RT9011-MMGQWC

Voltage Dropout (Max):	0.33V @ 300mA, 0.33V @ 300mA
Supplier Device Package:	6-WDFN (1.6x1.6)
Package / Case:	6-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Over Temperature, Short Circuit
Control Features:	Enable
PSRR:	70dB ~ 38dB (100Hz ~ 300kHz)
Current - Quiescent (Iq):	80µA
Current - Output:	300mA, 300mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.8V, 2.8V
Voltage - Input (Max):	5.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

RT9011-MMGQWC is a family of low power, high efficiency linear voltage regulators specifically designed to meet the power requirements of modern microprocessors and other power hungry devices. It is ideal for applications that require high output ripple rejection and low noise. This design also offers low external components count and lower power dissipation at light load conditions.

Features

The RT9011-MMGQWC offers a wide range of features, making it ideal for a variety of applications. These features include:- High Efficiency: The RT9011-MMGQWC has an efficiency of up to 95%, allowing it to deliver high power without wasting energy.- Low Output Ripple: The RT9011-MMGQWC features a low output ripple of 0.1mV for improved voltage regulation.- Low Noise: The RT9011-MMGQWC operates at very low noise levels, making it suitable for noise-sensitive applications.- Low Power Dissipation: The RT9011-MMGQWC features a low power dissipation at light load conditions, making it more energy efficient.- Low External Component Count: The RT9011-MMGQWC has a low external component count, meaning fewer components need to be externally mounted in order to ensure the regulator’s performance.

Applications

The RT9011-MMGQWC is suitable for a variety of applications. These include:- Microprocessor and Power Supply: The RT9011-MMGQWC is a perfect solution for microprocessor and power supply applications as it is able to provide clean and efficient power to them without wasting energy.- Industrial: The RT9011-MMGQWC can be used in a variety of industrial applications due to its low output ripple and low noise operation, making it suitable for noise-sensitive industrial environments.- Automotive: The RT9011-MMGQWC can be used in automotive applications due to its high efficiency and low power dissipation.- Telecommunications: The RT9011-MMGQWC can also be used in telecom applications due to its low noise operation, making it suitable for noise-sensitive applications.

Working Principle

The RT9011-MMGQWC is a three-pin voltage regulator which utilizes its internal linear Voltage Regulators that adjust the output voltage to the desired level. The circuit consists of three main components: the feedback loop, the error amplifier, and the output switch. The output voltage is sensed by a voltage divider connected between the output and the output of the voltage regulator. The voltage is then compared to a reference voltage in the error amplifier. If the output voltage is higher than the reference voltage, the output is regulated by the error amplifier which modifies the gate control signal of the output switch. When the output voltage is lower than the reference voltage, the gate control signal is not modified and the output is allowed to remain at the current level.The RT9011-MMGQWC also features an internal current limit protection circuit which helps to protect the device from damage caused by excessive input current. This circuit will trip and turn off the device when the output current exceeds a certain threshold.

Conclusion

The RT9011-MMGQWC is a versatile and efficient Voltage Regulator designed specifically to meet the power requirements of modern microprocessors and other power hungry devices. Its features include high efficiency, low output noise, low power dissipation, and low external component count, making it ideal for a variety of applications including telecom, automotive, microprocessor and power supply applications. The RT9011-MMGQWC uses an internal linear voltage regulator which works by sensing the output voltage and adjusting it to the desired level. The device also has an internal current limit protection circuit which helps to protect it from damage caused by excessive input current.

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