Professional IC Distribution & Technical Solutions

The LTC1649CS is a hot swap controller manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

Manufacturer:

• Linear Technology (LT)

Part Number:

• LTC1649CS

Description:

The LTC1649CS is a dual hot swap controller designed to safely power up and protect boards in high-availability systems. It allows for safe insertion and removal of circuit boards from live backplanes by controlling inrush current and providing fault protection.

Key Features:

• Dual Hot Swap Controller – Manages two independent power supplies.
• Wide Operating Voltage Range – Supports 2.7V to 15V for each channel.
• Adjustable Current Limit – Uses an external sense resistor for precise current monitoring.
• Fast Short-Circuit Protection – Rapid response to overcurrent conditions.
• Programmable Fault Timer – Adjustable via an external capacitor.
• Undervoltage Lockout (UVLO) – Ensures proper voltage levels before enabling power.
• Power Good Output – Provides status indication for each channel.
• SOIC-16 Package – Compact surface-mount form factor.

Applications:

• Hot swap protection in servers, RAID systems, and telecom equipment
• PCI Express and CompactPCI cards
• Redundant power supplies

This information is strictly factual, providing only the manufacturer's specifications and features of the LTC1649CS.