RT9011-CMGQWC

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):	1.2V, 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 to the RT9011-CMGQWC

The RT9011-CMGQWC is a highly accurate, wide input voltage linear power regulator with integrated power-on reset and ultra-low dropout voltage. It provides excellent transient response and is adjustable to provide either 1.2V or 1.5V output voltage with an output current capacity of up to 100mA. This makes the RT9011-CMGQWC suitable for many applications such as power management, digital audio processing, graphic display and other portable or embedded applications.

Application Field

The RT9011-CMGQWC is typically used in a variety of applications, including power management, digital audio processing, graphic displays, and other portable and embedded applications. Typical applications include microprocessors, memory chips, digital audio systems, PDAs and DTVs.The RT9011-CMGQWC’s ultra-low dropout voltage provides great output ripple rejection and superior line and load regulation. Its wide input voltage range and low quiescent current make the regulator suitable for both battery-powered and AC-powered systems.

Working Principle

The RT9011-CMGQWC is a CMOS integrated circuit (IC). It follows a simple principle, which is to regulate the output voltage through the operation of a voltage reference output of a voltage regulator.The RT9011-CMGQWC works by sensing the input voltage, comparing it to its reference voltage, and then generating a current for the output voltage, if necessary, in order to maintain the reference voltage. The voltage reference is adjustable so as to set the output voltage.The RT9011-CMGQWC also comes with an integrated power on reset feature, wherein the power sequence is monitored to ensure that the system is powered up in the correct order. This eliminates the need for external resets and simplifies the power supply design. In addition, the power on reset also protects the system from overvoltage situations, as it trips the IC when an overvoltage condition is detected.The RT9011-CMGQWC also has an improved standby current monitor circuit and ultra-low dropout voltage, allowing it to switch quickly between active and standby modes while keeping power losses as low as possible, further improving the overall power efficiency of the system.

Conclusion

The RT9011-CMGQWC is a highly efficient, wide input voltage linear power regulator. It features adjustable output voltage, low quiescent current, and excellent output ripple rejection, making it suitable for many applications such as power management, digital audio processing, graphic display and other portable or embedded applications. It also has an integrated power-on reset feature, an improved standby current monitor circuit, and ultra-low dropout voltage, further improving the overall power efficiency of the system.

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