High-Performance Microchip MIC5308YD6-TR: 150mA Ultra-Low Quiescent Current LDO Voltage Regulator

In the world of modern electronics, power management is a critical design consideration, especially for battery-powered and portable devices where efficiency and longevity are paramount. The Microchip MIC5308YD6-TR stands out as a high-performance, low-dropout (LDO) voltage regulator engineered to meet these demanding requirements. This component is specifically designed to provide a stable and clean output voltage while consuming minimal power, making it an ideal choice for a wide range of applications.

At the heart of the MIC5308YD6-TR's performance is its ultra-low quiescent current (IQ) of just 550nA typical. Quiescent current is the current consumed by the regulator itself when it is powered but not supplying any load current. This exceptionally low figure is a game-changer for devices that spend significant time in standby or sleep modes, as it drastically reduces the total system power drain. This directly translates to extended battery life in products such as wearables, IoT sensors, medical implants, and always-on consumer electronics.

Despite its minimal power consumption, this LDO does not compromise on performance. It is capable of delivering a stable 150mA output current with a very low dropout voltage. The dropout voltage—the minimum difference required between the input and output voltage for regulation to be maintained—is a remarkably low 135mV at 50mA load. This allows the regulator to continue functioning efficiently even as battery voltage decays, maximizing the usable energy from the power source and ensuring stable operation until the very end of the discharge cycle.

The MIC5308YD6-TR offers a high level of integration and protection. It features a fixed output voltage, available in a range from 1.2V to 5.0V, and is housed in a space-saving 1.23mm x 1.23mm 6-pin WDFN package, crucial for today's compact PCB designs. Furthermore, it includes built-in protections such as current limiting and thermal shutdown, safeguarding both the regulator and the sensitive downstream components from potential damage due to fault conditions.

ICGOODFIND: The Microchip MIC5308YD6-TR is an exceptional LDO voltage regulator that masterfully balances ultra-low power consumption with robust output performance. Its nanoampere-level quiescent current and low dropout voltage make it a superior solution for power-sensitive portable and battery-operated applications, ensuring reliability and significantly extending operational life.

Keywords:

Ultra-Low Quiescent Current

LDO Voltage Regulator

150mA Output

Battery-Powered Devices

Low Dropout Voltage