Microchip Technology

MIC29303BU  

Linear & Switching Voltage Regulators

MIC29303BU Description

The MIC29303BU is a high-performance linear regulator designed by Microchip Technology, offering an adjustable output voltage range from 1.25V to 25V with a maximum input voltage of 26V. This regulator is capable of delivering up to 3A of output current, making it suitable for a wide range of power management applications. The single regulator design ensures simplicity and reliability, with a positive output configuration that is ideal for various electronic systems.

MIC29303BU Features

• Adjustable Output Voltage: The MIC29303BU provides an adjustable output voltage range from 1.25V to 25V, offering flexibility to meet specific application requirements.
• High Input Voltage Range: With a maximum input voltage of 26V, this regulator can handle a wide range of input sources, making it versatile for different power supply scenarios.
• High Current Capability: The ability to deliver up to 3A of output current ensures that the MIC29303BU can power demanding applications efficiently.
• Low Dropout Voltage: The maximum dropout voltage of 0.6V at 3A ensures high efficiency, even at high load currents, which is crucial for maintaining performance in low-voltage applications.
• Protection Features: The regulator includes over-current, over-temperature, reverse polarity, and transient voltage protection, enhancing system reliability and robustness.
• Moisture Sensitivity Level: The MSL rating of 3 (168 hours) ensures that the regulator can withstand moisture exposure during manufacturing processes, reducing the risk of moisture-related failures.
• Surface Mount Packaging: The surface mount package type facilitates easy integration into compact and high-density designs.
• Compliance: The MIC29303BU is REACH unaffected and classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international regulations.

MIC29303BU Applications

The MIC29303BU is ideal for a variety of applications that require a reliable and efficient power management solution. Some specific use cases include:

• Industrial Equipment: Powering control systems, sensors, and actuators in industrial environments where high current and voltage flexibility are essential.
• Telecommunications: Providing stable power to base stations, switches, and other telecom equipment that demand high reliability and protection features.
• Automotive Electronics: Suitable for powering various electronic components in vehicles, where the regulator's robust protection features and high current capability are crucial.
• Consumer Electronics: Ideal for powering devices such as gaming consoles, high-end audio equipment, and other consumer electronics that require precise voltage regulation and high current delivery.

Conclusion of MIC29303BU

The MIC29303BU from Microchip Technology is a versatile and robust linear regulator that offers adjustable output voltage, high current capability, and comprehensive protection features. Its low dropout voltage and surface mount packaging make it suitable for a wide range of applications, from industrial to consumer electronics. Despite being marked as obsolete, the MIC29303BU remains a reliable choice for applications requiring a high-performance power management solution.

MIC29303BU Documents

Download datasheets and manufacturer documentation for MIC29303BU

Datasheets :

MIC2915x, 30x, 50x, 75x      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH