LTC4261IGN-2#PBF Negative Voltage Hot Swap Controller

The LTC4261IGN-2#PBF is a sophisticated negative voltage hot swap controller designed by Linear Technology to enable safe board insertion and removal from a live backplane. This high-performance product is specifically tailored to manage negative supply voltages, making it an ideal solution for telecommunications, data center, and industrial applications where negative voltage rails are common.

Key Features

• Wide Operating Range: The LTC4261IGN-2#PBF operates over a wide input voltage range of -9V to -80V, catering to various system requirements and ensuring compatibility with a broad range of negative voltage rails.
• Adjustable Current Limit: It offers an adjustable overcurrent limit via an external resistor, providing the flexibility to tailor the current protection to specific circuit requirements.
• Gate Drive for External N-Channel MOSFET: The controller includes a gate driver for an external N-channel MOSFET, enabling efficient power management and protection with minimal voltage drop across the switch.
• Electronic Circuit Breaker: The electronic circuit breaker function ensures quick response to overcurrent and short-circuit conditions, protecting both the load and the power source from damage.
• Under-Voltage and Over-Voltage Protection: With built-in under-voltage and over-voltage lockout, the LTC4261IGN-2#PBF ensures that the load is protected from any supply voltage anomalies.
• Multi-Function Timer: An onboard multi-function timer provides control over fault timeout periods, offering additional flexibility in system protection design.

Package and Reliability

The LTC4261IGN-2#PBF is packaged in a compact 16-pin SSOP (Shrink Small Outline Package), which is well-suited for space-constrained applications. The device is characterized for operation from -40°C to 85°C, ensuring reliable performance across a wide temperature range.

Applications

With its robust feature set, the LTC4261IGN-2#PBF is an excellent choice for managing power in systems that require negative voltage hot swap capabilities, such as:

• Telecommunication Systems
• Network Equipment
• Servers and Data Centers
• Industrial Control Systems

Linear Technology's LTC4261IGN-2#PBF negative voltage hot swap controller provides a secure and efficient solution for power management in critical systems where uptime and reliability are of utmost importance.