Linear Technology LTC4267CDHC-3#TRPBF

The LTC4267CDHC-3#TRPBF is a high-performance integrated Power over Ethernet (PoE) interface and current-mode switching regulator designed by Linear Technology, a brand of Analog Devices. This advanced component is engineered to facilitate the delivery of regulated power over Ethernet cabling to powered devices (PDs), which makes it an essential part of networked equipment such as IP cameras, wireless access points, and VoIP phones.

The LTC4267CDHC-3#TRPBF is compliant with the IEEE 802.3af standard, ensuring interoperability with a wide range of PoE equipment. The device incorporates a signature resistor, a classification current source, and an under-voltage lockout (UVLO) optimized for the specified input voltage range, which enhances the safety and reliability of the PDs it powers.

One of the key features of this product is its integrated switching regulator, which operates in current mode for improved transient response and noise margin. This built-in regulator allows for a reduced external component count, which can lead to a more compact and cost-effective design for end products. Additionally, the LTC4267CDHC-3#TRPBF supports a variety of output voltages, providing flexibility for different application requirements.

The device is housed in a compact DHC package, offering a space-saving solution for modern electronic systems. Furthermore, it is designed with thermal protection and a robust 100V silicon avalanche diode, which provides enhanced surge protection, ensuring the longevity and reliability of the end application even in harsh environmental conditions.

With its advanced features and compliance with industry standards, the LTC4267CDHC-3#TRPBF is an ideal solution for designers looking to integrate PoE capability into their products. It simplifies the design process, reduces overall system cost, and accelerates time-to-market for PoE-enabled devices.

Overall, the LTC4267CDHC-3#TRPBF from Linear Technology represents a state-of-the-art solution for power delivery over Ethernet, combining functionality, efficiency, and reliability in a single integrated package.