Product Overview: LTC4271IUF#TRPBF

The LTC4271IUF#TRPBF is a robust and reliable Negative Voltage Hot Swap™ Controller from Linear Technology, now part of Analog Devices. It is designed to enable safe board insertion and removal from a live backplane. The product comes in a compact QFN-20 package and is specifically tailored for managing negative voltage power supplies (-48V telecom systems are a common use case).

Key Features

• Hot Swap Control: The LTC4271 allows a board to be safely inserted and removed from a live backplane by controlling the inrush current to prevent glitches on the power supply rail and damage to the connector.
• Wide Operating Range: It operates over a wide voltage range, making it suitable for various applications in telecom and datacom infrastructure.
• Integrated Fault Protection: The product includes overcurrent and overvoltage protection, as well as undervoltage lockout, ensuring the safety and longevity of electronic components.
• Adjustable Current Limit: Users can set the current limit threshold via an external resistor, which provides flexibility for different system requirements.
• Multi-Function Timer: An onboard timer controls fault detection and recovery intervals, offering a programmable response to overcurrent and overvoltage conditions.
• Power Good Output: This feature provides a status indication that power is stable and within operational limits, which is critical for system monitoring and control.

Applications

The LTC4271IUF#TRPBF is particularly suitable for negative voltage applications, including:

• Telecommunications Equipment
• Datacom Infrastructure
• Industrial Systems
• Network Routers and Switches

Quality and Reliability

Linear Technology's LTC4271IUF#TRPBF is designed for demanding environments. It offers industrial-grade performance and is compliant with RoHS standards, ensuring reliability and environmental responsibility. The product's quality is backed by rigorous testing and proven design expertise, making it a trusted choice for critical systems.