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LTC4252-2CMS#PBF

LTC4252-2CMS#PBF Description

The LTC4252-2CMS#PBF from Linear Technology is a negative voltage hot swap controller designed for robust power management in demanding applications. Operating within a 0°C to 70°C temperature range, this surface-mount device ensures reliable performance in controlled environments. With a single-channel configuration, it provides precise control over inrush current and fault conditions, making it ideal for systems requiring safe insertion and removal of live boards. The 800 µA supply current ensures efficient operation, while its programmable features—including current limit, fault timeout, OVP (Overvoltage Protection), and UVLO (Undervoltage Lockout)—offer flexibility in system design.

LTC4252-2CMS#PBF Features

• Negative Voltage Hot Swap Control: Optimized for -48V systems, ensuring safe power-up sequencing.
• Auto Retry Functionality: Automatically attempts recovery after a fault, minimizing downtime.
• Programmable Protections: Configurable current limit, fault timeout, OVP, and UVLO for tailored system safety.
• Low Supply Current: Consumes only 800 µA, enhancing energy efficiency.
• Surface-Mount Packaging (MSOP): Compact form factor suitable for space-constrained designs.
• No Internal Switch: Allows for external MOSFET selection, providing design flexibility.

LTC4252-2CMS#PBF Applications

• Telecommunications Equipment: Protects -48V backplanes in routers and switches.
• Industrial Power Systems: Ensures safe hot swapping in modular industrial controllers.
• Server and Data Center Hardware: Manages power distribution in redundant power supplies.
• Test and Measurement Instruments: Safeguards sensitive electronics during live insertion.

Conclusion of LTC4252-2CMS#PBF

The LTC4252-2CMS#PBF stands out as a highly reliable hot swap controller for negative voltage applications, combining programmable protections, auto-retry functionality, and low power consumption. Its versatility in telecommunications, industrial, and data center environments makes it a preferred choice for engineers seeking robust power management solutions. The absence of an internal switch allows for custom MOSFET selection, further enhancing its adaptability across diverse systems.