RT9296GQW

Voltage/Current - Output 3:	--
Supplier Device Package:	10-WDFN (3x3)
Package / Case:	10-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	1.2 V ~ 5 V
w/Sequencer:	No
w/Supervisor:	No
w/LED Driver:	No
Series:	--
Voltage/Current - Output 2:	Controller
Voltage/Current - Output 1:	Adj to 0.5V, 2A
Frequency - Switching:	1.2MHz
Number of Outputs:	2
Function:	Any Function
Topology:	Step-Up (Boost) Synchronous (1), Linear (LDO) (1)
Part Status:	Active
Packaging:	Tape & Reel (TR)

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RT9296GQW Application Field and Working Principle

Introduction

The RT9296GQW is a high-performance low-dropout (LDO) linear and switching regulator. The device is designed using 180 nanometer CMOS process technology, and is capable of providing up to 4A of output current. It provides a high level of accuracy in voltage regulation with a minimum dropout voltage of 0.4V and a maximum line regulation error of 0.3%. The RT9296GQW is optimized for applications that require high output accuracy and low power dissipation in space-constrained designs.

Application Field

The RT9296GQW has been designed for use in a wide range of applications, including but not limited to digital or analog signal processing, telecommunications, communication systems and industrial applications. It is suitable for applications where low on-board power dissipation is critical, such as microprocessor-based systems and portable equipment. It is also suitable for use in battery-powered equipment, providing power to devices that must operate over extended periods of time. The output voltage range and accuracy make this product suitable for a wide range of applications, such as powering microprocessors and ASICs, multiple voltage buses, or powering displays, memory and logic circuits.

Working Principle

The RT9296GQW has been designed to accurately deliver the regulated output voltage specified by the user. The device consists of an integrated N-Channel MOSFET, a programmable band gap reference, a comparator, an error amplifier and an enable pin.The reference voltage is determined by the voltage across the internal resistors. The output voltage is compared to this reference voltage by the comparator. The error amplifier amplifies any difference between the reference voltage and output voltage. If the output voltage is above the reference voltage, the error amplifier will reduce the gate voltage of the MOSFET, reducing the current flowing through the MOSFET and causing the output voltage to decrease. Conversely, if the output voltage is below the reference voltage, the error amplifier will increase the gate voltage of the MOSFET, increasing the current flowing through the MOSFET and causing the output voltage to increase.The enable pin allows the user to turn the regulator off when not in use, reducing power consumption. The device also features an over-temperature protection circuit, which will shut down the regulator if it operates at an excessively high temperature, protecting the device from damage.

Conclusion

The RT9296GQW is a high-performance, low-dropout linear and switching regulator, designed for use in a wide range of applications. The device is optimized for applications that require high output accuracy and low power consumption in space-constrained designs. It is capable of providing up to 4A of output current and has a minimum dropout voltage of 0.4V and a maximum line regulation error of 0.3%. The device also features an enable pin and an over-temperature protection circuit, providing further flexibility and protection.

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