A Power over Ethernet (PoE) IC is an integrated circuit designed to control and deliver power and data over a single Ethernet cable in a PoE system. A rise in the adoption of PoE-compatible VoIP phones and wireless access points and a greater surge in the use of PoE power-sourcing equipment propels the Power Over Ethernet IC market. In this article, everything PE has listed some interesting Power Over Ethernet ICs that were trending on the website in 2024.
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Power Sourcing Equipment Controller IC for Midspan Applications
The LTC4274A from Analog Devices is a Power Sourcing Equipment Controller that has been designed for use in IEEE 802.3at Type 1 and Type 2 (high power)-compliant power-over-ethernet (PoE) systems. It requires an input voltage of 3 - 4.3 V and delivers an output power of 90 W. This controller uses low-resistance external MOSFETs and 250 milli-ohms sense resistors to ensure low power dissipation, especially at higher current levels. It includes 14-bit current monitoring ADCs, a DAC-programmable current limit, and a versatile quick port shut-down function. It is available in a surface-mount package that measures 5 x 7 mm and is ideal for PoE PSE switches and routers and PoE PSE midspans applications. Read more.
2-Pair Octal-Port Power Sourcing Controller IC for Switching Applications
The SI3473B-IM from Skyworks Solutions is a 2-Pair Octal-Port Power Sourcing Equipment Controller IC that has been designed for use in end spans (switches) and midspans (injectors). It requires an input voltage of 50 - 57 V. This controller manages eight independent ports, each incorporating the necessary detection and classification features as per IEEE standards. It includes power under-voltage lockout, output current limit, short-circuit protection, and thermal overload detection. It is available in a surface-mount package that measures 8 x 8 mm and is ideal for power-over-ethernet (PoE) switches, IP phone systems, ruggedized and industrial switches, and multiport PoE injector applications. Read more.
90 W Power-Over-Ethernet Injector for Lighting Applications
The TP-DCDC-A2456GD-BT from Tycon Systems is a Power-Over-Ethernet Injector that is designed for 802.3bt devices from legacy 24 V (AC) power sources, 24 V (DC) remote power systems, IEEE802.3bt industry-standard device power from batteries and PoE lighting applications. It requires an input voltage of 22 - 35 V. This PoE injector delivers an output power of 90 W. It integrates a DC-DC converter and comprises dual AC/DC inputs for maximum flexibility. This EN55032 Class B-rated PoE injector is available in a DIN rail-mount package that measures 140 x 150 x 40 mm. Read more.
AEC-Q100 Qualified MAC-PHY Ethernet Controller IC
The LAN8650 from Microchip Technology is an Automotive Qualified MAC-PHY Ethernet Controller IC that is ideal for in-vehicle networking and automotive zonal architecture, sensor/actuator networks, machine control, industrial control cabinets, building automation, and LED lighting applications. It requires an input voltage of 1.8 - 3.3 V. This AEC-Q100-qualified PoE controller combines media access controller (MAC) and Ethernet PHY technologies to enable low-cost microcontrollers, even those without an on-board MAC support, to access 10BASE-T1S networks. It streamlines Ethernet connectivity for various microcontrollers by simplifying data transfer via a single serial interface. This PoE controller is available in a surface-mount package that measures 5 x 5 mm. Read more.
Power-Over-Ethernet IC for Security Camera Applications
The PM8805 from STMicroelectronics is a Power-Over-Ethernet IC that is ideal for high-power wireless data systems, PoE lighting systems, public information displays, security cameras, and access point applications. It requires an input voltage of up to 57 V and delivers an output power of less than 99.9 W. This IC consists of two active bridges with their driving circuitry, a charge pump to drive the high-side MOSFETs, a hot-swap MOSFET, and an IEEE 802.3bt-compliant interface. This PoE supports thermal shutdown protection, two-step hot-swap current protection, and advanced energy-saving MPS timings, thereby ensuring high reliability and optimal performance. It is available in a surface-mount package that measures 8 x 8 x 1.0 mm. Read more.
