The LD2980CM38TR from STMicroelectronics is a highly efficient, low-dropout voltage regulator designed to provide a stable power supply with a fixed output voltage of 3.8V. This device is part of the LD2980 series, which is renowned for its low dropout performance and ability to maintain output voltage stability even under varying load conditions and input voltage fluctuations.

Key Features

• Low Dropout Voltage: The LD2980CM38TR boasts a very low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage, making it ideal for battery-powered applications.
• Output Voltage Accuracy: It offers an impressive output voltage accuracy of ±1%, providing a reliable and consistent voltage supply for sensitive electronic components.
• Current and Thermal Limit: This voltage regulator includes both current limiting and thermal shutdown features, protecting the device and the application from damage due to excessive current or overheating.
• Low Quiescent Current: The quiescent current is minimized to ensure low power consumption when the device is in idle mode, extending battery life in portable applications.
• Wide Operating Temperature Range: It operates over a broad temperature range, making it suitable for use in a variety of environments and applications.

Applications

The LD2980CM38TR is versatile and can be used in a multitude of electronic applications, particularly where power efficiency and space-saving are critical. Common applications include:

• Mobile phones and other portable devices
• Microcontrollers and digital logic supplies
• Battery-powered equipment
• Peripheral and accessory drives

Package and Availability

The device is available in a SOT-223 package, which is suitable for surface-mount technology (SMT) and is designed for optimal thermal performance. The "TR" suffix indicates that the product is provided in tape and reel packaging, which facilitates automated assembly processes for high-volume production. Check with authorized distributors for availability and bulk order options.

For detailed specifications, application notes, and further information, please refer to the official datasheet provided by STMicroelectronics.