LTC4259ACGW-1#TRPBF

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LTC4259ACGW-1#TRPBF

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IC POE CNTRL 4 CHANNEL 36SSOP

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規格

屬性 價值
Part Status Active
Type Controller (PSE)
Number of Channels 4
Power - Max 15.4 W
Internal Switch(s) No
Auxiliary Sense No
Standards 802.3af (PoE)
Voltage - Supply 48V ~ 57V
Supply Current 2mA
Operating Temperature 0°C ~ 70°C
Mounting Type Surface Mount
Package / Case 36-BSOP (0.295", 7.50mm Width)
Supplier Device Package 36-SSOP
Base Product Number LTC4259

概述

Description

The LTC4259ACGW-1#TRPBF is a Power over Ethernet (PoE) controller from Analog Devices, designed to provide power management for Ethernet devices. It supports PoE standards, including IEEE 802.3af and 802.3at, enabling the delivery of power alongside data over standard network cables. The device features an integrated power management system that includes detection, classification, and power delivery, making it suitable for devices such as IP cameras, VoIP phones, and wireless access points.
Key specifications include a wide input voltage range, robust thermal management, and the ability to handle multiple power profiles. The LTC4259ACGW-1#TRPBF also incorporates fault protection features, ensuring reliable operation in various environments. Its compact size and efficient design make it ideal for space-constrained applications. Overall, this controller simplifies the integration of PoE into devices, enhancing their functionality and reducing the need for additional power supplies.

Equivalent

Equivalent products to the LTC4259ACGW-1#TRPBF include the following chips: Texas Instruments TPS23861, Maxim Integrated MAX5971, and Microchip MCP1810. These alternatives may offer similar Power-over-Ethernet (PoE) functionality or operating characteristics. Always verify specifications and compatibility with your specific application before substitution.

Features

The LTC4259ACGW-1#TRPBF is a Power over Ethernet (PoE) powered device (PD) controller designed for use in network applications. Key features include:
1. PoE Compliance: Supports IEEE 802.3af/at standards, enabling power over Ethernet.
2. Power Management: Offers power management and protection features to ensure safe operation and prevent damage.
3. Low Quiescent Current: Minimizes power consumption during idle states.
4. Integrated MOSFET Drivers: Facilitates high-efficiency power conversion with integrated drivers for external FETs.
5. Programmable Power Levels: Allows configuration of power levels based on the application needs.
6. Thermal Protection: Includes thermal shutdown features to enhance reliability.
7. Compact Package: Available in a 16-lead TSSOP package for space-constrained designs.
8. Monitoring Capabilities: Provides status and fault monitoring to enable system diagnostics.
This device is ideal for applications such as VoIP phones, wireless access points, and IP cameras, ensuring efficient power delivery over Ethernet.

Pinout

The LTC4259ACGW-1#TRPBF is a Power over Ethernet (PoE) powered device (PD) controller integrated circuit (IC) with a total of 16 pins. Its primary functions include managing the detection and classification of power sources, as well as providing power management for devices over Ethernet connections.
Key features include:
- Detection of PoE power sources
- Classifying the device to determine power requirements
- Protection features such as overcurrent and thermal shutdown
- Interface for communication and control
The IC is designed to work with IEEE 802.3af and 802.3at standards, enabling efficient power distribution in networking applications. It is available in a compact 16-lead TSSOP package, making it suitable for various PoE-enabled applications.

Manufacturer

The manufacturer of the LTC4259ACGW-1#TRPBF is Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing integrated circuits (ICs) and various semiconductor products. Founded in 1965, the company is renowned for its innovations in data conversion, signal processing, and power management technologies, serving a wide range of industries including telecommunications, automotive, healthcare, and industrial automation. The LTC4259ACGW-1#TRPBF is a powered device (PD) controller designed for Power over Ethernet (PoE) applications, highlighting the company's focus on advanced power management solutions.

Application

The LTC4259ACGW-1#TRPBF is a Power over Ethernet (PoE) powered device (PD) controller designed for applications such as IP cameras, VoIP phones, wireless access points, and network switches. It enables these devices to receive power and data over Ethernet cables, simplifying installation and reducing wiring complexity. The controller supports IEEE 802.3af/at standards, allowing for efficient power management and compliance with PoE specifications. Additionally, it is used in industrial equipment, building automation, and smart lighting systems, where remote power delivery is essential.

Package

The LTC4259ACGW-1#TRPBF is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package). This package type is designed for space-efficient applications, providing good thermal performance and ease of handling.

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