LTC4267CGN-3#PBF
Product Overview
Category
The LTC4267CGN-3#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 efficient and reliable delivery of power to connected devices over standard Ethernet cables.
Characteristics
- High efficiency power conversion
- Robust protection features
- Compact package size
- Easy integration into PoE systems
Package
The LTC4267CGN-3#PBF is available in a 16-pin SSOP (Shrink Small Outline Package) with exposed pad for enhanced thermal performance.
Essence
The essence of LTC4267CGN-3#PBF lies in its ability to provide power management functionality in PoE systems, ensuring safe and reliable power delivery to connected devices.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 36V to 57V
- Output Voltage Range: 2.5V to 14V
- Maximum Output Current: 400mA
- Operating Temperature Range: -40°C to 85°C
- Power Dissipation: 1.25W
Detailed Pin Configuration
- VDD - Power supply input
- GND - Ground reference
- VOUT - Output voltage
- 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
- NC - No connection
Functional Features
- Integrated power MOSFETs for efficient power conversion
- IEEE 802.3af/at compliant detection and classification
- Overcurrent and overvoltage protection
- Thermal shutdown protection
- Fast fault recovery
Advantages and Disadvantages
Advantages
- High efficiency power conversion minimizes energy losses
- Robust protection features ensure safe operation
- Compact package size allows for space-saving designs
- Easy integration into PoE systems simplifies implementation
Disadvantages
- Limited maximum output current of 400mA may not be suitable for high-power devices
- Operating temperature range may restrict usage in extreme environments
Working Principles
The LTC4267CGN-3#PBF operates by receiving power from an external source through the Ethernet cable. It incorporates power management circuitry to efficiently convert the input voltage to the desired output voltage. The integrated protection features safeguard against overcurrent, overvoltage, and thermal issues, ensuring reliable operation.
Detailed Application Field Plans
The LTC4267CGN-3#PBF finds applications in various fields where Power over Ethernet is utilized. Some examples include: - IP cameras and surveillance systems - Wireless access points - VoIP phones - Industrial automation equipment - Building management systems
Detailed and Complete Alternative Models
- LTC4267IGN-3#PBF
- LTC4267HG-3#PBF
- LTC4267CGN-2#PBF
- LTC4267IGN-2#PBF
- LTC4267HG-2#PBF
These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät LTC4267CGN-3#PBF :n soveltamiseen teknisissä ratkaisuissa
Sure! Here are 10 common questions and answers related to the application of LTC4267CGN-3#PBF in technical solutions:
Q: What is LTC4267CGN-3#PBF? A: LTC4267CGN-3#PBF is a specific model of Power over Ethernet (PoE) controller IC manufactured by Linear Technology (now part of Analog Devices). It is designed for use in PoE applications.
Q: What is the purpose of LTC4267CGN-3#PBF? A: The purpose of LTC4267CGN-3#PBF is to provide power and data connectivity to devices over an Ethernet cable, eliminating the need for separate power cables.
Q: What are the key features of LTC4267CGN-3#PBF? A: Some key features of LTC4267CGN-3#PBF include IEEE 802.3af/at compliant PoE, integrated switching regulator, programmable current limit, and thermal shutdown protection.
Q: How does LTC4267CGN-3#PBF work? A: LTC4267CGN-3#PBF works by receiving power from a PoE-enabled switch or injector through an Ethernet cable and converting it into usable voltage levels for the connected device.
Q: What types of devices can be powered using LTC4267CGN-3#PBF? A: LTC4267CGN-3#PBF can power a wide range of devices such as IP phones, wireless access points, security cameras, and other network-connected devices that comply with PoE standards.
Q: What is the maximum power output of LTC4267CGN-3#PBF? A: The maximum power output of LTC4267CGN-3#PBF depends on the power sourcing equipment (PSE) it is connected to, but it can support up to 25.5W of power delivery.
Q: Can LTC4267CGN-3#PBF be used in both 10/100Mbps and Gigabit Ethernet applications? A: Yes, LTC4267CGN-3#PBF is compatible with both 10/100Mbps and Gigabit Ethernet applications.
Q: Does LTC4267CGN-3#PBF provide any protection features for connected devices? A: Yes, LTC4267CGN-3#PBF provides various protection features such as overcurrent protection, short-circuit protection, and thermal shutdown to safeguard connected devices.
Q: Are there any design considerations when using LTC4267CGN-3#PBF? A: Yes, some design considerations include proper heat dissipation, ensuring adequate power supply, and adhering to PoE standards for compatibility.
Q: Where can I find more information about LTC4267CGN-3#PBF? A: You can find more detailed information about LTC4267CGN-3#PBF in the datasheet provided by Analog Devices or by visiting their official website.