TPS23751PWP

Product Overview

Category

The TPS23751PWP belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for power over Ethernet (PoE) applications, where it enables the delivery of both data and power over a single Ethernet cable.

Characteristics

• Power Management: The TPS23751PWP integrates various power management functions, including detection, classification, and current limiting.
• PoE Support: It complies with the IEEE 802.3af/at standards, allowing for efficient power delivery in PoE systems.
• High Efficiency: The IC incorporates advanced power conversion techniques, resulting in high efficiency and reduced power dissipation.
• Protection Features: It offers comprehensive protection features such as overvoltage, overcurrent, and thermal shutdown protection.
• Low Power Standby Mode: The TPS23751PWP includes a low-power standby mode, which helps conserve energy when the device is not actively delivering power.

Package and Quantity

The TPS23751PWP is available in a small outline package (SOP) with a wide power pad (WSON). It is supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 36V to 57V
• Output Voltage Range: 2.5V to 14V
• Maximum Output Current: 600mA
• Operating Temperature Range: -40°C to +85°C
• Package Type: WSON-20

Pin Configuration

The TPS23751PWP has a total of 20 pins. The pin configuration is as follows:

1. VDD
2. VDD
3. VDD
4. VDD
5. VDD
6. VDD
7. VDD
8. VDD
9. VDD
10. VDD
11. VDD
12. VDD
13. VDD
14. VDD
15. VDD
16. VDD
17. VDD
18. VDD
19. VDD
20. GND

Functional Features

• Detection and Classification: The TPS23751PWP incorporates a detection circuitry that identifies whether a connected device is PoE compatible. It also performs classification to determine the power requirements of the device.
• Current Limiting: The IC includes a current limit function to ensure safe power delivery and protect against overloading.
• Power Conversion: It features an integrated DC-DC converter for efficient power conversion and regulation.
• Fault Protection: The TPS23751PWP offers various fault protection mechanisms, including overvoltage, overcurrent, and thermal shutdown protection.

Advantages and Disadvantages

Advantages

• Simplified Design: The integration of multiple power management functions reduces the need for external components and simplifies system design.
• High Efficiency: The advanced power conversion techniques employed by the IC result in high efficiency, minimizing power losses.
• Comprehensive Protection: The inclusion of various protection features ensures reliable operation and safeguards against potential faults.
• IEEE 802.3af/at Compliance: The IC meets the industry-standard PoE specifications, ensuring compatibility with a wide range of devices.

Disadvantages

• Limited Output Current: The maximum output current of 600mA may not be sufficient for certain high-power PoE applications.
• Temperature Considerations: The operating temperature range of -40°C to +85°C may restrict its use in extreme temperature environments.

Working Principles

The TPS23751PWP operates based on the principles of power over Ethernet. It detects and classifies connected devices, determines their power requirements, and delivers the appropriate power levels over the Ethernet cable. The integrated DC-DC converter ensures efficient power conversion and regulation, while the protection features safeguard against faults.

Application Field Plans

The TPS23751PWP finds application in various PoE-enabled devices, including: 1. IP Cameras 2. Wireless Access Points 3. VoIP Phones 4. Network Switches 5. Industrial Automation Equipment

Alternative Models

For those seeking alternative options, the following models can be considered: 1. TPS23752PWP 2. TPS23753PWP 3. TPS23754PWP 4. TPS23755PWP

These models offer similar functionality and characteristics to the TPS23751PWP, providing flexibility in design choices.

---

Word Count: 530