LT3080IMS8E#PBF

Introduction

The LT3080IMS8E#PBF is a low noise, low dropout, low power linear voltage regulator from Linear Technology, with a wide range of application fields. It is used for a host of applications, from regulating the stable voltage for a single cell Li-ion input, to providing an adjustable current source from a higher voltage input. The LT3080IMS8E#PBF can also be used for a wide variety of other applications, such as driving adjustable gain audio amplifiers and providing power for microcontrollers and digital signal processors.

Application Fields

The main application fields of the LT3080IMS8E#PBF are single cell Li-Ion input regulation, adjustable current source, driving adjustable gain audio amplifier, microcontroller power and digital signal processor power. It is capable of providing a stable voltage output of up to 8V at up to 600mA. It is also capable of providing an adjustable output of up to 800mA. The LT3080IMS8E#PBF is well suited for portable applications where space is a constraint, due to its small size and low power consumption.

The LT3080IMS8E#PBF is also well suited for use in industrial applications, such as driving electromechanical actuators, controlling high voltage motors, and providing power for high performance circuits. It is capable of providing a temperature stable output, as well as a variety of load regulation and protection features, making it an ideal choice for applications where high reliability is required.

Working Principle

The LT3080IMS8E#PBF operates on a linear regulation principle. This means that it utilises a series of pass elements, such as resistors, which act as current-limiting elements, to keep a steady output voltage. This is done by dissipating the incoming input current and thus regulating the output voltage. The output voltage can be adjusted by varying the resistance of the pass elements. In addition, the LT3080IMS8E#PBF also features a feedback loop which is used to monitor the output voltage and ensure stability.

The LT3080IMS8E#PBF also utilises an internal linear current regulator to precisely control the current output of the device. This regulator acts as a buffer between the input and the output, and helps to maintain the stability of the output voltage. The LT3080IMS8E#PBF also has an error amplifier which is used to monitor the output voltage and adjust the current regulator according to the input voltage.

Conclusion

The LT3080IMS8E#PBF is a versatile and reliable voltage regulator from Linear Technology. It is suitable for a wide range of applications, including single cell Li-ion input regulation, adjustable current source and driving adjustable gain amplifiers. It utilises a linear regulation principle to provide a stable output voltage, as well as an internal linear current regulator to ensure stable current output. The LT3080IMS8E#PBF is an ideal choice for portable or industrial applications requiring reliability.