Description
The LT4321IUF#PBF is an OR Controller N-Channel Single from Analog Devices, designed for Power over Ethernet (PoE) applications. It reduces heat and eliminates thermal design problems, maximizing power efficiency while consuming less than 800μA quiescent operating current.
This device is fully compatible with IEEE 802.3 detection and classification, making it suitable for PoE, PoE+, and LTPoE++ applications. It works with 2-pair and 4-pair PoE applications and features a 16-pin QFN package.
The LT4321IUF#PBF is ideal for powered devices in PoE/PoE+/LTPoE++ systems, as well as DC polarity correction and ideal diode-ORing of telecom supplies. Its high operating temperature range (up to 125°C) makes it suitable for harsh environments.
Features
Based on the product information, the features of LT4321IUF#PBF are:
- Reduces heat and eliminates thermal design problems
- Maximizes power efficiency
- Has a quiescent operating current of less than 800μA
- Fully compatible with IEEE 802.3 detection and classification
- Compliant with IEEE 802.3 when paired with a powered device (PD) controller
- Works with 2-pair and 4-pair PoE applications
- Compatible with PoE, PoE+, and LTPoE++ standards
- Has an absolute maximum voltage of 100V
- H-Grade version operates up to 125°C
These features make the LT4321IUF#PBF suitable for use in POE/PoE+/LTPoE++ powered devices and DC polarity correction applications.
Package
The package type of LT4321IUF#PBF is QFN-16-EP (4x4).
Pinout
The LT4321IUF#PBF has a pin count of 16, packaged in a QFN-16-EP (4x4) package. It is an OR Controller N-Channel Single device that functions as a DC Polarity Correction and Ideal Diode-ORing circuit for telecom supplies or PoE/PoE+/LTPoE++ powered devices.
Manufacturer
The manufacturer of the LT4321IUF#PBF is Analog Devices, a fabless semiconductor company that designs and manufactures analog, mixed-signal, and digital integrated circuits (ICs) for use in a wide range of applications, including industrial process control, medical equipment, automotive electronics, and more.
Applications
The LT4321IUF#PBF OR Controller is suitable for Power over Ethernet (PoE) / PoE+ / LTPoE++ powered devices, such as IP cameras, VoIP phones, and network switches. It can also be used for DC polarity correction and ideal diode-ORing of telecom supplies.
Equivalent
The equivalent products of LT4321IUF#PBF are:
- Texas Instruments TPS2375
- ON Semiconductor NCP1396
- STMicroelectronics LTM8020
These devices are OR controllers for Power over Ethernet (PoE) applications, offering similar functionality and features to the LT4321IUF#PBF.
Payment
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Warranty
Printed circuit tracks do not weld well