LTC2905CDDB#TRMPBF

Supervisors Overview

The LTC2905CDDB#TRMPBF is a precision dual supply monitor manufactured by Analog Devices Inc. It operates within a voltage range of 1 V to 7 V and features an open-drain output with a reset delay time of 200 ms. The device supports pin-selectable thresholds, offering nine distinct threshold combinations for flexible configuration. Packaged in an 8-DFN (3x2) surface-mount format, it functions across a temperature range of 0°C to 70°C. Key electrical characteristics include a maximum power supply voltage of 7 V and a typical operating current of 65 µA.

Supervisors Feature Summary

• Dual-channel voltage monitoring capability with configurable threshold selection via external pins
• Open-drain reset output providing low-active signal generation upon undervoltage conditions
• Adjustable reset delay timer allowing customizable response timing for system stability

Supervisors Applications

• Portable electronic devices requiring precise battery level monitoring
• Embedded systems needing reliable power supply supervision
• Industrial control units utilizing multiple voltage rails

Supervisors Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and lead-free status compliance with RoHS standards. Ensure storage conditions maintain moisture sensitivity level ratings prior to soldering. Cross-reference datasheet revisions to confirm parameter consistency against specific design requirements.

Supervisors Selection Notes

Select this component when dual independent voltage monitoring is required within a compact footprint. The pin-selectable threshold feature simplifies bill-of-materials management compared to fixed-threshold alternatives. Consider the 200 ms reset delay duration relative to system startup sequences. Evaluate the 65 µA operating current against strict power budget constraints in battery-operated applications.

Supervisors Part Context

This part belongs to the LTC2905 series of supervisory circuits designed for cost-sensitive and space-constrained environments. It complements other Analog Devices monitoring solutions by offering dual-channel functionality in an ultra-small DFN package. The series targets applications where accurate voltage detection is critical without consuming significant board area or power resources.

Supervisors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.