ADP190ACBZ-R7

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PMIC (Power Management Integrated Circuit) is a class of integrated circuit (IC), which provides a wide range of power distribution switch and load driver functionalities. It connects to a variety of peripheral devices and uses a number of control and data signals to manage system power consumption. One of the most popular PMICs is the ADP190ACBZ-R7, which is specifically designed for mobile devices.

ADP190ACBZ-R7 Application Fields

The ADP190ACBZ-R7 is a low quiescent current (QC) controller designed to provide optimal power distribution and energy savings in mobile device applications. It supports up to eight LDOs (low-dropout voltage regulators) capable of regulating input voltage as low as 0.8V to a maximum of 5.5V. In addition, the device integrates precision current shunt detection for power supply current measurements and has an integrated power MOSFET switch for load disconnection. Furthermore, it boasts a variety of features that can be used to regulate power consumption in mobile devices, such as temperature, voltage, or current limit protection.

The device is also suitable for other applications such as power converters, power management, display power management and telecommunications systems. It is capable of generating continuous output voltages and can handle up to 3A of load current. Additionally, the device’s low internal power consumption makes it ideal for battery applications.

ADP190ACBZ-R7 Working Principle

The device is based on a low-dropout (LDO) principle of power regulation, meaning that its input voltage is slightly higher than its output voltage. This allows the device to maintain a constant output voltage in the range of 0.8V to 5.5V. In addition, the device features a variable voltage output in the range of 0.8V to 12V, allowing for adjustable voltage power supplies.

The ADP190ACBZ-R7 also provides certain built-in safety features such as current limit, under voltage and temperature protection, and programmable current limit. The device is highly integrated and has few external components, requiring only a single capacitor and power source for proper operation. Additionally, the device features a built-in power MOSFET switch for load disconnection and can easily be configured to provide desired power control.

Conclusion

The ADP190ACBZ-R7 is a PMIC that enables efficient power management in mobile devices by providing precision current shunt detection, low quiescent current, and integrated power MOSFET switch. It is based on the low-dropout principle and supports up to eight LDOs with adjustable voltage output and can handle up to 3A of load current. In addition, the device includes various built-in safety features, making it an ideal choice for a variety of applications, including power converters, power management, display power management, and telecommunications systems.

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