仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Controller (PD) |
| NumberofChannels | 1 |
| Power-Max | 90 W |
| InternalSwitch(s) | Yes |
| AuxiliarySense | Yes |
| Standards | 802.3at (PoE+), 802.3bt |
| Voltage-Supply | 0V ~ 57V |
| Current-Supply | 20mA |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 20-VQFN Exposed Pad |
概要
Description
The TPS2373-4RGWR is a high-performance, IEEE 802.3bt-compliant Power over Ethernet (PoE) powered device (PD) controller developed by Texas Instruments. It is designed to support applications requiring high power levels, delivering up to 90W over four-pair Ethernet cables, suitable for advanced PoE systems. The component integrates PoE PD front-end support and offers detection, classification, and start-up functions required by PoE systems.
Key features of the TPS2373-4RGWR include support for both single-signature and dual-signature PD architectures, enhanced ESD protection, and an integrated hot-swap MOSFET, which reduces the need for external components and simplifies design. It also includes features like inrush and operational current limiting, thermal shutdown protection, and robust power sequencing for reliable operation. The controller is optimized for applications such as IP cameras, wireless access points, and other devices requiring substantial power over Ethernet connections. Its compact design and comprehensive feature set make it ideal for designing efficient and space-saving PoE solutions.
Key features of the TPS2373-4RGWR include support for both single-signature and dual-signature PD architectures, enhanced ESD protection, and an integrated hot-swap MOSFET, which reduces the need for external components and simplifies design. It also includes features like inrush and operational current limiting, thermal shutdown protection, and robust power sequencing for reliable operation. The controller is optimized for applications such as IP cameras, wireless access points, and other devices requiring substantial power over Ethernet connections. Its compact design and comprehensive feature set make it ideal for designing efficient and space-saving PoE solutions.
Equivalent
The TPS2373-4RGWR is a Power over Ethernet (PoE) controller from Texas Instruments. Equivalent products could include:
1. Microchip PD70224: A PoE power sourcing equipment controller.
2. Analog Devices LTC4267: A PoE interface controller.
3. Silicon Labs Si3406x: PoE PD controller ICs.
Always ensure compatibility in terms of voltage, power requirements, and features when considering a substitute. Verify specific application needs and datasheets for exact matching features.
1. Microchip PD70224: A PoE power sourcing equipment controller.
2. Analog Devices LTC4267: A PoE interface controller.
3. Silicon Labs Si3406x: PoE PD controller ICs.
Always ensure compatibility in terms of voltage, power requirements, and features when considering a substitute. Verify specific application needs and datasheets for exact matching features.
Features
The TPS2373-4RGWR is a high-performance powered device (PD) controller designed for Power over Ethernet (PoE) applications. Key features include:
1. IEEE Compliance: Supports IEEE 802.3bt (Type 4) for up to 71.3 W power delivery.
2. High Flexibility: Compatible with Type 1, 2, 3, and 4 PoE sources, allowing for versatile use in various PoE systems.
3. Integrated Hotswap Switch: Ensures efficient power management and protection.
4. Advanced Power Management: Includes features like adjustable inrush current and thermal protection.
5. Detection and Classification: Performs accurate detection and classification of the PD to ensure compatibility and optimal power delivery.
6. Efficient Power Conversion: Supports external power supply operation; seamlessly works in high-efficiency power systems.
7. Protection Features: Overcurrent, undervoltage lockout, and thermal shutdown protections enhance reliability.
8. Small Package: Available in a compact 24-pin VQFN package, making it suitable for space-constrained applications.
The TPS2373-4RGWR is ideal for high-power PoE applications such as wireless access points, IP cameras, and other networked devices needing reliable power delivery.
