LTC2992HDE#PBF

Power Supply Controllers, Monitors Overview

The LTC2992HDE#PBF is a dual wide-range power monitor manufactured by Analog Devices Inc. It measures current, voltage, and power for two independent supplies with an operating range of 2.7V to 100V. The device features a rail-to-rail input architecture, allowing voltage measurement from 0V to 100V independent of the supply voltage. It includes an integrated shunt regulator for handling supplies exceeding 100V. The component utilizes a 10kHz I2C interface for data communication and operates within a temperature range of -40°C to +85°C.

Power Supply Controllers, Monitors Feature Summary

• Rail-to-rail system monitoring capability for measuring current, voltage, and power across two separate power supplies
• Wide operating voltage range supporting inputs from 2.7V up to 100V with integrated shunt regulation for higher voltages
• Voltage measurement independence from the input supply, covering a 0V to 100V range
• Digital communication via I2C interface for system integration

Power Supply Controllers, Monitors Applications

• Four-quadrant power monitoring in systems requiring bidirectional power flow analysis
• -48V redundant power feed architectures with transient protection requirements
• High-side power monitoring applications involving bipolar or wide-range voltage sources
• Dual-channel high-power monitoring combined with negative voltage supervision

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix designation against official Analog Devices documentation to confirm pinout compatibility and thermal characteristics. Ensure the selected variant matches the required package type and temperature grade for the target application environment. Cross-reference the datasheet revision history to validate feature sets and electrical specifications prior to final procurement decisions.

Power Supply Controllers, Monitors Selection Notes

Select this component when dual-supply monitoring is required with a wide input voltage range extending up to 100V. Consider the integrated shunt regulator if the design involves potential voltage spikes exceeding the standard operating limit. Evaluate the I2C interface speed and address configuration against system bus constraints. Confirm that the DFN package dimensions align with the available PCB real estate and thermal management strategy.

Power Supply Controllers, Monitors Part Context

The LTC2992 belongs to the Analog Devices family of digital power monitors designed for comprehensive system health tracking. It provides precise measurements of electrical parameters across multiple rails, facilitating efficient power management and fault detection. The device integrates analog front-end circuitry with digital processing to deliver accurate readings via a standard serial interface.

Power Supply Controllers, Monitors Replacement Considerations

LTC2992CMS-1#PBF