LTC2935CDC-4

Supervisors Overview

The LTC2935CDC-4 is a voltage supervisory circuit manufactured by Analog Devices Inc., designed for ultra-low power applications. It features selectable threshold voltages including 1.6 V, 1.72 V, 1.84 V, 1.96 V, 2.08 V, 2.2 V, 2.32 V, and 2.44 V. The device monitors up to eight inputs with an accuracy of 1.5% and supports manual reset functionality. It operates within a supply voltage range up to 5.5 V and consumes only 500 nA of quiescent current. The component provides active high, active low, and push-pull output types with a reset delay time of 200 ms. It is housed in an 8-WFDFN (2x2) package suitable for surface mount installation.

Supervisors Feature Summary

• Ultra-low power consumption with 500 nA operating current
• Configurable threshold voltage selection for precise monitoring
• Supports multiple output configurations including push-pull and open-drain
• Integrated manual reset capability for system control

Supervisors Applications

• Portable battery-powered devices requiring extended operational life
• Embedded systems needing reliable voltage supervision under low power constraints
• Industrial equipment utilizing multi-source energy harvesting architectures

Supervisors Procurement Notes

Verify the specific suffix and packaging configuration when ordering, as availability may vary by region. Confirm RoHS compliance status directly with the manufacturer or authorized distributors prior to procurement. Ensure that the selected package variant matches the intended PCB footprint requirements. Check for any recent product change notifications regarding manufacturing updates or lifecycle status changes before finalizing purchase orders.

Supervisors Selection Notes

Select this component when designing circuits that demand minimal standby current alongside flexible voltage threshold options. The wide range of selectable thresholds allows adaptation to various logic families without external resistors. Consider the thermal performance and physical dimensions of the DFN package for space-constrained layouts. Evaluate the reset delay characteristics against the system's startup timing requirements to ensure proper initialization sequences are maintained during power transitions.

Supervisors Part Context

This part belongs to the LTC2935 series of supervisory circuits from Analog Devices, which focuses on low-power voltage monitoring solutions. The series offers various package options and threshold combinations to suit different application needs. The CDC-4 designation indicates a specific threshold configuration within the 8-WFDFN package family. These components are commonly used in modern electronics where power efficiency and compact form factors are critical design parameters.

Supervisors Replacement Considerations

Direct substitutes include other parts from the LTC2935 family such as LTC2935CTS8-4#TRMPBF or LTC2935ITS8-4#TRMPBF, depending on the required package type. Verify pin compatibility and electrical specifications before swapping between different package variants like SOT-23-8 or TSOT-23-8. Ensure that any replacement maintains the same threshold voltage selection and output drive capabilities to preserve circuit functionality.