The MIC5319-5.0YD5 is a high-efficiency, 200mA LDO (Low Dropout) regulator from Micrel (now Microchip Technology). It's designed for portable applications where space and battery life are critical. This regulator features a low dropout voltage, allowing it to operate with minimal input-to-output voltage differential. It also includes features such as short-circuit protection and thermal shutdown to protect the device and the load.

Applications:

• Portable Electronics
• Battery-Powered Devices
• Wireless Modules
• Wearable Devices
• Smartphones and Tablets

Features:

• Fixed 5.0V Output Voltage
• 200mA Output Current Capability
• Low Dropout Voltage
• High Accuracy Output Voltage
• Short-Circuit Protection
• Thermal Shutdown Protection
• Low Quiescent Current
• Small Package Size

Benefits:

• Extended Battery Life: The high efficiency and low quiescent current minimize power consumption, extending the battery life of portable devices.
• Stable Output Voltage: The high accuracy output voltage ensures stable and reliable operation of the load.
• Protection Against Faults: Short-circuit and thermal shutdown protection prevent damage to the device and the load in the event of a fault.
• Compact Design: The small package size allows for use in space-constrained applications.
• Low Noise Operation: The regulator is designed for low-noise operation, making it suitable for sensitive analog circuits.

Specifications:

The MIC5319-5.0YD5 provides a fixed 5.0V output voltage with an output current capability of 200mA. The dropout voltage is typically less than 170mV at 200mA. The input voltage range is typically from 2.5V to 5.5V. The quiescent current is typically around 20μA. It is available in a very small DFN (Dual Flat No-Lead) package. The operating temperature range is typically from -40°C to +125°C.