The LK112M32TR from STMicroelectronics is a high-performance low dropout (LDO) linear voltage regulator designed to deliver a continuous output current of up to 200 mA. This component is part of the LK112 series, which is known for its low quiescent current, making it an ideal choice for battery-powered applications where power efficiency is crucial.

Key Features

• Output Voltage: The device provides a stable output voltage of 3.2V, which is suitable for stabilizing voltage in a wide range of electronic circuits.
• Low Dropout Voltage: With a low dropout voltage typically around 100mV at 100mA load, it ensures efficient operation even when the input voltage is close to the output voltage.
• Low Quiescent Current: The LK112M32TR boasts an exceptionally low quiescent current of approximately 50μA, contributing to extended battery life in portable devices.
• Thermal Shutdown and Short-Circuit Protection: Advanced protection features include thermal shutdown and short-circuit protection, safeguarding the device and the application against damage due to overheating and overcurrent conditions.
• Stable with Low ESR Capacitors: This regulator remains stable with low ESR output capacitors, making it compatible with a variety of capacitors and ensuring flexibility in design.

Applications

The LK112M32TR is versatile and can be used in a range of applications, including:

• Mobile Phones
• Portable Media Players
• Wireless LAN
• Notebook Computers
• Portable Gaming Devices
• GPS Receivers

Package and Availability

The device is offered in a SOT-23-5 package, which is designed for space-saving on printed circuit boards. The LK112M32TR is available in tape and reel packaging, facilitating efficient assembly processes for high-volume production.

Conclusion

With its combination of low power consumption, high accuracy, and protection features, the LK112M32TR from STMicroelectronics represents a reliable and efficient solution for a variety of electronic applications where voltage regulation is essential.