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The SI3402-B-GM is an integrated circuit designed for Power over Ethernet (PoE) applications. It functions as a powered device (PD) interface, enabling devices to receive power and data over a single Ethernet cable. This chip simplifies the design of PoE applications while offering high efficiency and low power consumption. Functions - Power Over Ethernet (PoE): The SI3402-B-GM complies with IEEE 802.3af/at standards, allowing devices to receive power via the Ethernet cable. - Power Management: It includes features for efficient power management, ensuring that the right amount of power is delivered to the device. - Signal Conditioning: The IC provides signal conditioning to ensure data integrity over the PoE connection. Applications - IP Cameras: Widely used in surveillance systems where cabling is minimized. - VoIP Phones: Powers voice over IP telephones without the need for separate power sources. - Wireless Access Points: Commonly used in network infrastructure for providing wireless connectivity. - Network Switches: Can be integrated into switches that require PoE capability. Alternative Parts - TI TPS23753: Another PoE PD controller that meets similar standards and can be used as an alternative. - Microchip MCP80211: A PoE compliant IC that can also serve in similar applications as the SI3402-B-GM. - Analog Devices ADM1480: Offers similar capabilities for PoE-enabled devices. Embedded Modules The SI3402-B-GM can be integrated into various embedded modules, including: - PoE Splitters: Devices that separate power and data for non-PoE devices. - PoE Injectors: Modules that provide power to standard Ethernet connections. - Embedded Systems for IoT: In IoT devices requiring network connectivity and power through Ethernet. Q&A Q1: What is the main purpose of the Skyworks SI3402-B-GM? A: The main purpose of the Skyworks SI3402-B-GM is to provide Power over Ethernet (PoE) functionality to powered devices, allowing them to receive both power and data over a single Ethernet connection. Q2: Which standards does the SI3402-B-GM comply with? A: The SI3402-B-GM complies with the IEEE 802.3af and IEEE 802.3at standards, which govern Power over Ethernet technology. Q3: What types of devices typically use the SI3402-B-GM? A: Devices such as IP cameras, VoIP phones, wireless access points, and network switches commonly use the SI3402-B-GM for their power and data needs. Q4: Can you name some alternative parts to the SI3402-B-GM? A: Yes, alternative parts to the SI3402-B-GM include the TI TPS23753, Microchip MCP80211, and Analog Devices ADM1480, all of which are PoE compliant. Q5: In what types of modules can the SI3402-B-GM be found? A: The SI3402-B-GM can be found in PoE splitters, PoE injectors, and various embedded systems for Internet of Things (IoT) applications needing network connectivity and power through Ethernet.