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LT4275AIMS#TRPBF
Product Overview
Category: Integrated Circuit (IC)
Use: Power over Ethernet (PoE) Controller
Characteristics: - High efficiency - Low power dissipation - Small package size - Wide input voltage range - Advanced power management features
Package: MSOP-10
Essence: The LT4275AIMS#TRPBF is a PoE controller designed to provide power and data to Ethernet devices over a single CAT-5 cable.
Packaging/Quantity: The LT4275AIMS#TRPBF is available in tape and reel packaging, with 2500 units per reel.
Specifications
- Input Voltage Range: 36V to 57V
- Output Voltage Range: 3.3V to 12V
- Maximum Output Current: 400mA
- Operating Temperature Range: -40°C to 85°C
- Quiescent Current: 100µA
Detailed Pin Configuration
The LT4275AIMS#TRPBF has the following pin configuration:
- VOUT: Output voltage pin
- GND: Ground pin
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
- VIN: Input voltage pin
Functional Features
- IEEE 802.3af/at compliant
- Integrated switching regulator
- Programmable current limit
- Thermal shutdown protection
- Automatic detection and classification of powered devices
Advantages and Disadvantages
Advantages: - High efficiency power delivery - Compact package size - Wide input voltage range - Advanced power management features
Disadvantages: - Limited maximum output current (400mA) - Requires external components for complete PoE implementation
Working Principles
The LT4275AIMS#TRPBF operates by receiving power and data from an Ethernet switch or injector through a CAT-5 cable. It uses an integrated switching regulator to convert the input voltage into a regulated output voltage suitable for powering Ethernet devices. The controller also provides advanced power management features such as programmable current limit and thermal shutdown protection.
Detailed Application Field Plans
The LT4275AIMS#TRPBF is commonly used in various applications that require Power over Ethernet capabilities, including: - IP cameras - Wireless access points - VoIP phones - Network switches - Industrial automation equipment
Detailed and Complete Alternative Models
- LT4276AIMS#TRPBF: Similar to LT4275AIMS#TRPBF with higher maximum output current (600mA).
- LT4277AIMS#TRPBF: Similar to LT4275AIMS#TRPBF with additional features like auxiliary power support and I²C interface.
- LT4278AIMS#TRPBF: Similar to LT4275AIMS#TRPBF with higher maximum output current (800mA) and additional features like auxiliary power support and I²C interface.
These alternative models provide options with different specifications and features to suit specific application requirements.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem LT4275AIMS#TRPBF w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of LT4275AIMS#TRPBF in technical solutions:
Q: What is LT4275AIMS#TRPBF? A: LT4275AIMS#TRPBF is a Power over Ethernet (PoE) controller designed for use in various technical solutions.
Q: What is the input voltage range supported by LT4275AIMS#TRPBF? A: LT4275AIMS#TRPBF supports an input voltage range of 36V to 57V.
Q: Can LT4275AIMS#TRPBF provide power to multiple devices simultaneously? A: Yes, LT4275AIMS#TRPBF can provide power to multiple devices through its multiple output channels.
Q: What is the maximum power that LT4275AIMS#TRPBF can deliver? A: LT4275AIMS#TRPBF can deliver up to 25.5W of power per channel.
Q: Is LT4275AIMS#TRPBF compatible with IEEE 802.3af/at standards? A: Yes, LT4275AIMS#TRPBF is fully compatible with both IEEE 802.3af and IEEE 802.3at standards.
Q: Does LT4275AIMS#TRPBF support power classification of connected devices? A: Yes, LT4275AIMS#TRPBF supports power classification based on the connected device's requirements.
Q: Can LT4275AIMS#TRPBF operate in a wide temperature range? A: Yes, LT4275AIMS#TRPBF is designed to operate in a temperature range of -40°C to 85°C.
Q: Does LT4275AIMS#TRPBF provide protection against overvoltage and overcurrent? A: Yes, LT4275AIMS#TRPBF incorporates various protection features, including overvoltage and overcurrent protection.
Q: Can LT4275AIMS#TRPBF be used in both indoor and outdoor applications? A: Yes, LT4275AIMS#TRPBF is suitable for use in both indoor and outdoor applications.
Q: What package does LT4275AIMS#TRPBF come in? A: LT4275AIMS#TRPBF is available in a small MSOP-16 package, which is ideal for space-constrained designs.
Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.