MAX5971AETI+T

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MAX5971AETI+T

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IC POE CNTRL 1 CHANNEL 28TQFN

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #MAX5971AETI+T

  • Datenblatt MAX5971AETI+T DataSheet

  • Auf Lager2994

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Spezifikationen

Attribut Wert
PartStatus Active
BaseProductNumber MAX5971
Type Controller (PSE)
NumberofChannels 1
Power-Max 40 W
InternalSwitch(s) Yes
AuxiliarySense No
Standards 802.3at (PoE+), 802.3af (PoE)
Voltage-Supply 32V ~ 60V
Current-Supply 2.5mA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package 28-WFQFN Exposed Pad
SupplierDevicePackage 28-TQFN (5x5)
Packaging Cut Tape (CT), Tape & Reel (TR)

Übersicht

Description

The MAX5971AETI+T is a power management integrated circuit (PMIC) designed for Power over Ethernet (PoE) applications. It facilitates the safe delivery of power alongside data over Ethernet cables, adhering to IEEE 802.3af/at/bt standards. This device features a highly integrated design that includes a power switch, voltage regulators, and control logic, enabling efficient power management.
Key features of the MAX5971AETI+T include support for both Type 1 (15.4W) and Type 2 (30W) PoE standards, as well as advanced protection mechanisms like short-circuit, over-temperature, and under-voltage lockout. The IC operates with a wide input voltage range, making it suitable for various network applications.
Additionally, it offers features such as programmable current limit, fault reporting, and low quiescent current consumption, contributing to overall efficiency and reliability. The MAX5971AETI+T is commonly employed in network switches, routers, and IP cameras, making it a vital component in modern networking and telecommunications infrastructure.

Equivalent

The MAX5971AETI+T is a Power-over-Ethernet (PoE) powered device controller. Equivalent products include the Texas Instruments TPS23753, Analog Devices ADP5004, and the Microchip MCP8025. These alternatives offer similar functionalities for PoE applications, but ensure to check specific features and specifications for compatibility with your design requirements.

Features

The MAX5971AETI+T is a Power over Ethernet (PoE) powered device (PD) controller designed for efficient power management in PoE applications. Key features include:
1. Standards Compliance: Supports IEEE 802.3af and 802.3at PoE standards.
2. Power Management: Integrates a high-efficiency power switch for optimal power delivery.
3. Flexible Voltage Range: Operates with input voltages from 36V to 57V, suitable for various network environments.
4. Programmable Power Levels: Allows configuration of power levels to meet specific device requirements.
5. Low Quiescent Current: Ensures minimal power consumption during idle states.
6. Integrated Protection: Features built-in over-temperature and over-current protection for enhanced reliability.
7. Compact Design: Available in a small package, facilitating integration into space-constrained applications.
8. Compatibility: Works with both low-power and high-power PoE applications, supporting diverse devices like IP cameras and VoIP phones.
These features make the MAX5971AETI+T ideal for efficient and reliable PoE systems.

Pinout

The MAX5971AETI+T is a Power-over-Ethernet (PoE) powered device (PD) controller. It has a total of 16 pins.
The key functions of the pins include:
- Power Management: The device manages the power sourcing and delivery through the Ethernet cable.
- Detection: It verifies if a valid power source is present.
- Classification: It categorizes the power requirements of the connected device.
- Power Good Indicator: Signals whether the device is receiving appropriate power levels.
- Fault Protection: Provides over-temperature and over-current protection.
The device operates efficiently in PoE applications, ensuring reliable power distribution while minimizing power loss. For detailed specifications, consult the manufacturer's datasheet.

Manufacturer

The MAX5971AETI+T is manufactured by Maxim Integrated, a company that specializes in designing and producing analog and mixed-signal integrated circuits. In 2021, Maxim Integrated was acquired by Analog Devices, Inc. (ADI), a global leader in high-performance analog, mixed-signal, and digital signal processing technologies.
Maxim Integrated focuses on a wide array of applications, including power management, signal processing, and communications. Their products are utilized in various sectors such as automotive, telecommunications, industrial automation, and consumer electronics. The MAX5971AETI+T specifically is a hot-swap controller designed for high-voltage applications, allowing systems to be powered without interruption and ensuring that components can be safely connected or disconnected during operation.
Overall, the company is known for its innovation and commitment to providing high-quality semiconductor solutions that meet the evolving needs of engineers and developers across multiple industries.

Application

The MAX5971AETI+T is a Power over Ethernet (PoE) powered device (PD) controller used in various applications, including IP cameras, VoIP phones, wireless access points, and network switches. It enables safe and efficient power delivery over Ethernet cables, supporting both IEEE 802.3af and 802.3at standards. The device features integrated power management, low power consumption, and supports multiple power classes, making it suitable for applications requiring reliable power supply alongside data transmission in enterprise networking and security systems. Its compact design and efficiency also make it ideal for space-constrained environments.

Package

The MAX5971AETI+T is available in a TQFN (Thin Quad Flat No-Lead) package, specifically a 32-pin TQFN measuring 5mm x 5mm. This package type allows for efficient thermal performance and compact design in applications.

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