Product Overview: LTC4222IUH#PBF

The LTC4222IUH#PBF is a sophisticated dual Hot Swap™ controller from Linear Technology designed to enable safe board insertion and removal for systems with multiple supply voltages. This innovative component ensures that electronic cards can be inserted into live backplanes without causing glitches or disruptions on the power supply rails, thereby protecting both the card and the system from potential damage.

Key Features

• Dual Channel Operation: This device controls two supplies simultaneously, making it ideal for complex systems requiring more than one power rail.
• Wide Operating Voltage Range: Each channel operates over a voltage range of 2.9V to 29V, accommodating a broad spectrum of applications.
• Adjustable Current Limit: Users can set precise overcurrent limits through external resistors, ensuring tailored protection for different circuit requirements.
• Cross-Conduction Prevention: The LTC4222IUH#PBF includes comprehensive measures to prevent current flow from a higher voltage rail to a lower one during start-up or fault conditions.
• Power Good Outputs: Separate open-drain Power Good outputs for each channel provide real-time status indication, enhancing system monitoring capabilities.

Applications

The LTC4222IUH#PBF is suitable for a range of applications, including:

• Redundant power systems
• Industrial servers
• Telecommunications equipment
• Data storage systems
• Network routers and switches

Product Specifications

The LTC4222IUH#PBF comes in a compact 32-lead QFN package and is rated for operation over the industrial temperature range of -40°C to 85°C. Its robust design ensures reliable performance even in demanding environments, making it a go-to solution for critical power management tasks.

Quality and Reliability

Linear Technology is known for its commitment to quality, and the LTC4222IUH#PBF is no exception. Each unit is rigorously tested to meet high standards of reliability and performance, providing peace of mind for system designers and operators.