LTC4290AIUJ#PBF
- Mfr.Part #
- LTC4290AIUJ#PBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 40-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC POE CNTRL 8 CHANNEL 40QFN
- Stock
- 24,757
- In Stock :
- 24,757
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Power Over Ethernet (PoE) Controllers
- Packaging :
- Tube
- JESD-30 Code :
- S-PQCC-N40
- RoHS Status :
- ROHS3 Compliant
- JESD-609 Code :
- e3
- Terminal Finish :
- Matte Tin (Sn)
- Power - Max :
- 90W
- Factory Lead Time :
- 8 Weeks
- Additional Feature :
- ALSO REQUIRED VDD OF 3V TO 3.6V
- Number of Channels :
- 8
- Number of Terminations :
- 40
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Neg Supply Voltage-Min (Vsup) :
- -57V
- Internal Switch(s) :
- No
- Package / Case :
- 40-WFQFN Exposed Pad
- Width :
- 6mm
- Standards :
- 802.3at (PoE+), 802.3af (PoE), LTPoE++
- Terminal Pitch :
- 0.5mm
- Type :
- Controller (PSE)
- Neg Supply Voltage-Nom (Vsup) :
- -54V
- Power Supplies :
- 3.354V
- Number of Functions :
- 1
- Pin Count :
- 40
- Neg Supply Voltage-Max (Vsup) :
- -45V
- Operating Temperature :
- -40°C~85°C
- Length :
- 6mm
- Published :
- 2005
- Voltage - Supply :
- 3V~3.6V
- Supply Current-Max (Isup) :
- 15mA
- Surface Mount :
- yes
- Current - Supply :
- 10mA
- Terminal Position :
- QUAD
- Base Part Number :
- LTC4290
- Datasheets
- LTC4290AIUJ#PBF

Power Over Ethernet (PoE) Controllers Analog Devices, Inc. LTC4290AIUJ#PBF Overview
The Power Over Ethernet (PoE) Controllers Analog Devices, Inc. LTC4290AIUJ#PBF is a high-performance integrated circuit designed for robust management of multi-port PoE systems. Ideal for applications requiring centralized power distribution and management, this controller simplifies the deployment of power to PoE-capable devices over Ethernet networks. The LTC4290AIUJ#PBF integrates advanced features that enhance system reliability, efficiency, and communication, making it an excellent choice for network administrators and system integrators looking to streamline their network infrastructure with PoE capabilities.
LTC4290AIUJ#PBF Features
This 8-channel PoE controller boasts a range of features designed to maximize performance in demanding environments. Each port supports up to 90W of power, compliant with the IEEE 802.3bt standard, ensuring compatibility with high-power devices. With its integrated power management capabilities, the LTC4290AIUJ#PBF provides per-port power prioritization, real-time power monitoring, and fault protection, which are essential for maintaining system integrity and uptime. Additionally, its compact 40-QFN package allows for efficient use of PCB space in densely packed systems.
LTC4290AIUJ#PBF Applications
- Network Cameras: Powers high-definition security cameras through Ethernet cabling, eliminating the need for separate power supplies and reducing installation complexity.
- Wireless Access Points: Facilitates deployment in locations without easy access to power outlets, streamlining the setup of wireless networks in large buildings or campuses.
- VoIP Phones: Enables centralized power control and backup, ensuring reliable operation even during power outages for critical communication infrastructures.
- Point of Sale (POS) Systems: Provides power and data connectivity through a single Ethernet cable, simplifying the wiring requirements for retail environments.
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