1. IEEE Compliance: Supports IEEE 802.3bt (Type 4) for up to 71.3 W power delivery.
2. High Flexibility: Compatible with Type 1, 2, 3, and 4 PoE sources, allowing for versatile use in various PoE systems.
3. Integrated Hotswap Switch: Ensures efficient power management and protection.
4. Advanced Power Management: Includes features like adjustable inrush current and thermal protection.
5. Detection and Classification: Performs accurate detection and classification of the PD to ensure compatibility and optimal power delivery.
6. Efficient Power Conversion: Supports external power supply operation; seamlessly works in high-efficiency power systems.
7. Protection Features: Overcurrent, undervoltage lockout, and thermal shutdown protections enhance reliability.
8. Small Package: Available in a compact 24-pin VQFN package, making it suitable for space-constrained applications.
The TPS2373-4RGWR is ideal for high-power PoE applications such as wireless access points, IP cameras, and other networked devices needing reliable power delivery.
Pinout
The TPS2373-4RGWR is a Power-over-Ethernet (PoE) powered device controller from Texas Instruments. It is designed for use in devices that draw power from Ethernet cables. The device is housed in a 24-pin VQFN (Very Thin Quad Flat No-lead) package.
Key functions of the TPS2373-4RGWR include:
1. PoE Interface: Manages the detection, classification, and powering from a PoE-enabled Ethernet port.
2. DC-DC Controller: Supports efficient power conversion for various applications.
3. Protection Features: Provides over-voltage, under-voltage, and thermal protection to ensure reliable operation.
4. Flexibility: Supports various power levels and configurations for both Type 1 (13W) and Type 2 (25.5W) PoE applications, as well as Type 3 and Type 4 with additional circuitry.
These features make it suitable for use in a wide range of networked devices requiring power delivery through Ethernet, such as wireless access points, IP cameras, and VoIP phones.
Key functions of the TPS2373-4RGWR include:
1. PoE Interface: Manages the detection, classification, and powering from a PoE-enabled Ethernet port.
2. DC-DC Controller: Supports efficient power conversion for various applications.
3. Protection Features: Provides over-voltage, under-voltage, and thermal protection to ensure reliable operation.
4. Flexibility: Supports various power levels and configurations for both Type 1 (13W) and Type 2 (25.5W) PoE applications, as well as Type 3 and Type 4 with additional circuitry.
These features make it suitable for use in a wide range of networked devices requiring power delivery through Ethernet, such as wireless access points, IP cameras, and VoIP phones.
Manufacturer
The TPS2373-4RGWR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits. These products are used in a wide array of applications, including industrial, automotive, personal electronics, and communications equipment. TI is renowned for its focus on innovation, quality, and reliable semiconductor solutions.
Application
The TPS2373-4RGWR is a PoE (Power over Ethernet) controller specifically designed for high-power applications. Key application areas include:
1. IP Cameras: Provides efficient power management for surveillance and security cameras.
2. Wireless Access Points: Powers wireless networking devices requiring reliable PoE.
3. VoIP Phones: Enables uninterrupted power supply for internet-based telephony.
4. Network Devices: Powers switches, routers, and other networking hardware.
5. IoT Devices: Supports power delivery for various Internet of Things applications.
6. Industrial Automation: Used in powering industrial Ethernet devices and systems.
These applications benefit from the device's capability to handle high power levels, improved efficiency, and compliance with PoE standards.
1. IP Cameras: Provides efficient power management for surveillance and security cameras.
2. Wireless Access Points: Powers wireless networking devices requiring reliable PoE.
3. VoIP Phones: Enables uninterrupted power supply for internet-based telephony.
4. Network Devices: Powers switches, routers, and other networking hardware.
5. IoT Devices: Supports power delivery for various Internet of Things applications.
6. Industrial Automation: Used in powering industrial Ethernet devices and systems.
These applications benefit from the device's capability to handle high power levels, improved efficiency, and compliance with PoE standards.
Package
The TPS2373-4RGWR is a Power over Ethernet (PoE) interface controller with a package type of VQFN (Very Thin Quad Flat No-Lead) featuring 24 pins.
