XC6222B331MR-G Integrated Circuits (ICs)

Current - Output:	700mA
Base Part Number:	XC6222
Supplier Device Package:	SOT-25
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	65dB (1kHz)
Current - Quiescent (Iq):	220µA
Series:	--
Voltage Dropout (Max):	0.2V @ 300mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction:

XC6222B331MR-G is a linear voltage regulator integrated circuit (IC) designed for applications requiring low-voltage, low current, and low noise output. It consists of an internal power transistor and two external components, consisting of two resistors (pass transistors), which act as feedback elements and connect to both the positive and negative outputs of the power transistor. As an active element, XC6222B331MR-G can convert input voltage to output voltage.

Applications:

XC6222B331MR-G has many applications, including portable electronic devices, such as mobile phones and digital cameras, as well as LED lighting and communication equipment. The output voltage of XC6222B331MR-G is adjustable, which makes it very suitable for applications where accurate voltage control is required. It is also widely used in automotive applications, such as automotive audio systems and navigation systems.

Features and Specifications:

The main features of XC6222B331MR-G include low voltage (1.4V to 5.5V) and low current (2mA to 20mA) output; precise output voltage control (0.5% tolerance); low power dissipation (less than 1mW); no load power consumption (less than 10mW); high input-output isolation; fast line and load transient response; complete protection circuitry (short-circuit, over-voltage, and temperature protections); and low dropout voltage.

Working Principle:

The working principle of XC6222B331MR-G is based on the negative feedback principle. It uses an internal power transistor to convert the input voltage to an output voltage, and two external resistors are connected to the positive and negative outputs of the power transistor to adjust the output voltage. The resistance of these two resistors is determined by the voltage divider, to which a reference voltage (Vref) is supplied. The output voltage of XC6222B331MR-G is compared with the reference voltage, and the difference is then used to control the internal power transistor, so that the output voltage is kept constant.

Conclusion:

In conclusion, XC6222B331MR-G is an ideal and versatile linear voltage regulator for applications requiring precise output voltage control. It features low voltage, low current, and low noise output, and its adjustable output voltage makes it well-suited to situations where accurate voltage control is required. Thanks to its low power dissipation, fast line and load transient response, and complete protection circuitry, XC6222B331MR-G is an excellent choice for a variety of electronic applications.

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