S-1003NB44I-M5T1U

Series:	S-1003
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Voltage Detector
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	--
Voltage - Threshold:	4.4V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SC-74A, SOT-753
Supplier Device Package:	SOT-23-5

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IntroductionPMIC - Supervisors are integrated circuits designed to monitor the power supply of electronic systems and ensure system reliability. One such solution is the S-1003NB44I-M5T1U Supervisor, which is designed to provide users with a low-power, robust and reliable power solution. In this article, we will discuss the application field and working principle of the S-1003NB44I-M5T1U Supervisory circuit.Application fieldThe S-1003NB44I-M5T1U Supervisor is an ideal choice for use in ultra-low-power systems, such as wearable devices and Internet of Things (IoT) applications. Given its low operating power (2.1µA) and its impressive reliability, the S-1003NB44I-M5T1U Supervisor is well suited for applications requiring tight power control and system reliability.The S-1003NB44I-M5T1U supervisor is a reliable solution for any product that requires a power supply system with very low power consumption. It is suitable for applications such as medical devices and home appliances, where it can provide low-power operation, with better system reliability.Working PrincipleThe S-1003NB44I-M5T1U supervisor consists of on-chip voltage supervisor and voltage detector. The voltage supervisor monitors the power supply of the system and provides a status output for the system. With this functionality, the supervisor is able to detect any potential power supply faults and avoid potential damage or system downtime.The S-1003NB44I-M5T1U supervisor is designed to detect a wide range of power supply voltages - from 1.3 to 4.3 volts. The voltage detector is triggered when the power supply voltage level drops below the preset level, issuing an interrupt signal, or a status output, depending on the configuration of the circuit.The supervisor can be programmed to operate in either an active low or active high configuration, enabling the user to select the most appropriate setting for their application. When the power supply voltage drops below the preset level, the supervisor will send a logic high signal (active high) or a logic low signal (active low) to the system. The supervisor circuit contains a built-in delay circuit, allowing it to wait for the voltage to stabilize for a predetermined time before issuing an interrupt. This prevents the supervisor from responding to short term voltage fluctuations, ensuring system reliability.ConclusionThe S-1003NB44I-M5T1U Supervisor is an ideal solution for ultra-low-power systems, providing users with a reliable and robust power solution. This supervisor is designed to detect and monitor a wide range of power supply voltages and provides an interrupt or status output depending on the configuration chosen. With its impressive low power consumption and its built-in delay circuit, the S-1003NB44I-M5T1U Supervisor is a great choice for any application requiring tight power control and reliable system operation.

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