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IC POE CNTRL 1 CHANNEL 32DFN
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製造商ADI公司
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製造商部分 #LTC4269IDKD-1#TRPBF
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有存貨6885
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規格
| 屬性 | 價值 |
| 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 |
| Supply Current | 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 designed by Analog Devices, Inc. It is used for managing power delivery over Ethernet cables, compliant with IEEE 802.3af/at standards. The device integrates a high-efficiency DC/DC converter that supports a wide range of output voltages and power levels, making it suitable for applications such as IP phones, wireless access points, and network cameras.
Key features include integrated hot swap MOSFETs and diodes, overcurrent protection, thermal shutdown, and power classification circuitry. The LTC4269IDKD-1#TRPBF operates in conjunction with a PSE (Power Sourcing Equipment) to negotiate the power requirements and ensure efficient power delivery. Its compact design and surface-mount package make it ideal for designs requiring minimal board space. The controller ensures robust performance with high reliability and efficiency in delivering power over data cables, enabling convenient and centralized power management in networked environments.
Key features include integrated hot swap MOSFETs and diodes, overcurrent protection, thermal shutdown, and power classification circuitry. The LTC4269IDKD-1#TRPBF operates in conjunction with a PSE (Power Sourcing Equipment) to negotiate the power requirements and ensure efficient power delivery. Its compact design and surface-mount package make it ideal for designs requiring minimal board space. The controller ensures robust performance with high reliability and efficiency in delivering power over data cables, enabling convenient and centralized power management in networked environments.
Equivalent
The LTC4269IDKD-1#TRPBF is a PoE (Power over Ethernet) controller from Analog Devices. Equivalent products could include:
1. TPS23753PWP from Texas Instruments - A PoE powered device controller.
2. Si3402-B-GM from Silicon Labs - A PoE PD interface and DC-DC converter.
3. MAX5969AETI+T from Maxim Integrated - A PoE interface controller.
While these alternatives may offer similar functionalities, always verify electrical specifications, features, and compatibility for your specific application.
1. TPS23753PWP from Texas Instruments - A PoE powered device controller.
2. Si3402-B-GM from Silicon Labs - A PoE PD interface and DC-DC converter.
3. MAX5969AETI+T from Maxim Integrated - A PoE interface controller.
While these alternatives may offer similar functionalities, always verify electrical specifications, features, and compatibility for your specific application.
Features
The LTC4269IDKD-1#TRPBF is a Power over Ethernet (PoE) controller designed for high-power applications. It supports IEEE 802.3at Type 2 (also known as PoE+) for delivering up to 25.5W of power over Ethernet cables. Key features include:
1. Integrated PD Interface: Simplifies design by incorporating a power interface for powered devices.
2. High Efficiency: Offers a synchronous flyback topology, optimizing power conversion efficiency.
3. Power Classification: Supports multiple power classifications and detection signatures for PoE compliance.
4. Low RDS(ON) MOSFETs: Reduces power loss and thermal stress.
5. Overload Protection: Features thermal shutdown and overload protection to enhance reliability.
6. Programmable Features: Allows for user customization to fit specific application needs.
7. Compact Package: Available in a thermally enhanced, small-footprint package suitable for space-constrained designs.
These features make it ideal for applications in IP phones, wireless access points, and networked security cameras.
1. Integrated PD Interface: Simplifies design by incorporating a power interface for powered devices.
2. High Efficiency: Offers a synchronous flyback topology, optimizing power conversion efficiency.
3. Power Classification: Supports multiple power classifications and detection signatures for PoE compliance.
4. Low RDS(ON) MOSFETs: Reduces power loss and thermal stress.
5. Overload Protection: Features thermal shutdown and overload protection to enhance reliability.
6. Programmable Features: Allows for user customization to fit specific application needs.
7. Compact Package: Available in a thermally enhanced, small-footprint package suitable for space-constrained designs.
These features make it ideal for applications in IP phones, wireless access points, and networked security cameras.
Pinout
The LTC4269IDKD-1#TRPBF is a Power over Ethernet (PoE) controller from Analog Devices. It is specifically designed for isolated flyback converters. This device comes in a 16-lead plastic DFN (4mm × 5mm) package. The main function of the LTC4269IDKD-1#TRPBF is to provide a complete IEEE 802.3at Type 1 (PoE+) powered device (PD) interface with a range of features such as high efficiency and low power dissipation. It integrates a PD controller and a DC/DC controller optimized for applications up to 13W. Key features include detection, classification, inrush current limiting, and thermal protection. The device simplifies PoE design by incorporating essential functions for power management in networked equipment.
Manufacturer
The LTC4269IDKD-1#TRPBF is manufactured by Analog Devices, Inc. Analog Devices, often abbreviated as ADI, is a multinational company specializing in the design and manufacturing of a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company is well-known for its high-performance analog technology and is a leader in data conversion and signal conditioning technologies. ADI serves a broad spectrum of industries, including communications, healthcare, automotive, industrial, and consumer electronics, providing solutions that facilitate the conversion, conditioning, and processing of real-world phenomena such as temperature, pressure, sound, light, speed, and motion into electrical signals to be used in electronic systems. ADI is recognized for its innovation and engineering expertise, offering products and solutions that enhance the efficiency and performance of electronic devices and systems.
Application
The LTC4269IDKD-1#TRPBF is a Power over Ethernet (PoE) controller used primarily in applications requiring efficient power delivery over Ethernet cables. Key application areas include:
1. IP Telephony: Powering VoIP phones without separate power supplies.
2. Wireless Access Points: Providing power and data connectivity in wireless networking.
3. Security Cameras: Supporting surveillance systems with reliable power.
4. Network Switches and Routers: Enabling PoE capabilities in networking equipment.
5. IoT Devices: Facilitating power and data transfer for Internet of Things applications.
These applications leverage the LTC4269IDKD-1#TRPBF for its ability to efficiently manage power delivery over Ethernet infrastructure, simplifying installations and reducing cabling requirements.
1. IP Telephony: Powering VoIP phones without separate power supplies.
2. Wireless Access Points: Providing power and data connectivity in wireless networking.
3. Security Cameras: Supporting surveillance systems with reliable power.
4. Network Switches and Routers: Enabling PoE capabilities in networking equipment.
5. IoT Devices: Facilitating power and data transfer for Internet of Things applications.
These applications leverage the LTC4269IDKD-1#TRPBF for its ability to efficiently manage power delivery over Ethernet infrastructure, simplifying installations and reducing cabling requirements.
Package
The LTC4269IDKD-1#TRPBF is a Hot Swap controller in a DFN (Dual Flat No-Lead) package. Specifically, it is provided in a 12-lead (4mm x 3mm) DFN package type, suitable for managing power in high-availability systems.
