Micrel Inc. Tariff Inquiry

MIC5203-4.5BM5

MIC5203-4.5BM5 Description

The MIC5203-4.5BM5 is a high-performance linear low-dropout (LDO) voltage regulator designed to provide a fixed output voltage of 4.5V. Manufactured by Micrel Inc., this regulator is ideal for applications requiring a stable power supply with minimal power dissipation. The device features a maximum input voltage of 16V and can deliver up to 80mA of output current, making it suitable for a range of electronic systems.

MIC5203-4.5BM5 Features

• Fixed Output Voltage: The regulator provides a stable 4.5V output, ensuring consistent power supply to connected devices.
• High Input Voltage Range: With a maximum input voltage of 16V, the MIC5203-4.5BM5 can operate efficiently in various power environments.
• Low Dropout Voltage: At 80mA, the dropout voltage is a mere 0.6V, allowing the regulator to maintain output voltage even when the input voltage is close to the output voltage.
• Low Quiescent Current: The quiescent current of 750 µA minimizes power consumption, making it ideal for battery-powered applications.
• Enable Control Feature: The regulator includes an enable pin, allowing for precise control over the output voltage, enhancing system flexibility.
• Protection Features: Over-current, over-temperature, and reverse polarity protections ensure the regulator's longevity and reliability.
• Surface Mount Packaging: The surface mount package (Bulk) is suitable for automated assembly processes, reducing production costs and improving manufacturing efficiency.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the device is highly resistant to moisture, making it suitable for a wide range of environmental conditions.

MIC5203-4.5BM5 Applications

The MIC5203-4.5BM5 is well-suited for a variety of applications where a stable and efficient power supply is crucial. Its low dropout voltage and low quiescent current make it particularly ideal for portable devices and battery-operated systems. Some specific use cases include:

• Portable Electronics: Ideal for smartphones, tablets, and other portable devices where battery life and power efficiency are paramount.
• Industrial Equipment: Suitable for industrial control systems and IoT devices that require a reliable power source.
• Medical Devices: Applicable in medical equipment where precise voltage regulation and low power consumption are essential.
• Automotive Applications: Can be used in automotive electronics for stable power supply in varying voltage conditions.

Conclusion of MIC5203-4.5BM5

The MIC5203-4.5BM5 from Micrel Inc. stands out as a robust and efficient linear low-dropout voltage regulator. Its combination of a fixed 4.5V output, low dropout voltage, and low quiescent current makes it an excellent choice for applications requiring high efficiency and reliability. The inclusion of enable control and comprehensive protection features further enhances its versatility and durability. Whether used in portable electronics, industrial systems, or medical devices, the MIC5203-4.5BM5 delivers consistent performance and value, making it a preferred choice for engineers and designers in the electronics industry.