LTC2914HGN-2#PBF

Supervisors Overview

The LTC2914HGN-2#PBF is a quad input voltage monitor from Analog Devices, housed in a 16-lead SSOP package. It monitors up to four positive and two negative voltages with adjustable UV/OV thresholds. Key electrical parameters include a maximum supply voltage of 7 V, an operating current of 70 uA, and a reset delay time of 8.5 ms. The device offers ±1.5% threshold accuracy across the temperature range of -40°C to +125°C.

Supervisors Feature Summary

• Simultaneously monitors multiple voltage rails including dual inputs for negative voltages
• Features adjustable under-voltage and over-voltage trip points for flexible configuration
• Provides high accuracy monitoring with guaranteed threshold precision across wide temperature ranges
• Includes input interference rejection capabilities to ensure stable operation

Supervisors Applications

• Monitoring multiple power supplies in industrial systems
• Supervising battery-backed circuits requiring negative voltage tracking
• Embedded systems requiring precise voltage threshold detection

Supervisors Procurement Notes

Verify the specific suffix HGN-2 against the official datasheet to confirm the SSOP package type and pinout compatibility. Ensure the application environment stays within the specified -40°C to +125°C operating temperature range. Confirm that the 7 V maximum supply voltage aligns with the system's power architecture before integration.

Supervisors Selection Notes

Select this component when simultaneous monitoring of four positive and two negative voltages is required. The adjustable thresholds allow customization for specific circuit requirements without external resistors. The low 70 uA operating current makes it suitable for power-sensitive designs. Verify that the open-drain output interface matches the downstream logic levels.

Supervisors Part Context

This part belongs to the LTC2914 series of supervisory circuits designed for multi-rail monitoring. It serves as a specialized power management IC for detecting fault conditions in complex electronic systems. The device integrates a buffered 1V reference output to support external comparator or ADC connections.

Supervisors FAQ

Can the LTC2914HGN-2#PBF monitor negative voltages?

Yes, the device is capable of monitoring up to two negative voltages in addition to four positive voltages.

What is the threshold accuracy of this voltage monitor?

The device guarantees a threshold accuracy of ±1.5% for the monitored voltage across the entire operating temperature range.