MAX16998DAUA/V+T

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PMIC (Power Management Integrated Circuit) is an integrated circuit that provides the "power-on" functions of a processor or system chip. Supervisors are a specific type of PMIC which protect against power supply and low battery problems. The MAX16998DAUA/V+T is a high-precision, easy-to-use, multi-channel PMIC supervisor specifically designed for battery-powered portables.

The MAX16998DAUA/V+T features up to five voltage monitoring channels and four power-on reset (POR) channels. The five voltage monitoring channels of this supervisor monitor up to five voltage levels. All of the voltage channels have on-chip precision bandgap references for accuracy and intermittence free operation. In addition to the voltage monitoring channels, the supervisor also features four POR channels which can be used to power up multiple devices in the system. Each POR channel has an adjustable POR delay, which can be set independently to ensure the proper power sequencing of the devices in the system.

The MAX16998DAUA/V+T is a very versatile supervisor and can be used in a wide range of applications. It has been specifically designed for battery-powered portables, such as digital cameras, camcorders and handheld electronic devices. It can also be used in automotive and consumer applications. The supervisor can be used to monitor the supply voltage and battery voltage, as well as to provide POR for multiple devices in the system.

The MAX16998DAUA/V+T is designed to operate over a wide range of supply voltages from 0.9V to 7.5V. It also features an advanced low-power sleep mode to conserve battery power when no activity is detected in the system. The supervisor has a fast wake-up response time and can detect low supply voltage conditions very quickly. This allows it to provide the necessary power sequencing protection to ensure the stability of the system.

The working principle of the MAX16998DAUA/V+T involves the use of comparators and voltage references to monitor the voltage levels of the system. Its five monitoring channels use low-bias, high-accuracy bandgap references to provide accurate and robust operation over a wide operating range. The four POR channels feature an adjustable POR delay circuit, which is used to control the reset timing of the device depending upon the system requirements. This ensures proper power sequencing of the devices in the system.

In conclusion, the MAX16998DAUA/V+T is a high-precision, easy-to-use, multi-channel supervisor specifically designed for battery-powered portables. It features five voltage monitoring channels and four POR channels with adjustable POR delay. The supervisor can be used to monitor the supply voltage and battery voltage, as well as to provide POR for multiple devices in the system. It provides the necessary power sequencing protection to ensure the stability of the system.

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