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TPS23841PAP
+物料清單IC POE CNTRL 4 CHANNEL 64HTQFP
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製造商德州儀器
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製造商部分 #TPS23841PAP
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有存貨4319
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Type | Controller (PSE) |
| Number of Channels | 4 |
| Power - Max | 25 W |
| Internal Switch(s) | Yes |
| Auxiliary Sense | No |
| Standards | 802.3af (PoE) |
| Voltage - Supply | 21.5V ~ 57V |
| Supply Current | 10mA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 64-PowerTQFP |
| Supplier Device Package | 64-HTQFP (10x10) |
| Base Product Number | TPS23841 |
概述
Description
Key features of the TPS23841PAP include automatic device detection, classification, and power management. It supports four independent channels, allowing it to manage multiple powered devices simultaneously. The controller also provides flexibility with its programmable power management and real-time diagnostics capabilities. It includes protection features such as overcurrent, short-circuit, and thermal protection to ensure system reliability.
The TPS23841PAP is typically used in applications requiring efficient power management and distribution, such as Ethernet switches and midspan power injectors. Its integrated approach simplifies the design of PoE systems, reducing the need for external components and enhancing overall system efficiency.
Equivalent
1. Microsemi PD69104: A PoE controller supporting similar functions.
2. Maxim Integrated MAX5969: Another PoE controller with comparable features.
3. ON Semiconductor NCP1095: A PoE-PD Interface Controller that also offers similar capabilities.
Ensure to check electrical specifications and compatibility when considering alternatives.
Features
The TPS23841PAP offers comprehensive protection mechanisms, including over-current, under-voltage, and short-circuit protection, enhancing reliability and safety. It also includes per-port current and voltage monitoring, which facilitates detailed diagnostics and system management. With an I²C interface, it allows for easy integration with host systems for enhanced control and monitoring capabilities. The device is housed in a space-efficient HTQFP package, making it suitable for a wide range of PoE applications such as network switches, routers, and other networking equipment.
Pinout
Pin Count: 64 pins
Key Functions:
1. IEEE 802.3af/at Compliance: Supports PoE and PoE+ standards.
2. Quad-Channel Support: Manages up to four individual Ethernet ports.
3. Power Management: Provides real-time power monitoring and management capabilities.
4. Fault Protection: Features overcurrent, over-temperature, and short-circuit protection.
5. I2C Interface: Allows communication and configuration via an I2C bus.
6. LED Indicators: Supports status indication via external LEDs.
7. Port Prioritization: Enables prioritization of power delivery to critical ports.
8. Autonomous Operation: Can automatically detect and classify PDs.
These features make the TPS23841PAP suitable for applications in networking equipment where robust and efficient PoE management is required.
Manufacturer
Application
1. Network Switches and Routers: Provides PoE capabilities to network devices.
2. Wireless Access Points: Supplies power to Wi-Fi access points without additional power lines.
3. IP Cameras and VoIP Phones: Enables remote power supply for security cameras and telephones.
4. Industrial and Commercial Automation: Facilitates power for automated systems and sensors.
5. Retail Point-of-Sale Systems: Powers devices like barcode scanners and payment terminals.
Its use helps in reducing infrastructure costs and enhancing the flexibility of networked device deployment.