Microchip Technology

MIC5219-2.8YM5-TR  

Linear & Switching Voltage Regulators

MIC5219-2.8YM5-TR Description

The MIC5219-2.8YM5-TR is a high-performance, low-dropout (LDO) linear voltage regulator from Microchip Technology, designed to deliver a fixed 2.8V output with a maximum current of 500mA. This surface-mount device is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. With an ultra-low quiescent current of 8 µA, it ensures minimal power loss in battery-operated systems. The regulator supports an input voltage range up to 12V and features a low dropout voltage of 0.6V at 500mA, ensuring stable operation even with marginal input voltage headroom.

MIC5219-2.8YM5-TR Features

• Fixed 2.8V Output: Precision-regulated voltage for stable power delivery.
• High Efficiency: Low dropout voltage (0.6V @ 500mA) maximizes usable input range.
• Low Quiescent Current: 8 µA minimizes power consumption in standby modes.
• Robust Protection: Includes over-current, over-temperature, and reverse-polarity protection for enhanced reliability.
• Enable Control: External enable pin allows for power management and sequencing.
• High PSRR: 75dB at 120Hz ensures excellent noise rejection for sensitive analog circuits.
• RoHS3 & REACH Compliant: Environmentally friendly and suitable for global markets.
• MSL 1 (Unlimited): No moisture sensitivity concerns during storage or assembly.

MIC5219-2.8YM5-TR Applications

• Battery-Powered Devices: Ideal for portable electronics, IoT sensors, and wearables due to low Iq and dropout.
• Embedded Systems: Provides clean power to microcontrollers, FPGAs, and DSPs in industrial and consumer applications.
• RF & Analog Circuits: High PSRR makes it suitable for noise-sensitive RF modules and audio amplifiers.
• Medical Devices: Reliable performance meets the stringent requirements of medical instrumentation.
• Automotive Electronics: Stable operation under varying input voltages supports infotainment and ADAS systems.

Conclusion of MIC5219-2.8YM5-TR

The MIC5219-2.8YM5-TR stands out as a versatile, high-efficiency LDO regulator, combining low power consumption, robust protection, and compact packaging. Its high PSRR and enable control make it superior to basic LDOs, while its wide input range and reliability cater to demanding applications. Whether for portable gadgets, industrial systems, or precision analog circuits, this regulator delivers consistent performance with minimal design complexity.

MIC5219-2.8YM5-TR Documents

Download datasheets and manufacturer documentation for MIC5219-2.8YM5-TR

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Product Change Notification (PDF)