TPS23754PWPR

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TPS23754PWPR

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IC POE CNTRL 1 CHANNEL 20HTSSOP

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  • Gói HTSSOP (PWP)-20

  • Có sẵn4756

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Controller (PD), DC/DC
NumberofChannels 1
Power-Max 30 W
InternalSwitch(s) Both
AuxiliarySense No
Standards 802.3at (PoE+), 802.3af (PoE)
Voltage-Supply 0V ~ 57V
Current-Supply 920µA
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 20-PowerTSSOP (0.173, 4.40mm Width)

Tổng quan

Description

The TPS23754PWPR is a highly integrated Power over Ethernet (PoE) controller and DC-DC converter from Texas Instruments. It is designed for use in PoE-powered devices, such as IP phones, surveillance cameras, and wireless access points. The chip supports both IEEE 802.3at Type 1 (15.4W) and Type 2 (30W) PoE standards, making it versatile for various power levels. It includes a PoE interface and a PWM controller to facilitate efficient power conversion.
Key features include a high-efficiency DC-DC converter with an integrated switch, support for external FETs for higher power applications, undervoltage lockout, and thermal protection to ensure reliable operation. The TPS23754PWPR also offers an advanced startup and fault recovery mechanism, enabling robust performance in different environments. Its small footprint and minimal external component requirements make it suitable for compact designs.
Overall, the TPS23754PWPR is an effective solution for designers looking to implement PoE functionality in their products, offering flexibility, efficiency, and reliability.

Equivalent

Equivalent products to the TPS23754PWPR, a Power over Ethernet (PoE) controller, include:
1. Silicon Labs Si3404 - Integrated PoE PD controller.
2. Microchip PD70224ILQ - PoE and DC-to-DC converter controller.
3. ON Semiconductor NCP1095 - Integrated PoE-PD interface controller.
4. Maxim Integrated MAX5969 - PoE interface with DC-DC controller.
These alternatives offer similar functions for handling power and data over Ethernet connections. Always check specific application requirements when selecting an equivalent.

Features

The TPS23754PWPR is a high-efficiency PoE (Power over Ethernet) interface and DC-DC controller designed by Texas Instruments. Key features include:
1. IEEE 802.3at Compliant: Supports PoE+ applications, allowing up to 25.5W of power delivery.
2. Integrated DC-DC Controller: Supports various topologies like flyback, forward, and active clamp forward, enhancing design flexibility.
3. High Efficiency: Advanced power management with synchronous rectification for efficient energy conversion.
4. Auxiliary Power Support: Allows operation with external power supplies, useful for redundancy or higher power requirements.
5. Protection Features: Includes inrush current limiting, thermal protection, and output overvoltage protection to ensure robust operation.
6. Programmable Features: Offers programmable frequency, soft start, and slope compensation for tailored performance.
7. Compact Package: Available in a 20-pin HTSSOP package, facilitating compact and efficient designs.
These features make the TPS23754PWPR ideal for powering devices like IP cameras, wireless access points, and VoIP phones, where efficient power management and reliability are critical.

Pinout

The TPS23754PWPR is a Power over Ethernet (PoE) interface and DC-DC controller from Texas Instruments. It is typically used in applications requiring power from Ethernet cables, such as IP phones and wireless access points. The device is housed in a 20-pin HTSSOP (PWP) package.
Pin Count: 20 pins.
Key Functions:
- PoE Interface: Integrates IEEE 802.3af/at compliant PoE interface, facilitating power reception from Ethernet cables.
- DC-DC Controller: Incorporates a DC-DC converter controller for efficient power conversion.
- Switching Frequency: Supports adjustable switching frequency, enabling flexibility in design.
- Integrated FET Driver: Features integrated FET drivers for ease of implementation in power conversion circuits.
- Protection Features: Includes overcurrent, thermal protection, and inrush current limiting to enhance reliability.
- Power Good and Enable: Provides signaling for power-good status and enable/disable control for additional flexibility.
- Auxiliary Power Support: Allows usage of auxiliary power, maintaining the device's versatility in different scenarios.
These features make the TPS23754PWPR a versatile choice for efficient and reliable PoE applications.

Manufacturer

The TPS23754PWPR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits. These components are used in a wide range of electronic devices, including but not limited to consumer electronics, industrial equipment, automotive systems, and communications equipment. TI is well-known for its innovation in analog and embedded processing chips and is a major player in the semiconductor industry.

Application

The TPS23754PWPR is a Power-over-Ethernet (PoE) controller often used in applications requiring power and data transmission over Ethernet cables. Key application areas include IP phones, wireless access points, IP cameras, and other networked devices that benefit from PoE functionality. It supports both Type 1 (IEEE 802.3af) and Type 2 (IEEE 802.3at) PoE standards, making it suitable for delivering up to 25.5 watts of power. Additionally, it's used in Ethernet-enabled devices that need efficient power conversion and management, such as industrial automation equipment and networked sensors, due to its integrated DC-DC converter and support for high-efficiency power management.

Package

The TPS23754PWPR is a Texas Instruments Power over Ethernet (PoE) interface and DC/DC controller IC. It comes in a PowerPAD™ TSSOP-28 package, which is a thermally enhanced Thin Shrink Small Outline Package with 28 pins and a PowerPAD for improved thermal performance.

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