REG103UA-3.3/2K5G4

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The REG103UA-3.3/2K5G4 is a linear voltage regulator used in many consumer and industrial electronics applications. It is a low current, low dropout (LDO) regulator with a voltage conversion range of 2.5 to 5.5V and can provide up to 2A peak output current. It features a 10k resistor value and temperature protection with hysteresis. Because it is a low dropout regulator, it is ideal for regulating power supplies when the input voltage is close to the output voltage.

This voltage regulator is designed to meet a variety of application needs and can be used in a wide range of devices. It is useful for controlling the voltage circuits in digital, analog, and mixed-signal circuits. It can provide power for radio frequency (RF) applications, automotive electronics, micro-controllers and other small-scale systems. It is also suitable for powering low-voltage applications, such as CMOS, EPROM, memory, microcontrollers and other integrated circuits.

The working principle of the REG103UA-3.3/2K5G4 voltage regulator is based on a linear output voltage adjustment technique. As the input voltage increases, the internal transistor adjusts the output voltage linearly in order to maintain a stable output. The regulator also features an adjustable voltage divider that allows the user to select the desired output voltage by selecting the proper resistor values. The regulator also features temperature protection with hysteresis.

In addition, the regulator includes protection against overload and short circuit, voltage dropout, and inrush current. The open-drain control logic allows for the addition of external pull-up resistors when necessary. The device also includes reverse polarity protection and can withstand up to 6V without damage.

The REG103UA-3.3/2K5G4 can be used in a variety of circuit designs, including audio systems, automotive electronics, data acquisition, and power management. It has low output voltage noise, low input voltage noise, fast transient response, low power consumption, and a wide input voltage range. The device is also capable of providing a reliable power supply for high-speed logic and digital switching circuits, as well as for RF transmitter applications.

In conclusion, the REG103UA-3.3/2K5G4 is a versatile linear voltage regulator suitable for a wide range of applications. It offers protection against overload and short circuit, as well as temperature protection and hysteresis. It provides a reliable voltage conversion range of 2.5 to 5.5V and can provide up to 2A peak output current. It is ideal for regulating power supplies when the input voltage is close to the output voltage and is suitable for use in digital, analog, and mixed-signal applications.

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