FAN1084M33X

FAN1084M33X Application Field and Working Principle

The FAN1084M33X is a versatile low-dropout (LDO) linear voltage regulator from Fairchild Semiconductor. It is a low-power voltage regulator that is used in a wide range of applications, including automotive, wireless, IoT, industrial, and instrumentation.

Overview

The FAN1084M33X voltage regulator offers excellent power regulation performance, with a maximum adjustable input range from 1.6V to 5.5V and a maximum output current of 100mA. It is protected by a high accuracy current limit and a thermal shutdown feature that protects the device from high temperature operation. The device is designed in a Mini-DIP package, making it ideal for space-constrained applications and easy to use in production lines.

The FAN1084M33X is suitable for a wide range of applications, such as noisy power supply systems, where precise voltage regulation is needed. It is also an excellent solution for low power applications, as it has a low quiescent current of 8μA and a high efficiency, reducing external component count and cost. The device has an enable input that is used to turn the regulator on and off.

Application Field

The FAN1084M33X is suitable for a wide range of applications, including automotive, wireless, IoT, industrial, and instrumentation. The device is especially useful in low power applications, as it provides precise voltage regulation and has a low quiescent current, reducing power consumption and component count. In automotive applications, it is used to power electronic control systems, lighting, and other applications. In industrial applications, it can be used to provide power to motor controllers and PLCs. In wireless and IoT applications, it is used to power sensors and microcontrollers.

Working Principle

The FAN1084M33X voltage regulator uses a linear voltage regulation principle. Linear voltage regulation is a process in which a higher input voltage is regulated to a lower output voltage by using a linear pass element, typically a transistor. This pass element, or regulator, controls the voltage regulation process and sets the output voltage at the desired level. By controlling the voltage between the input and the output, the linear voltage regulator ensures that the power remains stable and does not fluctuate during operation.

The FAN1084M33X is a low drop-out (LDO) linear voltage regulator, meaning that it can regulate a higher input voltage to a lower output voltage with a small drop across the regulator. This feature makes it especially suitable for low power applications, as it has a low quiescent current, reducing power consumption and component count. The device is also protected by a high accuracy current limit and a thermal shutdown feature that protects the device from high temperature operation.

Conclusion

The FAN1084M33X is a versatile low-dropout (LDO) linear voltage regulator from Fairchild Semiconductor. The device offers excellent power regulation performance, with a maximum adjustable input range from 1.6V to 5.5V and a maximum output current of 100mA. It is suitable for a wide range of applications, including automotive, wireless, IoT, industrial, and instrumentation. It uses a linear voltage regulation principle and has a low quiescent current of 8μA, reducing external component count and cost. It is also protected by a high accuracy current limit and a thermal shutdown feature that protects the device from high temperature operation.