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LTC4261CGN-2#PBF
Product Overview
Category
The LTC4261CGN-2#PBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.
Use
This product is primarily used for power sourcing equipment (PSE) in Power over Ethernet (PoE) systems. It enables the delivery of both power and data over a single Ethernet cable, eliminating the need for separate power cables.
Characteristics
- Integrated circuit for power management
- Designed for PoE applications
- Enables power and data transmission over Ethernet
- Compact package for easy integration
- High efficiency and reliability
Package
The LTC4261CGN-2#PBF comes in a small form factor package, making it suitable for space-constrained applications. The package type is CGN-2, which refers to a 16-pin SSOP (Shrink Small Outline Package).
Essence
The essence of the LTC4261CGN-2#PBF lies in its ability to provide efficient power management and enable PoE functionality in various electronic devices.
Packaging/Quantity
This product is typically available in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 36V to 57V
- Output Voltage Range: 3.3V to 5V
- Maximum Output Current: 400mA
- Operating Temperature Range: -40°C to 85°C
- Power Dissipation: 1.25W
- Compliance: IEEE 802.3af/at Standards
Detailed Pin Configuration
The LTC4261CGN-2#PBF features a 16-pin SSOP package with the following pin configuration:
- VOUT
- GND
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- VIN
- VDD
Functional Features
- Integrated PoE controller and switch
- Supports both IEEE 802.3af and 802.3at standards
- Provides detection, classification, and power management functions
- Enables efficient power delivery to connected devices
- Offers protection features such as overcurrent and overvoltage detection
Advantages and Disadvantages
Advantages
- Compact package for easy integration into various applications
- High efficiency and reliability for optimal power management
- Compliance with industry-standard PoE protocols
- Comprehensive protection features ensure safe operation
Disadvantages
- Limited maximum output current (400mA)
- Restricted input voltage range (36V to 57V)
Working Principles
The LTC4261CGN-2#PBF operates by receiving power from an external power source through the Ethernet cable. It incorporates a PoE controller and switch, which perform detection, classification, and power management functions. The integrated circuit ensures efficient power delivery to connected devices while adhering to IEEE 802.3af/at standards.
Detailed Application Field Plans
The LTC4261CGN-2#PBF finds application in various fields, including: - IP cameras and surveillance systems - Wireless access points - VoIP phones - Industrial automation equipment - IoT devices
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the LTC4261CGN-2#PBF include: - LTC4260CGN-2#PBF - LTC4262CGN-2#PBF - LTC4263CGN-2#PBF - LTC4264CGN-2#PBF
These alternative models provide comparable power management capabilities and are suitable replacements for the LTC4261CGN-2#PBF in various applications.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem LTC4261CGN-2#PBF w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of LTC4261CGN-2#PBF in technical solutions:
Q1: What is LTC4261CGN-2#PBF? A1: LTC4261CGN-2#PBF is a specific model of power sourcing equipment (PSE) controller IC used for Power over Ethernet (PoE) applications.
Q2: What are the key features of LTC4261CGN-2#PBF? A2: Some key features of LTC4261CGN-2#PBF include IEEE 802.3af/at compliant PoE, integrated detection/classification, programmable current limit, and thermal shutdown protection.
Q3: How does LTC4261CGN-2#PBF enable PoE functionality? A3: LTC4261CGN-2#PBF integrates the necessary circuitry to detect, classify, and provide power to connected devices over Ethernet cables.
Q4: What is the maximum power that LTC4261CGN-2#PBF can deliver? A4: LTC4261CGN-2#PBF can deliver up to 25.5W of power per port, which is compliant with the IEEE 802.3at standard.
Q5: Can LTC4261CGN-2#PBF be used in both 10/100Mbps and Gigabit Ethernet applications? A5: Yes, LTC4261CGN-2#PBF is compatible with both 10/100Mbps and Gigabit Ethernet applications.
Q6: Does LTC4261CGN-2#PBF support power management features? A6: Yes, LTC4261CGN-2#PBF supports various power management features such as programmable current limit, thermal shutdown, and fault detection.
Q7: Can LTC4261CGN-2#PBF be used in industrial applications? A7: Yes, LTC4261CGN-2#PBF is suitable for industrial applications as it operates over a wide temperature range and has built-in protection features.
Q8: What is the input voltage range for LTC4261CGN-2#PBF? A8: The input voltage range for LTC4261CGN-2#PBF is typically between 36V and 57V.
Q9: Does LTC4261CGN-2#PBF require external components for operation? A9: Yes, LTC4261CGN-2#PBF requires external components such as resistors, capacitors, and transformers to complete the PoE circuit.
Q10: Is LTC4261CGN-2#PBF available in different package options? A10: Yes, LTC4261CGN-2#PBF is available in a 16-pin SSOP package, which is suitable for surface mount applications.
Please note that these answers are general and may vary depending on specific application requirements.