MIC803-31D4VM3-TR

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Power Management Integrated Circuit (PMIC) is a technology used to optimize electrical system performance. PMICs are complex solutions, providing advanced power-delivery solutions for mobile electronics. PMICs enable mobile devices to support high performance applications while still remaining energy efficient. Supervisors represent a specialized class of PMICs dedicated to monitoring, controlling, and protecting the status of power supplies. The MIC803-31D4VM3-TR is a digital supervisor that provides an improved system power solution.

Applications of the MIC803-31D4VM3-TR

The MIC803-31D4VM3-TR is explicitly designed for handheld devices such as smartphones and tablets, as well as other electronic systems with a variety of power supply architectures requiring a small footprint and low power consumption. It offers a robust, extremely low-power-consumption solution for a variety of system applications, including general-purpose solutions, high-efficiency displays, and tablets requiring system shutdowns. Additionally, a fixed power supply architecture (VOUT) enables the MIC803-31D4VM3-TR to provide precise voltage regulation for system control of power distribution.

The MIC803-31D4VM3-TR offers additional features, such as automatic system shutdown, high performance, and adjustable latch-off threshold settings. Its small form factor is ideal for portable gear, and its low power consumption minimizes battery drain. Its flexibility enables it to be easily integrated into digital solutions, allowing it to be used in various applications. Its versatile inputs, adjustable limit threshold settings, over-voltage and under-voltage lockout control, and other features allow it to be tailored to meet specific end-product requirements.

Working Principle of the MIC803-31D4VM3-TR

The MIC803-31D4VM3-TR is a low-power, versatile supervisory and voltage protection chip. As a power management integrated circuit (PMIC), it works by detecting abnormally high or low voltage levels and initiating a corrective action. The MIC803-31D4VM3-TR provides adjustable under-voltage (UVLO), under-voltage lockout (UVLO), over-voltage lockout (OVLO) and timeout limit thresholds. This prevents damage to system components due to excessive voltage or current.

The MIC803-31D4VM3-TR also features a wide variety of adjustable settings, including reset timeout period, reset valid delay period, reset active-low or active mode, reset power ON enable, power-on reset (POR) enable, over-temperature detection enable, over-voltage (OVLO) detection enable, and under-voltage (UVLO) detection enable. The device also supports programmable reset, allowing the MIC803-31D4VM3-TR to issue a reset signal when an abnormally low or high voltage level is detected.

Additionally, the MIC803-31D4VM3-TR offers a high speed sequence support, allowing precise control during system power-up and power-down. The device’s precise reset timing and frequency also provide precise control during AC power disruptions. The MIC803-31D4VM3-TR is an efficient and high-performance supervisor for a variety of power solutions, and its low-power operating modes provide improved system stability and optimal power savings.

Conclusion

The MIC803-31D4VM3-TR is an advanced power management integrated circuit (PMIC) that provides an improved power solution for handheld devices, high-efficiency displays, and tablets. With its adjustable settings, programmable reset feature, wide variety of threshold settings, and precise sequence support, the MIC803-31D4VM3-TR provides exact output control and protection over digital solutions. Its low power operating modes also provide superior system efficiency and long-lasting power savings.

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