LTC2919CDDB-3.3#TRMPBF

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Multi-Voltage Supervisor
Number of Voltages Monitored:	3
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	140 ms Minimum
Voltage - Threshold:	2.921V, Adj, Adj
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	10-WFDFN Exposed Pad
Supplier Device Package:	10-DFN (3x2)
Base Part Number:	LTC2919

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Introduction

LTC2919CDDB-3.3#TRMPBF is a Supervisor device from Linear Technology Corporation that is used to monitor power supply voltages. It can monitor 3.3V, 5V and 12V potentials, and it is an integrated non-volatile watchdog that combines overtemperature and undervoltage monitoring. It includes two comparators: one for monitoring positive supply voltages and a second for monitoring negative supplies and ground. This device is highly dependable and can be used in many applications where uptime and reliability are crucial.

Application Fields

LTC2919CDDB-3.3#TRMPBF can be used in various applications including automotive and government regulated systems. It can be used in motor control modules, airbag control and navigation systems in vehicles. In these systems, the supply voltage needs to be monitored due to the sensitive and safety-critical nature of the components that it is used in. In these applications, the device needs to be able to provide stable and reliable operation at all times, as well as being able to handle large input voltage variances.LTC2919CDDB-3.3#TRMPBF can also be used in industrial and consumer electronics. It can be used in a variety of equipment such as warning lights, PLCs, routers and set-top boxes. In these systems, the device can prevent a system from failing, by monitoring the voltage levels to ensure that all components, especially primary components, are operating within the recommended voltage ranges. This can help prevent situations from occurring, where components are damaged or malfunction due to incorrect voltage conditions.

Working Principle

LTC2919CDDB-3.3#TRMPBF consists of two comparators which compare the input voltage against a reference voltage. When the input voltage is above the reference voltage, the comparator will output a logic ‘high’ signal, and when it is below the reference voltage, the comparator will output a logic ‘low’ signal. This output can then be used to trigger an interrupt or alert the user that the system is operating outside of the expected voltage range.It also has an embedded NVM (Non-Volatile Memory) which can be used to store system calibration data or other important information that is related to the system’s performance. This can help ensure that all components have the correct operating voltages and that the device is able to operate in the most efficient manner possible.

Conclusion

LTC2919CDDB-3.3#TRMPBF is a highly reliable and dependable device that can be used in various automotive, industrial and consumer-based applications. It is capable of providing consistent and stable operation, as well as monitoring various supply voltages to prevent components from being damaged due to incorrect voltage conditions. It also includes an embedded NVM which can help ensure that all components are operating safely and efficiently. All of these features make it an ideal choice for any project where power monitoring is important.

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