LTC2921CGN-2.5#TRPBF

Power Supply Controllers, Monitors Overview

The LTC2921CGN-2.5#TRPBF is a supervisory circuit manufactured by Analog Devices Inc., designed for monitoring power supply voltages in electronic systems. It operates within a supply voltage range of 3V to 6V and features an open-drain output type. The device is housed in a 16-SSOP package with a width of 0.154 inches (3.90mm). It supports manual reset functionality and includes a watchdog timer. The component is rated for operation at temperatures ranging from 0°C to 70°C, with a typical operating supply current of 1.5 mA.

Power Supply Controllers, Monitors Feature Summary

• Provides precise supervision of multiple power rails simultaneously
• Integrates configurable watchdog timer for system reliability
• Supports manual reset input for controlled system recovery

Power Supply Controllers, Monitors Applications

• Power supply sequencing in multi-rail systems
• Voltage monitoring for embedded processors
• Industrial control system supervision

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm the CGN variant meets the required commercial temperature range of 0°C to 70°C for your application environment. Ensure the 16-SSOP footprint matches your PCB layout constraints before finalizing procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component when simultaneous monitoring of multiple voltage rails is required alongside integrated sequence control. Consider the 1.5 mA supply current and 16-pin SSOP package dimensions against board space limitations. Verify that the commercial temperature grade aligns with the operational environment requirements.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2921 series of power management ICs from Analog Devices. It is specifically engineered for applications requiring robust supervision and sequencing of complex power architectures. The device complements other PMIC solutions by offering integrated monitoring and control functions in a compact surface-mount package.

Power Supply Controllers, Monitors Replacement Considerations

Direct replacements include the LTC2921IGN-2.5#TRPBF for extended industrial temperature range (-40°C to 85°C) or the LTC2921CGN#TRPBF if adjustable thresholds are acceptable instead of fixed 2.5V references.