XC6501B3317R-G

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Linear voltage regulators are an important component of power supply management ICs. XC6501B3317R-G is one of the most popular voltage regulators in the industry. This article will discuss its application and work principle.

Description of XC6501B3317R-G Voltage Regulator

XC6501B3317R-G uses a positive linear voltage regulator. It is capable of regulating output voltages from 1.5V to 33V, with an input voltage that can handle up to 40V. Its output current is up to 1A and its internal die temperature can get as high as +150°C. It also has a variety of protection functions, such as reverse current protection, overvoltage protection, over-temperature protection and short-circuit protection. It has an over-temperature protection of about 1.5% (max).

Application of XC6501B3317R-G Voltage Regulator

XC6501B3317R-G is designed to provide a stable and accurate output voltage that is ideal for a variety of applications. It is used in a wide range of fields and industries, including aerospace, communications, automotive electronics, industrial electronics, medical equipment, and consumer electronics. XC6501B3317R-G is also often used in microcontrollers, FPGA, DC/DC power supply, RAM and unregulated distributed power supplies.

Due to its wide output voltage range and exceptional reliability, XC6501B3317R-G is often used in industrial equipment, automotive electronic systems, and medical devices. It provides high output accuracy for controlling microcontrollers, FPGAs, digital relays and analog data converters. On top of that, it also offers efficient protection from current overload and over-temperature, on top of short-circuit protection.

Working Principle of XC6501B3317R-G Voltage Regulator

The XC6501B3317R-G voltage regulator employs a shunt type of design, also known as a linear regulator. In this design, the output voltage is generated by comparing input voltage with an adjustable reference voltage which is set by the feedback circuitry. When the error amplifier inside the voltage regulator detects an input voltage higher than the reference voltage, the high-side p-channel MOSFET is turned on. This increases the load of the input voltage and reduces it to the reference voltage, ensuring that the output remains at a stable level.

The current across the resistor inside the XC6501B3317R-G voltage regulator is proportional to the difference between the input and the reference voltage. This current is then limited by the current limit feature of the voltage regulator and it is then diverted to the output of the regulator. This creates a feedback loop and the output voltage can be tuned to the desired level by adjusting the resistor value on the feedback resistor.

In order to ensure that the voltage regulator is able to handle a high amount of current, a current-limiting feature is also included. This helps to limit the output current in order to ensure that the device is stable and that it doesn\'t get damaged. In addition, the XC6501B3317R-G voltage regulator also has a built-in over-temperature protection feature, which helps to protect the device from any kind of overheat.

Conclusion

XC6501B3317R-G is a popular linear voltage regulator. It is widely used in a wide range of industries and applications, thanks to its high output voltage accuracy, wide output voltage range, efficient heat management and high reliability. The device employs a shunt type of design and it uses an adjustable reference voltage that is set with the help of the feedback circuitry. It also has an over-temperature protection feature that helps to regulate the internal temperature and protect the device from any unwanted damage.

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