MAX6457UKD3C+T Integrated Circuits (ICs)

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As its name suggests, the MAX6457UKD3C+T is a type of PMIC or power management integrated circuit. It is specifically a member of the Supervisors subset of PMICs, which are used to provide monitoring and protection of power supply lines. In particular, the MAX6457UKD3C+T provides voltage detection, supervisory reset, brown out (short term power loss) detection, and push-pull driver outputs. It is used in applications that require precise control of electrical systems.With an operating temperature range of -40°C to 85°C, the MAX6457UKD3C+T is suitable for use in a variety of industrial and consumer applications. It is available in a tiny 3-pin SOT23 package and is pin-compatible with other voltage supervisors.The MAX6457UKD3C+T works by monitoring a specific voltage level and comparing it to a preset threshold. When the monitored voltage drops below the threshold, the supervisor triggers a reset output, alerting the controlling circuit of the voltage drop. The supervisor also features a push-pull driver output, which can be used to drive a variety of diagnostic outputs such as LEDs.The MAX6457UKD3C+T\'s voltage detection capabilities are powered by an internally generated power-on reset (POR). This POR is used to provide a known starting voltage for the supervisor, which is then configured to the desired voltage detection level. The supervisor also features a low power delay mode, which temporarily decreases the power consumption of the circuit when the output is not being actively driven.The MAX6457UKD3C+T offers improved performance over similar products in its class. It can detect voltage drops as low as 0.25V and as high as 14V, and has a response time of less than 280ns. It also features a hysteresis range of 0.1V to 0.3V and an operating current of less than 3.2µA.In summary, the MAX6457UKD3C+T is an excellent choice for applications where precise voltage monitoring and protection is required. It provides accurate voltage detection, supervisory reset, brown-out detection, and push-pull driver outputs. With its low power consumption, fast response time, and wide voltage detection range, it is suitable for consumer and industrial applications alike.

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