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TPS2388RTQR
+Lista de MateriaisIC POE CNTRL 8 CHANNEL 56QFN
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FabricanteTexas Instruments
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Peça do Fabricante #TPS2388RTQR
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Pacote VQFN (RTQ)-56
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Em Estoque4344
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Controller (PSE) |
| NumberofChannels | 8 |
| Power-Max | 670 mW |
| InternalSwitch(s) | No |
| AuxiliarySense | No |
| Standards | 802.3at (PoE) |
| Voltage-Supply | 3V ~ 3.6V |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 56-VFQFN Exposed Pad |
Visão Geral
Description
Key features of the TPS2388RTQR include autonomous and semi-autonomous operation modes, robust protection mechanisms like overcurrent, short-circuit, and thermal protection, and an I²C interface for configuration and monitoring. It offers flexible power management capabilities, allowing for efficient power prioritization and allocation among ports.
The TPS2388RTQR is packaged in a 64-pin VQFN package, ensuring compactness and ease of integration into various designs. It supports operating temperatures from -40°C to 125°C, making it suitable for industrial environments. Its robust design and comprehensive feature set make it an ideal choice for designers looking to implement reliable and efficient PoE systems.
Equivalent
1. Microchip PD69208 - a PoE manager.
2. Maxim Integrated (now part of Analog Devices) MAX5978 - PSE controller.
3. ON Semiconductor NCP1095 - PoE-PD Interface Controller.
4. Silicon Labs Si3406 - PoE PD interface.
Always ensure compatibility in terms of features and specifications when selecting an alternative.
Features
1. Compliance: Supports IEEE 802.3bt standard, allowing it to handle Type 3 and Type 4 power levels, which can supply up to 90W per port.
2. Multi-Port Functionality: Can control up to 8 ports, making it suitable for use in network switches, routers, and other Ethernet-enabled devices.
3. Autonomous Operation: Capable of operating independently with pre-configured settings or under host control via I2C or SPI interfaces.
4. Energy Efficiency: Offers features like port power management and dynamic power allocation to optimize power usage.
5. Protection Features: Includes over-current, short-circuit, and over-temperature protection to ensure safe operation.
6. Diagnostics and Monitoring: Provides real-time diagnostics and monitoring capabilities for effective system maintenance and troubleshooting.
These features make the TPS2388RTQR a versatile solution for PoE applications, offering robust power delivery and management in networking devices.
Pinout
Key functions of the TPS2388 include:
1. Power Management: It provides up to 8 channels for power management, enabling the delivery of power to multiple PDs simultaneously.
2. Standards Compliance: Supports IEEE 802.3at and IEEE 802.3af standards for PoE, ensuring compatibility with a wide range of PDs.
3. Detection and Classification: Automatically detects and classifies PDs to deliver the appropriate power level.
4. Protection Features: Includes overcurrent, overtemperature, and short-circuit protection to ensure safe operation.
5. I2C Interface: Features an I2C interface for communication and configuration, allowing for flexible system integration.
6. Power Management Features: Supports per-port power management and prioritization, optimizing power distribution.
This concise overview highlights the pin count and primary functions of the TPS2388RTQR, emphasizing its role in PoE systems.