Overview
The TPS23730RMTR is a Power over Ethernet (PoE) Powered Device (PD) controller from Texas Instruments, designed to comply with the IEEE 802.3bt Type 3 standard. This device is part of the TPS23730 family and supports Class 1-4 PoE applications. It is optimized for high efficiency and integrates various features to manage power delivery and protection in PoE systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 36 | - | 57 | V |
| Output Voltage Range | 0 | - | 57 | V |
| Classification Voltage Range | 14.5 | - | 20.5 | V |
| UVLO (VDD Rising) | 38.4 | 39.3 | 40.4 | V |
| UVLO (VDD Falling) | 29.6 | 30.5 | 31.5 | V |
| Inrush Current Limit | - | - | Specified by external components | A |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- Compliance with IEEE 802.3bt Type 3 PoE standard, supporting Class 1-4 devices.
- High efficiency DC-DC controller for optimized power conversion.
- Automatic classification and detection of the powered device (PD) class.
- Inrush current limiting to prevent overcurrent conditions during startup.
- Overvoltage protection (OVP) and undervoltage lockout (UVLO) to ensure safe operation.
- No-opto flyback topology for reduced component count and cost.
Applications
- IP phones and video phones.
- Wireless access points and routers.
- Security cameras and surveillance systems.
- IoT devices and smart home appliances.
- Industrial automation and control systems.
Q & A
- What is the TPS23730RMTR used for? The TPS23730RMTR is used as a Power over Ethernet (PoE) Powered Device (PD) controller, managing power delivery and protection in PoE systems.
- Which PoE standard does it comply with? It complies with the IEEE 802.3bt Type 3 standard.
- What are the supported PoE classes? It supports Class 1-4 PoE devices.
- What is the input voltage range for the TPS23730RMTR? The input voltage range is from 36 V to 57 V.
- Does it have inrush current limiting? Yes, it has inrush current limiting to prevent overcurrent conditions during startup.
- What is the operating temperature range? The operating temperature range is from -40°C to 85°C.
- Does it have overvoltage protection? Yes, it includes overvoltage protection (OVP) and undervoltage lockout (UVLO) for safe operation.
- What is the classification voltage range? The classification voltage range is between 14.5 V and 20.5 V.
- Is it suitable for industrial applications? Yes, it is suitable for industrial automation and control systems.
- Where can I find more detailed specifications? Detailed specifications can be found in the datasheet available on Texas Instruments' official website or other reputable component databases.
