RT9193-30GQW

Voltage Dropout (Max):	0.3V @ 300mA
Supplier Device Package:	6-WDFN (2x2)
Package / Case:	6-WDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	70dB ~ 50dB (100Hz ~ 10kHz)
Current - Quiescent (Iq):	130µA
Current - Output:	300mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The RT9193-30GQW is a linear voltage regulator used in various applications. It provides excellent performance over a wide range of input and output voltages. The device features a high output current capability, fast transient response, and low quiescent current operation. This article will discuss the application field and working principle of the RT9193-30GQW.

Application Fields

The RT9193-30GQW can be used in a variety of applications. It provides stable output voltages ranging from 2V to 32V, making it suitable for many designs. It can be used in power control applications such as laptops, tablet computers, and PDAs. In addition, it can be used in automotive systems, portable electronics, and industrial applications.

Working Principle

The RT9193-30GQW is a linear voltage regulator with a switching power supply topology. It has an input voltage range from 4.5V to 32V and an output voltage range from 1.9V to 32V. The device utilizes a two-stage regulator architecture that consists of an internal comparator, an internal switching power supply, and a control circuit. The internal comparator compares the output voltage with an internally generated reference voltage. The feedback signal is used to control the switching power supply. The power supply then adjusts the output voltage according to the feedback. The control circuit then amplifies the feedback signal to drive the switching power supply circuitry. The device features current limiting protection, short circuit protection, thermal protection, and voltage output adjustment. The current limiting protection prevents the device from overloading and increases the stability of the system. The short circuit protection turns off the device if the output voltage drops below the reference voltage. The thermal protection shuts down the device if the die temperature exceeds its maximum rated temperature. The voltage output adjustment provides stable output voltage over a wide range of input voltages.

Conclusion

The RT9193-30GQW is a linear voltage regulator with a wide range of applications. It features fast transient response, low quiescent current operation, current limiting, short circuit protection, thermal protection, and voltage output adjustment. This makes it a superior choice for power control and other applications that require high efficiency and stability.

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