MIC39301-1.8BT

Introduction

The MIC39301-1.8BT is a low dropout linear regulator that is best suited for powering microcontroller cores, memory and logic cores in portable applications.

The MIC39301-1.8BT is a cost effective and reliable solution for supplying a low voltage digital subsystem in the presence of varying power supply or battery voltages. It is available in the ThinSOT-23-8 package, providing a very small footprint, and is suited for space-constrained applications. It is optimized for a wide input voltage range of 1.8V to 5.5V and provides a regulated 1.8V output with a maximum output current of 500mA.

The MIC39301-1.8BT is designed to regulate the output voltage over varying load current, temperature and line conditions. The output voltage is adjustable from 1.8V to 4.5V.

The MIC39301-1.8BT is designed for low dropout operation over the full load current range, making it suitable for portable applications that must operate in low power environments. The regulator has a minimum load current of 1mA and a quiescent current of 5µA. It also has thermal shutdown protection for protecting the device from over temperature conditions.

The MIC39301-1.8BT offers superior transient response and load regulation, making it ideal for applications that require fast processor performance and reliable operation in the presence of varying power supply or battery voltages.

Application Field

The MIC39301-1.8BT is a low dropout linear regulator suitable for use in a variety of applications. It is designed to provide a regulated voltage for microcontroller cores, memory and logic cores, and other low power digital subsystems in mobile and portable applications. It is well suited for mobile phones and other handheld devices with wide input voltage ranges, where a regulated voltage is essential for reliable functioning.

The MIC39301-1.8BT is also suitable for use in automotive and industrial applications, where voltage regulation is required. Due to its low dropout voltage, the MIC39301-1.8BT can be used in applications operating on low power supply voltages, such as battery powered devices.

The MIC39301-1.8BT is ideal for applications requiring fast processor performance and reliable operation in the presence of varying power supply or battery voltages. It can be used in LED driver circuits, motor control circuits, and other applications requiring a regulated voltage source.

Working Principle

The working principle of the MIC39301-1.8BT is based on the principle of linear regulation. The device is designed to regulate the output voltage over varying input voltage, load current, temperature and line conditions. The device operates at a minimum load current of 1mA, and has a quiescent current of 5µA.

The operation of the device is simple and straightforward. It has an adjustable output voltage ranging from 1.8V to 4.5V and provides a regulated voltage output under varying load, temperature and line conditions. The low dropout voltage of the device ensures minimal power consumption.

The MIC39301-1.8BT is equipped with thermal shutdown protection, which prevents the device from being damaged due to excessive temperatures. The device also has an internal short-circuit protection, which protects the device from over current and short-circuiting conditions. Furthermore, the MIC39301-1.8BT offers an internal soft-start feature, which reduces output voltage overshoot and inrush current during power-up.

Conclusion

The MIC39301-1.8BT is a cost effective and reliable low dropout linear regulator designed for powering microcontroller cores, memory and logic cores, and other low-power digital subsystems in mobile and portable applications. It is optimized for a wide input voltage range of 1.8V to 5.5V and provides a regulated 1.8V output with a maximum output current of 500mA. The device offers superior transient response, load regulation, and thermal shutdown protection for maximum protection in the presence of varying power supply or battery voltages. With its adjustable output voltage, low power consumption, and short-circuit protection, the MIC39301-1.8BT is well suited for a wide range of applications.