The LD2979M38TR from STMicroelectronics is a high-quality, low-dropout voltage regulator designed for applications that demand minimal power consumption and stable voltage supply. This component is particularly well-suited for battery-powered devices, portable electronics, and other systems where energy efficiency is a critical concern.

Key Features

• Low Dropout Voltage: The LD2979M38TR boasts a low dropout voltage, which ensures efficient operation even when the input voltage is very close to the output voltage. This feature is crucial for prolonging battery life in portable devices.
• High Output Voltage Accuracy: This voltage regulator provides a precise output voltage of 3.8V, with a high accuracy level that contributes to the stable operation of the connected load.
• Low Quiescent Current: The device has an exceptionally low quiescent current, which minimizes the power consumed when the load is in a standby state, further enhancing the battery life of the application.
• Thermal Protection: The LD2979M38TR is equipped with thermal shutdown protection that safeguards the IC from damage caused by excessive temperature.
• Current Limiting: A built-in current limiting feature helps prevent damage to the regulator and the load in the event of an output short circuit or overload condition.

Applications

The versatility of the LD2979M38TR makes it an ideal choice for a wide range of applications, including:

• Mobile phones and PDAs
• Portable media players and audio devices
• Wireless communication systems
• GPS receivers
• Microcontroller power supply

Package and Availability

The LD2979M38TR is available in a compact SOT-23 package, which is suitable for space-constrained applications. The component is provided in tape and reel packaging, facilitating efficient assembly during the manufacturing process. With the reliability and performance of STMicroelectronics, this voltage regulator is a dependable choice for designers looking to enhance the efficiency and longevity of their electronic products.