MIC94051YM4-TR

Overview of Microchip Technology MIC94051YM4-TR

The MIC94051YM4-TR is a high-performance, low-dropout (LDO) voltage regulator manufactured by Microchip Technology. It is designed to provide a stable output voltage with minimal power loss, making it ideal for battery-powered devices and applications requiring efficient power management. This device is particularly suitable for portable electronics, automotive applications, and various consumer devices.

Key Specifications

- Input Voltage Range: The MIC94051YM4-TR operates with an input voltage range of 2.5V to 5.5V, allowing it to be used in a variety of applications with different power supply levels.
- Output Voltage: The device provides a fixed output voltage of 3.3V, which is commonly used in many digital circuits and microcontroller applications.
- Output Current: It can deliver a maximum output current of 500 mA, making it suitable for powering various components in electronic devices.
- Dropout Voltage: The LDO features a low dropout voltage of 200 mV at full load, which enhances efficiency by minimizing the voltage difference required between the input and output.
- Quiescent Current: The MIC94051YM4-TR has a low quiescent current of 30 µA, which is beneficial for extending battery life in portable applications.

Features

- Thermal Protection: The device includes thermal shutdown protection, which prevents overheating by shutting down the output if the junction temperature exceeds a specified limit. This feature ensures reliable operation and protects the device from damage.
- Short-Circuit Protection: It is equipped with short-circuit protection, safeguarding the device and connected components from damage in case of a fault condition.
- Stability with Low ESR Capacitors: The MIC94051YM4-TR is designed to be stable with low equivalent series resistance (ESR) output capacitors, which allows for flexibility in capacitor selection and helps reduce overall system size.
- Fast Transient Response: The LDO provides a fast transient response, ensuring that the output voltage remains stable during sudden changes in load conditions.

Applications

The MIC94051YM4-TR is suitable for a wide range of applications, including:

- Portable Electronics: Its low power consumption and compact size make it ideal for smartphones, tablets, and other handheld devices.
- Automotive Systems: The LDO can be used in automotive applications for powering sensors, microcontrollers, and other electronic components that require stable voltage.
- Consumer Devices: It is commonly found in consumer electronics such as cameras, gaming devices, and home appliances, where reliable power management is essential.

Package and Dimensions

The MIC94051YM4-TR is available in a 4-pin SOT-23 package, which is compact and suitable for space-constrained applications. The small footprint of this package allows for easy integration into various electronic designs.

Conclusion

The Microchip Technology MIC94051YM4-TR is a versatile and efficient LDO voltage regulator that meets the demands of modern electronic applications. With its low dropout voltage, low quiescent current, and robust protection features, it provides a reliable solution for powering a wide range of devices. Its performance characteristics and compact design make it an excellent choice for developers looking to optimize power management in portable and consumer electronics.