auxiliary power connection for applications requiring additional power sources.
5. Low Power Operation: Designed to minimize power consumption when not in active use, providing energy savings.
6. Integrated Protection: Features overcurrent, overtemperature, and undervoltage lockout protections to enhance reliability.
These features make the LT4295IUFD#TRPBF suitable for a range of networked devices requiring efficient power delivery via Ethernet.
1. High Power Capabilities: Supports PoE+ with power levels up to 25.5W, enabling higher power devices to be connected.
2. High Efficiency: Incorporates a DC-DC converter controller that provides high efficiency with a wide input voltage range.
3. PoE Signature and Classification: Ensures IEEE compliance for detection and classification phases, allowing for seamless integration into PoE networks.
4. Auxiliary Power Support: Includes an auxiliary power connection for applications requiring additional power sources.
5. Low Power Operation: Designed to minimize power consumption when not in active use, providing energy savings.
6. Integrated Protection: Features overcurrent, overtemperature, and undervoltage lockout protections to enhance reliability.
These features make the LT4295IUFD#TRPBF suitable for a range of networked devices requiring efficient power delivery via Ethernet.
Pinout
The LT4295IUFD#TRPBF is a 38-pin device used for Power over Ethernet (PoE) applications. It functions as an IEEE 802.3bt compliant Powered Device (PD) interface controller. The device is designed to manage the power delivered over Ethernet cables, enabling devices to draw power from Ethernet networks. The LT4295 supports various power classification levels and incorporates features such as integrated diode bridges, overcurrent protection, and power classification signature. It simplifies the design of PoE systems and is typically used in applications like IP cameras, wireless access points, and VoIP phones.
Manufacturer
The LT4295IUFD#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company known for designing and manufacturing a wide range of semiconductor products, including analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company serves numerous industries, such as automotive, communication, industrial, healthcare, and consumer electronics. They provide innovative solutions for signal processing challenges, focusing on data conversion and signal conditioning technologies.
Application
The LT4295IUFD#TRPBF is a Power over Ethernet (PoE) powered device interface controller. It is typically used in applications where devices require power and data over a single Ethernet cable. Key application areas include:
1. IP Cameras: Providing power and data connectivity for surveillance systems.
2. Wireless Access Points: Supporting network devices in wireless communication.
3. Voice over IP (VoIP) Phones: Ensuring reliable power and data for telephony systems.
4. IoT Devices: Enabling smart devices in industrial and consumer applications.
5. Network Routers and Switches: Enhancing network infrastructure with PoE capability.
These applications benefit from the streamlined installation, reduced cabling costs, and flexibility offered by PoE technology.
1. IP Cameras: Providing power and data connectivity for surveillance systems.
2. Wireless Access Points: Supporting network devices in wireless communication.
3. Voice over IP (VoIP) Phones: Ensuring reliable power and data for telephony systems.
4. IoT Devices: Enabling smart devices in industrial and consumer applications.
5. Network Routers and Switches: Enhancing network infrastructure with PoE capability.
These applications benefit from the streamlined installation, reduced cabling costs, and flexibility offered by PoE technology.
Package
The LT4295IUFD#TRPBF is typically packaged in a 28-lead plastic MSOP (Mini Small Outline Package) with a thermally enhanced exposed pad. This package is designed for power management applications, allowing efficient heat dissipation.
