RT9161A-33GG

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	1
Voltage - Input (Max):	12V
Voltage - Output (Min/Fixed):	3.3V
Voltage - Output (Max):	--
Voltage Dropout (Max):	1V @ 500mA
Current - Output:	500mA
PSRR:	--
Control Features:	--
Protection Features:	Over Current, Over Temperature
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-261-4, TO-261AA
Supplier Device Package:	SOT-223

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RT9161A-33GG Application Field and Working Principle

The RT9161A-33GG is a low dropout (LDO) linear voltage regulator from Richtek, designed for use in power management applications. The RT9161A-33GG is a 3A LDO regulator, capable of providing consistent output voltages ranging from 1.5V to 5.0V. The LDO circuit cosists of an adjustable voltage reference, an error amplifier and a P-channel MOSFET. The output voltage is regulated by comparing the set point of the reference voltage to the output voltage, and then adjusting the gate voltage of the MOSFET to compensate. This is combined with a feedback loop which stabilizes the voltage level at the set point.The RT9161A-33GG is designed to be used in various power management applications, such as battery-operated devices, portable media players, set-top boxes, and other consumer electronics. It is designed to be used with an external power supply, and can be used to regulate both AC and DC inputs. The LDO also features under voltage lockout and current limit protection, as well as thermal shutdown protection, to protect the device against over-current and over-temperature conditions.In terms of performance, the RT9161A-33GG features a 170mV dropout voltage at 3A output current, making it ideal for applications where power efficiency is critical. The LDO also features a high ripple rejection ratio of 90dB, and an adjustable output voltage range from 1.5V to 5.0V. The output voltage range is adjustable using external components. The LDO is supplied in a SOT-223 package, and is available in both a standard and industrial temperature range.The RT9161A-33GG is an easy to use, efficient and reliable solution for applications that require low voltage, low power and accurate voltage regulation. The LDO is ideal for battery-powered systems, where efficiency, low power and accuracy are critical. The RT9161A-33GG is an excellent choice for audio applications, as it provides clean, noise-free power. The adjustable output voltage range also allows it to be used in a wide range of applications. It can be used in both portable and non-portable applications, making it an excellent addition to any power management system.In conclusion, the RT9161A-33GG is a high-performance, low-power and high-efficiency LDO regulator. It is an excellent choice for applications that require low voltage, low power, high accuracy and low noise. The LDO features adjustable output voltage range, thermal shutdown protection, current limit protection and low power consumption. The RT9161A-33GG is an all-round solution for power management applications. With its adjustable output voltage range, it can be used in a wide range of applications. The LDO is sensitive to output inductance, and therefore a small output capacitor is recommended.

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