LTC2903IS6-B1#TRMPBF

Supervisors Overview

The LTC2903IS6-B1#TRMPBF is a supervisory circuit manufactured by Analog Devices Inc., designed for monitoring multiple voltage rails in compact systems. It operates within an industrial temperature range of -40°C to +125°C and utilizes a TSOT-23-6 surface-mount package. The device features four independent voltage monitors with adjustable thresholds, allowing for flexible configuration across various power supply architectures. It includes a manual reset input and an open-drain reset output to ensure system reliability under abnormal voltage conditions.

Supervisors Feature Summary

• Four independent voltage monitoring channels with configurable threshold levels
• Open-drain reset output compatible with various logic families
• Manual reset input capability for system initialization control
• Industrial temperature rating ensuring stable operation in harsh environments

Supervisors Applications

• Multi-rail power supply supervision in embedded systems
• Voltage monitoring for portable electronic devices
• Industrial control unit power integrity verification
• Telecommunications equipment backup power management

Supervisors Procurement Notes

Verify the specific suffix B1 against official Analog Devices documentation to confirm threshold configurations. Ensure the TSOT-23-6 package footprint matches your PCB design constraints. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing procurement specifications.

Supervisors Selection Notes

Select this component when multi-channel voltage supervision is required in space-constrained designs. Evaluate the available monitor channels against your system's critical power rails. Confirm that the operating temperature range meets your environmental requirements and that the reset output drive capability suits your downstream logic interface.

Supervisors Part Context

This part belongs to the LTC2903 series of supervisory circuits from Analog Devices. The series provides compact solutions for monitoring power supplies in applications where board space is limited. The IS6 variant indicates an industrial temperature grade and a specific small outline transistor package suitable for automated surface-mount assembly processes.

Supervisors FAQ

What is the function of the manual reset pin on the LTC2903IS6-B1?

The manual reset pin allows external triggering of the reset output, enabling system initialization or forced restart independent of voltage monitoring status.

Does the LTC2903IS6-B1 support open-drain reset output?

Yes, the device features an open-drain reset output, which requires an external pull-up resistor to define the high logic level.