IEEE 802.3af-Compliant Power Over Ethernet IC for Security Applications
The KTA1136 from Kinetic Technologies is an IEEE 802.3af-Compliant Power-Over-Ethernet (PoE) IC that has been designed for 13 W PoE-powered devices. It requires an input voltage of 37 - 57 V. This PoE consists of a DC-DC controller circuit, robust 150 V switching power MOSFET, 100 V hot-swap FET, and an input protection circuit. It is available in a surface-mount package that measures 4 x 4 mm and is ideal for point-of-sale (POS) terminals, RFID terminals, thin clients, voice-over-IP (VoIP) phones, pan, tilt, and zoom (PTZ), security and web cameras, WLAN access points, biometric authentication, and IoT applications. Read more.
USB PD Sink Controller for Power Delivery Applications
The AP33771 from Diodes Incorporated is a USB Type-C PD Sink Controller that is designed to provide DC power requests and control for Type-C connector-equipped devices. This power sourcing equipment (PSE) controller requires a DC voltage of 3.3 V to 24 V. It is based on a cost-effective solution and does not require external, discrete, and high voltage components such as LDOs. It is available in a surface-mount package that measures 4 x 4 mm and is ideal for USB Type-C connector-equipped battery-powered devices, USB Type-C connector-equipped DC-power input devices, USB Type C-to-traditional barrel connector power adapter cables, and USB PD 3.0 PPS tester applications. Read more.
20 W IEEE 802.3af-Compliant Power-Over-Ethernet Adapter
The PW180KA4800F01 from SL Power Electronics is an IEEE 802.3af-Compliant Power-Over-Ethernet Adapter that is designed to operate as a self-contained midspan power injector. It requires an input voltage of 100 - 240 V. This power-over-ethernet (PoE) delivers an output power of up to 20 W and has an efficiency of over 70%. It can withstand a dielectric voltage of 3 kV (AC) and 4.25 kV (DC) (primary to secondary). This CE-certified adapter is available in a package that measures 2.40 x 1.35 x 3.98 inches. Read more.
IEEE 802.3af/at-Compliant Power-over-Ethernet Splitter
The 2891042 from Phoenix Contact is a Power over Ethernet Splitter that has been designed to split power and data signal as per the IEEE 802.3af and IEEE 802.3at standards. It requires an input voltage (DC) of 44 – 57 V and provides an output voltage (DC) of 24 V. This POE splitter is designed in conformance with EMC Directive 2014/30/EU and performs power splitting operation while maintaining EMI levels within tolerable limits. It enables the decoupling of Ethernet data with up to 1000 Mbps of the transmitted energy. This RoHS-compliant PoE splitter is available in a DIN rail-mount package that measures 100 × 40 × 109 mm. Read more.
IEEE 802.3af-Compliant 4-Port PoE IC
The BB-100-POE4 from Advantech is an IEEE 802.3af-Compliant 4-Port Power-Over-Ethernet IC that is designed in a compact, space-saving package for powering PoE-capable devices where running an AC power feed is either not possible or cost-effective. It requires an input voltage of 46 V to 49 V. This PoE IC allows an end user to power a PoE camera, wireless access point, or any other PoE-capable device with a centralized battery backup, and delivers a high throughput of up to 0.8 Gbps while ensuring minimum downtime to satisfy industrial communications requirements. This IEEE 802.3af-compliant IC integrates two LEDs to allow easy monitoring of the two redundant power inputs along with a global power LED for power status or power bus fault indications. It is available in a hardened metal DIN rail-mount package that measures 107.1 x 37.8 mm. Read more.
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Note: This list has been compiled based on user activity on everything PE. To ensure that we cover the whole range of Power Over Ethernet ICs we limited the number of products from each category and company. The listed products are shown in random order and are grouped by category.
