The LD39015M18R from STMicroelectronics is a high-performance, low-dropout voltage regulator designed for applications requiring efficient power management and a small footprint. This regulator provides a fixed output voltage of 1.8V with an output current up to 150 mA, making it an ideal choice for battery-powered devices, portable applications, and low-power electronics.

Key Features

• High Accuracy: The output voltage is precise, with a tolerance of ±2%, ensuring reliable operation for sensitive electronic components.
• Low Dropout: With a very low dropout voltage of just 200 mV at maximum output current, this LDO is highly efficient and can operate close to the input supply voltage.
• Low Quiescent Current: The LD39015M18R consumes a very low quiescent current of 500 nA in shutdown mode and 50 µA in active mode, which is beneficial for battery life extension in portable applications.
• Stability: The device is stable with low ESR ceramic capacitors, ensuring a stable output voltage under various load conditions.
• Thermal Protection: It includes thermal shutdown protection that safeguards the device and the system from overheating.
• Current Limiting: Built-in current limiting protects the device against short-circuit and overload conditions.

Applications

The LD39015M18R is well-suited for a wide range of applications including:

• Mobile phones and personal media players
• Wireless headsets and wearable devices
• Portable medical equipment
• IoT devices and smart sensors
• Microcontrollers and digital IC supplies

Package and Availability

This voltage regulator is available in a tiny, space-saving SOT-323-5L package, which is ideal for space-constrained applications. The LD39015M18R is part of STMicroelectronics' commitment to providing energy-efficient solutions to the electronics industry, with a focus on combining performance with practicality.

Ordering Information

The product can be ordered using the part number LD39015M18R. For detailed specifications, datasheets, and ordering information, please visit the STMicroelectronics website or contact an authorized distributor.