AUXHA1021STRL

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Power management integrated circuits (PMICs), such as AUXHA1021STRL, are electronic components used to provide and optimize power resources in electronic systems. Managed power resources enable highly improved system-level performance in terms of power delivery, resource sharing, and overall system cost. The AUXHA1021STRL is a power distribution switch, load driver and regulator integrated into one chip. It is designed for mobile systems and can deliver steady power for devices that require up to 2A per channel. In addition, its low internal resistance will reduce dropout voltage when controlling higher load currents. The chip also contains low-side PMOS switches and two on-chip low dropout regulators (LDOs). The AUXHA1021STRL is designed to be used with a single 3.0 to 3.6V supply, and can also be used with a dual supply. Its low quiescent current makes it ideal for use in low-power applications. The chip has three PMOS switches that can be used to switch a variety of load currents ranging from 300uA to 2A per channel. The VDDQ pins allow the chip to be powered from a separate power source, enabling more efficient operation at lower loads.The chip employs an advanced design, utilizing dynamic power gating that stops unnecessary power consumption when the device is in standby mode, further enabling its use in low-power applications. The chip features four output channels and a transmission control logic channel. This allows it to control and regulate both steady-state and transient power demands by switching power to high- or low-load devices, based on an input control signal.The outputs of the AUXHA1021STRL are controlled by a transmission control logic channel and a digital interface, allowing for simple and accurate control. The digital interface allows the device to be programmed for a wide variety of applications, including remote-controlled power distribution. In addition, the device features a programmable control logic to adjust its operation depending on the application.Overall, the AUXHA1021STRL is a powerful and versatile power distribution switch, load driver, and regulator. Its advanced design provides efficient and reliable power management while also allowing for easy programmability and control. Its low quiescent current and dynamic power gating make it suitable for low-power applications, while its wide range of output current capabilities provide the flexibility needed for power-intensive applications. The AUXHA1021STRL is the perfect choice for any application that requires precise and reliable power management.

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