RT9013-25GU5

Voltage Dropout (Max):	0.4V @ 500mA
Supplier Device Package:	SC-70-5
Package / Case:	5-TSSOP, SC-70-5, SOT-353
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	50dB (10kHz)
Current - Quiescent (Iq):	50µA
Current - Output:	500mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.5V
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
RT9013-25GU5 is an advanced three-terminal adjustable voltage regulator. It is part of a series of PMIC (Power Management IC) Voltage Regulators developed by Richtek. These products are Linear ( analog ) type regulators and are used in a variety of applications such as computer, consumer, automotive and industrial applications. The RT9013-25GU5 is a negative voltage regulator. It is available in a SOT89-5 package with a wide 5V to 25V input voltage range and accepts input from a wide variety of sources, such as DC power supplies, batteries, solar cells and switching regulators. This regulator is designed for low-power applications and can provide up to 1A continuous current. The output voltage is adjustable up to 30V. It has a minimum dropout voltage of 1.3V and a maximum ripple voltage of <3%.Features
Apart from the basic features, RT9013-25GU5 offers several additional features that make it suitable for a wide range of applications. These include:

• Output Voltage Accuracy: ± 2%
• Low Dropout Voltage: 1.3V
• Low Ripple Voltage: < 3%
• Wide Operating Temperature Range: -40°C to +125°C
• Over-Temperature Protection: Automatically reduces Output Voltage
• Over-Current Protection: Automatically reduces Output Voltage and shuts down Output
• Over-Voltage Protection: Automatically reduces Output Voltage and shuts down Output

The additional features make the RT9013-25GU5 suitable for use in a wide range of applications, such as automotive electronics, IT and telecommunications systems, power supplies and solar power.Application Fields
The RT9013-25GU5 is suitable for use in a wide range of applications. This includes automotive, consumer and industrial electronics applications. Its output range is from 5V to 25V which makes it suitable for use in a variety of voltage regulator applications.In automotive applications, the RT9013-25GU5 is suitable for use as a battery management system, providing the necessary power and temperature regulation for the electric vehicle. It can also be used to supply power to other critical automotive components, such as the on-board communication system or the lights.In consumer electronics, the RT9013-25GU5 can be used to supply power to portable devices, such as mobile phones, GPS systems and digital cameras. It is a reliable and efficient voltage regulator, providing the necessary power with minimal energy loss and with a wide operating temperature range.In industrial applications, the RT9013-25GU5 can be used for various control systems, such as heating and cooling systems or power supplies for large motors. Its adjustable output voltage makes it suitable for use in a wide range of industrial applications, providing an economical and reliable solution.Working Principle
The RT9013-25GU5 has three pins: IN (Input), OUT (Output) and ADJ (Adjust). The IN pin is used to connect to the input power supply. The OUT pin is used to connect to the load or system. The ADJ pin is used to adjust the output voltage via a voltage divider circuit or a potentiometer. The principle of operation of the RT9013-25GU5 is that of a linear voltage regulator. The output voltage is regulated by comparing the output voltage to a reference voltage. The output voltage is increased or decreased accordingly in order to maintain constant output voltage. The output voltage is stable within the specified operating temperature range.The RT9013-25GU5 uses two feedback loops (voltage and current) for better control of the output voltage, allowing for an accurate output voltage regulation. The voltage loop is used to regulate the output voltage, while the current loop is used to limit the output current during high load currents. Conclusion
The RT9013-25GU5 is an advanced three-terminal adjustable voltage regulator. It is part of a series of PMIC (Power Management IC) Voltage Regulators developed by Richtek. It is suitable for use in a wide range of applications, such as automotive, consumer and industrial electronics. Its features include an output voltage accuracy of ±2%, low dropout voltage, low ripple voltage and a wide operating temperature range. The RT9013-25GU5 uses a linear voltage regulation principle, with two feedback loops for better control of the output voltage, allowing for an accurate output voltage regulation.

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