TPS23841PAP

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TPS23841PAP

+Nomenclature

IC POE CNTRL 4 CHANNEL 64HTQFP

  • FabricantTexas Instruments

  • Pièce fabricant #TPS23841PAP

  • En stock4319

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Spécifications

Attribut Valeur
Part Status Active
Type Controller (PSE)
Number of Channels 4
Power - Max 25 W
Internal Switch(s) Yes
Auxiliary Sense No
Standards 802.3af (PoE)
Voltage - Supply 21.5V ~ 57V
Supply Current 10mA
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 64-PowerTQFP
Supplier Device Package 64-HTQFP (10x10)
Base Product Number TPS23841

Présentation

Description

The TPS23841PAP is a Power over Ethernet (PoE) controller designed by Texas Instruments. It is used in PoE systems to manage the delivery of power over Ethernet cables to connected devices like IP cameras, VoIP phones, and wireless access points. The controller facilitates the implementation of IEEE 802.3af/at standards, enabling up to 30 Watts of power delivery per port.
Key features of the TPS23841PAP include automatic device detection, classification, and power management. It supports four independent channels, allowing it to manage multiple powered devices simultaneously. The controller also provides flexibility with its programmable power management and real-time diagnostics capabilities. It includes protection features such as overcurrent, short-circuit, and thermal protection to ensure system reliability.
The TPS23841PAP is typically used in applications requiring efficient power management and distribution, such as Ethernet switches and midspan power injectors. Its integrated approach simplifies the design of PoE systems, reducing the need for external components and enhancing overall system efficiency.

Equivalent

The TPS23841PAP is a Power-over-Ethernet (PoE) controller from Texas Instruments. Equivalent products from other manufacturers may include:
1. Microsemi PD69104: A PoE controller supporting similar functions.
2. Maxim Integrated MAX5969: Another PoE controller with comparable features.
3. ON Semiconductor NCP1095: A PoE-PD Interface Controller that also offers similar capabilities.
Ensure to check electrical specifications and compatibility when considering alternatives.

Features

The TPS23841PAP is a quad-port power sourcing equipment (PSE) controller designed for Power over Ethernet (PoE) applications. It features IEEE 802.3af/at compliance, allowing it to deliver up to 30 watts per port. The device supports both autonomous and semi-autonomous operation modes, enabling flexible control and management of power to the connected devices. It includes advanced power management features such as dynamic power allocation and prioritization, ensuring efficient power distribution across multiple ports.
The TPS23841PAP offers comprehensive protection mechanisms, including over-current, under-voltage, and short-circuit protection, enhancing reliability and safety. It also includes per-port current and voltage monitoring, which facilitates detailed diagnostics and system management. With an I²C interface, it allows for easy integration with host systems for enhanced control and monitoring capabilities. The device is housed in a space-efficient HTQFP package, making it suitable for a wide range of PoE applications such as network switches, routers, and other networking equipment.

Pinout

The TPS23841PAP is a Power over Ethernet (PoE) power sourcing equipment (PSE) controller manufactured by Texas Instruments. It is designed to manage power delivery to powered devices (PDs) over Ethernet cables. The device comes in a 64-pin HTQFP (PAP) package.
Pin Count: 64 pins
Key Functions:
1. IEEE 802.3af/at Compliance: Supports PoE and PoE+ standards.
2. Quad-Channel Support: Manages up to four individual Ethernet ports.
3. Power Management: Provides real-time power monitoring and management capabilities.
4. Fault Protection: Features overcurrent, over-temperature, and short-circuit protection.
5. I2C Interface: Allows communication and configuration via an I2C bus.
6. LED Indicators: Supports status indication via external LEDs.
7. Port Prioritization: Enables prioritization of power delivery to critical ports.
8. Autonomous Operation: Can automatically detect and classify PDs.
These features make the TPS23841PAP suitable for applications in networking equipment where robust and efficient PoE management is required.

Manufacturer

The TPS23841PAP is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. It is particularly known for its analog and embedded processing chips, which are used in various applications across industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its innovation in the semiconductor industry and has a strong focus on research and development to support technological advancements.

Application

The TPS23841PAP is a Power over Ethernet (PoE) controller used in applications requiring power delivery and management over Ethernet cables. Key application areas include:
1. Network Switches and Routers: Provides PoE capabilities to network devices.
2. Wireless Access Points: Supplies power to Wi-Fi access points without additional power lines.
3. IP Cameras and VoIP Phones: Enables remote power supply for security cameras and telephones.
4. Industrial and Commercial Automation: Facilitates power for automated systems and sensors.
5. Retail Point-of-Sale Systems: Powers devices like barcode scanners and payment terminals.
Its use helps in reducing infrastructure costs and enhancing the flexibility of networked device deployment.

Package

The TPS23841PAP is a Power-over-Ethernet (PoE) controller from Texas Instruments, and it comes in an HTQFP (Heat Sink Thin Quad Flat Pack) package. Specifically, it is a 64-pin PowerPAD HTQFP, which helps in efficient heat dissipation.

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