規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Part Status | Active |
| Type | Controller (PD), DC/DC |
| Number of Channels | 1 |
| Power - Max | 30 W |
| Internal Switch(s) | Both |
| Auxiliary Sense | No |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Voltage - Supply | 0V ~ 57V |
| Supply Current | 920µA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
概述
Description
The TPS23754PWP is a highly integrated Power over Ethernet (PoE) controller designed for Powered Devices (PD) in compliance with IEEE 802.3af and IEEE 802.3at standards. It combines a PoE interface with a DC-DC controller, enabling efficient power management for devices like IP phones, wireless access points, and IP cameras.
Key features include:
- Integrated PoE and PWM controller, reducing external component requirements.
- Supports both Class 4 (25.5 W) and lower power level devices.
- High-efficiency DC-DC converter supporting various topologies such as flyback and forward.
- Programmable frequency with synchronization capability.
- Comprehensive protection features, including over-voltage, under-voltage, and thermal shutdown.
- Supports an extended temperature range, ideal for industrial applications.
The TPS23754PWP package is a 20-pin TSSOP (Thin Shrink Small Outline Package) with PowerPAD, enhancing thermal performance. Its compact design and robust feature set make it suitable for compact, high-performance PoE applications.
Key features include:
- Integrated PoE and PWM controller, reducing external component requirements.
- Supports both Class 4 (25.5 W) and lower power level devices.
- High-efficiency DC-DC converter supporting various topologies such as flyback and forward.
- Programmable frequency with synchronization capability.
- Comprehensive protection features, including over-voltage, under-voltage, and thermal shutdown.
- Supports an extended temperature range, ideal for industrial applications.
The TPS23754PWP package is a 20-pin TSSOP (Thin Shrink Small Outline Package) with PowerPAD, enhancing thermal performance. Its compact design and robust feature set make it suitable for compact, high-performance PoE applications.
Equivalent
The TPS23754PWP is a PoE (Power over Ethernet) controller from Texas Instruments. Equivalent products include:
1. Silicon Labs' Si3402: An integrated PoE controller.
2. Microchip's PD70224: A PoE interface and DC-DC converter.
3. ON Semiconductor's NCP1090: A PoE-PD interface.
4. Maxim Integrated's MAX5969: A PoE-powered device controller.
These alternatives offer similar functionalities in PoE applications, but compatibility and specific features should be reviewed based on the application's requirements.
1. Silicon Labs' Si3402: An integrated PoE controller.
2. Microchip's PD70224: A PoE interface and DC-DC converter.
3. ON Semiconductor's NCP1090: A PoE-PD interface.
4. Maxim Integrated's MAX5969: A PoE-powered device controller.
These alternatives offer similar functionalities in PoE applications, but compatibility and specific features should be reviewed based on the application's requirements.
Features
The TPS23754PWP is a Power over Ethernet (PoE) interface and DC-DC controller specifically designed for applications requiring efficient power delivery and management. Key features include:
1. IEEE 802.3at Compliance: Supports PoE and PoE+ standards for higher power delivery up to 25.5W.
2. Integrated PoE Interface: Incorporates detection, classification, and inrush current limit functions.
3. DC-DC Controller: Supports isolated and non-isolated topologies with programmable frequency, soft start, and loop compensation.
4. Enhanced Protection: Features thermal shutdown, fault protection, and input under-voltage lockout.
5. Efficiency: High-efficiency synchronous rectification helps reduce overall power consumption.
6. Flexibility: Compatible with both flyback and forward converter topologies.
7. Package: Available in a 20-pin TSSOP package, facilitating compact design implementations.
8. Wide Temperature Range: Suitable for industrial applications with a range from -40°C to 125°C.
These features make the TPS23754PWP suitable for use in applications like IP phones, wireless access points, and IP cameras, where efficient power management and delivery are crucial.
1. IEEE 802.3at Compliance: Supports PoE and PoE+ standards for higher power delivery up to 25.5W.
2. Integrated PoE Interface: Incorporates detection, classification, and inrush current limit functions.
3. DC-DC Controller: Supports isolated and non-isolated topologies with programmable frequency, soft start, and loop compensation.
4. Enhanced Protection: Features thermal shutdown, fault protection, and input under-voltage lockout.
5. Efficiency: High-efficiency synchronous rectification helps reduce overall power consumption.
6. Flexibility: Compatible with both flyback and forward converter topologies.
7. Package: Available in a 20-pin TSSOP package, facilitating compact design implementations.
8. Wide Temperature Range: Suitable for industrial applications with a range from -40°C to 125°C.
These features make the TPS23754PWP suitable for use in applications like IP phones, wireless access points, and IP cameras, where efficient power management and delivery are crucial.
Pinout
The TPS23754PWP is a Power-over-Ethernet (PoE) interface and DC-DC controller from Texas Instruments, designed for powered devices. It comes in a 28-pin TSSOP (Thin-Shrink Small Outline Package) with a PowerPAD for enhanced thermal performance.
Key functions include:
1. PoE Interface: Manages the detection, classification, and power-on processes for PoE systems, compatible with IEEE 802.3at (Type 1 and 2) and 802.3af standards.
2. DC-DC Converter: Integrates a high-efficiency DC-DC controller capable of driving various topologies like Flyback or Forward, supporting isolated and non-isolated configurations.
3. Protection Features: Includes inrush current limiting, thermal protection, and over-current protection to ensure reliable operation.
4. Auxiliary Power Input: Allows for an external power source, providing flexibility in power sourcing.
This device is suitable for applications like IP phones, wireless access points, and IP cameras, where PoE is used to provide both power and data connectivity over a single Ethernet cable.
Key functions include:
1. PoE Interface: Manages the detection, classification, and power-on processes for PoE systems, compatible with IEEE 802.3at (Type 1 and 2) and 802.3af standards.
2. DC-DC Converter: Integrates a high-efficiency DC-DC controller capable of driving various topologies like Flyback or Forward, supporting isolated and non-isolated configurations.
3. Protection Features: Includes inrush current limiting, thermal protection, and over-current protection to ensure reliable operation.
4. Auxiliary Power Input: Allows for an external power source, providing flexibility in power sourcing.
This device is suitable for applications like IP phones, wireless access points, and IP cameras, where PoE is used to provide both power and data connectivity over a single Ethernet cable.
Manufacturer
The TPS23754PWP is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. They serve a broad range of industries including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is well-known for its development of analog chips and embedded processors, and it is one of the largest semiconductor companies in the world. The company focuses on innovation and efficiency in its products, aiming to deliver high-performance solutions to meet the needs of its diverse customer base.
Application
The TPS23754PWP is primarily used in Power over Ethernet (PoE) applications. It integrates an IEEE 802.3at PoE interface and a DC-DC controller, making it suitable for devices that require power over Ethernet connections. Common application areas include IP phones, wireless access points, IP cameras, and other networked devices. It supports both PoE and auxiliary power sources, making it versatile for various power input scenarios. Additionally, its ability to manage high power levels and offer efficient power conversion makes it ideal for powering devices that require up to 25.5 watts, improving energy efficiency in networked device deployments.
Package
The TPS23754PWP is packaged in a 28-pin TSSOP (Thin Shrink Small Outline Package) with a PowerPAD, which helps in heat dissipation for improved performance in power applications.
