RAA230409AGFT#AA0

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PMIC - Voltage Regulators - Linear + Switching
The RAA230409AGFT#AA0 voltage regulator is a linear and switching regulator that belongs to the Power Management Integrated Circuit ( PMIC ) product family. This regulator is designed to deliver a stable output voltage with high efficiency and low power consumption. Its small size and high switching frequency make it suitable for application in mobile devices and other electronics where size or power saving is important.The RAA230409AGFT#AA0 has several features that make it an ideal choice for any project. It has an integrated boost switch, enabling it to quickly convert a low-voltage input to a high-voltage output. Additionally, it has a low quiescent current and provides dynamically adjustable outputs, meaning that its output voltage can be adjusted to accommodate different load requirements. Finally, with its built-in line regulation and voltage accuracy, it is able to deliver a stable and reliable output even under varying input conditions.The RAA230409AGFT#AA0 works in two main modes; buck switching and boost switching. During buck switching, the regulator decreases an input voltage to a predetermined output voltage. Boost switching is the opposite; the regulator increases an input voltage to a predetermined output voltage. The device utilizes a pulse width modulation ( PWM ) methodology, which helps to minimize the power losses associated with switching power supplies. During the switch on and off cycles, the device produces a PWM signal at a frequency of 200kHz or higher.The regulator has two power modes; low power and high power mode. In low power mode, the PWM frequency is reduced to 50kHz, and the maximum output power is 2 watts. In high power mode, the PWM is increased to 200kHz, and the maximum output power is 6 watts. The device also has a power-saving mode, allowing it to detect when the input voltage is low, and reduce the output current accordingly to conserve power.In addition to its adjustable voltage output, the RAA230409AGFT#AA0 also has adjustable current limit, overload, and short-circuit protection, as well as efficient EMI and thermal management capabilities.In short, the RAA230409AGFT#AA0 is a versatile and efficient voltage regulator that is suitable for a wide variety of applications, including mobile phones, notebooks, medical and industrial equipment, and robotics. Its wide range of features, combined with its low power consumption, make it an ideal choice for any design requiring both low cost and superior performance.

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