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Name: TPS23881RTQR
Brand: Texas Instruments
SKU: TPS23881RTQR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments TPS23881RTQR

Part No.:: TPS23881RTQR

Manufacturer:: Texas Instruments

Package:

Datasheet:: TPS23881RTQR.pdf

Description:: IC POE CNTRL 8 CHAN IEEE 802.3BT

In Stock:: 9999

Quantity:: Add To Cart

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TPS23881RTQR Specifications

Package/Case:
Packaging:
56-VQFN (8x8)
Series:
ProductStatus:
Type:
NumberofChannels:
Power-Max:
InternalSwitch(s):
AuxiliarySense:
Standards:
Voltage-Supply:
Current-Supply:
OperatingTemperature:
MountingType:

TPS23881RTQR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TPS23881RTQR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for TPS23881RTQR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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TPS23881RTQR information

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TPS23881RTQR Typical application Circuitry

The TPS23881RTQR serves as a robust solution in the realm of Power over Ethernet (PoE) systems. Being a PoE Power Sourcing Equipment (PSE) controller, it enables both detection and classification of Powered Devices (PDs), offering an integrated solution for high-powered applications. From IP cameras to VoIP phones, its use is widespread. With 8 channels supporting up to 71.3W per port, it can significantly streamline PoE deployments in networking equipment.

Now, diving into an application scenario, let's consider integrating the TPS23881RTQR in a PoE switch used in a surveillance system. Below, we chart a detailed guide to constructing a reliable circuit:

1. Power Input Configuration:

- VIN (Pin 9, Pin 10): Supply the chip with an input voltage of 50V through these pins, ensuring a steady power foundation for the chip's operation.

2. PoE Port Configuration:

- P1-P8 (Pin 22 to 29): These pins are your PoE port output pins. Connect them to the respective Ethernet ports to deliver power to connected devices like IP cameras.

3. Feedback Loop:

- FB1-FB8 (Pin 11 to 18): Establish a feedback loop by connecting these pins to the respective current sense resistors for each channel, ensuring regulated power delivery to the PDs.

4. Communication Bus Setup:

- SDA/SCL (Pin 19 and 20): Establish a communication channel by connecting these pins to the I²C bus of a microcontroller, facilitating intelligent control and monitoring of the PoE ports.

5. Reset and Interrupt Handling:

- RESET (Pin 38): Connect this pin to a microcontroller to facilitate system reset when necessary.

- INT (Pin 39): This pin can be used as an interrupt output, signaling the microcontroller in case of faults or alerts.

As we design this circuit, a few critical aspects warrant meticulous attention:

1. Voltage Regulation: Prioritize setting up a stable voltage supply, thereby avoiding fluctuations that might affect the performance of the TPS23881RTQR.

2. Thermal Management: Engage appropriate strategies for heat dissipation, safeguarding the TPS23881RTQR from potential overheating and ensuring sustained performance.

3. Component Placement: Opt for strategic placement of components to minimize potential interference and ensure optimal performance.

4. Firmware Integration: Develop firmware that can intelligently manage the TPS23881RTQR, leveraging its features to the fullest extent.

5. Safety Considerations: Incorporate necessary safety protocols to prevent any potential damage or hazards, particularly considering the high power levels that the TPS23881RTQR can handle.

To encapsulate, the TPS23881RTQR stands as a cornerstone in constructing robust PoE systems, particularly in surveillance networks. By adhering to critical considerations like voltage stability, heat management, intelligent component placement, integrated firmware control, and stringent safety protocols, one can engineer a resilient and efficient system. To master the intricacies of this chip, referring to the TPS23881RTQR datasheet remains indispensable.

TPS23881RTQR FAQ

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6. What is the process for return or replacement of TPS23881RTQR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TPS23881RTQR we delivered, we will accept the replacement or return of the TPS23881RTQR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of TPS23881RTQR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations