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LTC4269IDKD-1#TRPBF

Name: LTC4269IDKD-1#TRPBF
Rating: 4.7 (12 reviews)

IC POE CNTRL 1 CHANNEL 32DFN

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規格

Part Status	Active
Type	Controller (PD), DC/DC
Number of Channels	1
Power - Max	25.5 W
Internal Switch(s)	Yes
Auxiliary Sense	Yes
Standards	802.3at (PoE+), 802.3af (PoE)
Voltage - Supply	37.2V ~ 60V
Current - Supply	1.35mA (Max)
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	32-WFDFN Exposed Pad
Supplier Device Package	32-DFN (7x4)
Base Product Number	LTC4269

概述

Description

The LTC4269IDKD-1#TRPBF is a Power-over-Ethernet (PoE) controller from Analog Devices, designed to facilitate the integration of PoE capabilities into Ethernet devices. This device enables the delivery of power alongside data over standard Ethernet cables, allowing for simplified wiring and increased flexibility in device placement.
Key features include support for both IEEE 802.3af and 802.3at (PoE and PoE+), ensuring compatibility with a wide range of powered devices. The LTC4269 operates with an input voltage range of 37V to 57V and incorporates advanced features such as programmable power classification, fault protection, and built-in IEEE 802.3 detection and classification.
The device is housed in a small 38-lead TSSOP package, making it suitable for space-constrained applications. It is ideal for use in IP cameras, wireless access points, and VoIP phones, among others. Overall, the LTC4269IDKD-1#TRPBF is a versatile solution for adding PoE functionality to various networking devices.

Features

The LTC4269IDKD-1#TRPBF is a Power over Ethernet (PoE) powered device (PD) controller from Analog Devices. Key features include:
1. Compliance: Supports IEEE 802.3af and 802.3at standards for PoE.
2. Power Budget: Can handle up to 30W of power delivery.
3. Integrated Hot Swap: Allows for safe insertion and removal of the device without disrupting the network.
4. PWM Control: Offers PWM control for efficient power management.
5. Inrush Current Control: Reduces inrush current during startup to protect components.
6. Overvoltage Protection: Provides protection against voltage spikes.
7. Programmable Current Limit: Allows for customization of current limits for enhanced flexibility.
8. Thermal Shutdown: Ensures safety by shutting down the device under excessive temperature conditions.
9. Compact Package: Available in a 28-lead TSSOP package for space-constrained applications.
These features make the LTC4269IDKD-1#TRPBF suitable for various PoE applications, ensuring reliable power management and efficient operation.

Package

The LTC4269IDKD-1#TRPBF is provided in a 28-lead TSSOP (Thin Shrink Small Outline Package) format.

Pinout

The LTC4269IDKD-1#TRPBF is a Power over Ethernet (PoE) powered device controller with a pin count of 28. It is designed to operate in powered device applications, allowing for the efficient management of power via Ethernet cables.
Key functions of the LTC4269 include:
1. PoE Detection: It detects and classifies powered Ethernet sources to ensure compatibility.
2. Power Management: Manages power delivery while ensuring safe operation and compliance with PoE standards.
3. Power Fault Protection: Provides overcurrent and thermal protection to prevent damage.
4. Interface Compatibility: Integrates with various Ethernet interfaces for seamless operation in network environments.
This device is suitable for applications in network cameras, VoIP phones, and other low-power devices that require PoE. For detailed function mapping and features, refer to the device's data sheet.

Manufacturer

The manufacturer of the LTC4269IDKD-1#TRPBF is Analog Devices, Inc. (ADI). Analog Devices is a multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves various industries, including automotive, communications, industrial, and consumer electronics. Founded in 1965, ADI is known for its innovation in precision signal processing and is a key player in the semiconductor industry, providing solutions that facilitate the conversion of real-world phenomena into actionable digital data. The LTC4269IDKD-1#TRPBF is a power-over-Ethernet (PoE) controller IC, highlighting ADI's focus on advanced technologies for power management and connectivity.

Application

The LTC4269IDKD-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 other networked equipment. It enables the safe and efficient delivery of power and data over Ethernet cables, facilitating simplified wiring and installation in enterprise, industrial, and residential environments.

Equivalent

The LTC4269IDKD-1#TRPBF is a Power over Ethernet (PoE) powered device controller. Equivalent products include:
1. Texas Instruments TPS23861
2. Microchip MCP8025
3. Maxim Integrated MAX5937
4. Analog Devices ADP8023
These alternatives may vary in features, so it's essential to review the specific requirements of your application.