The LD2981CM40TR from STMicroelectronics is a high-quality, fixed-voltage regulator designed to offer a stable power supply for various electronic applications. This low-dropout (LDO) regulator is capable of delivering a 3.3V output voltage with a precision of ±1% at a maximum current of 100mA. Its low dropout voltage and low quiescent current make it an ideal choice for battery-powered devices, where energy efficiency is paramount.

Key Features

• Output Voltage: 3.3V fixed output with high accuracy (±1%)
• Output Current: Capable of supplying up to 100mA
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage
• Low Quiescent Current: Ideal for battery-operated devices, enhancing battery life
• Thermal Overload Protection: Protects the device from damage due to overheating
• Short Circuit Protection: Offers safety and reliability by preventing damage from output short circuits
• Wide Operating Temperature Range: Suitable for industrial applications with a range from -40°C to +125°C
• Package: Available in SOT-23-5 package, which is suitable for space-constrained applications

Applications

The LD2981CM40TR is versatile and can be used in a variety of applications, including but not limited to:

• Mobile Phones
• Portable Media Players
• Microcontrollers and Digital Logic Supplies
• Portable and Miniaturized Personal Electronics
• Low Power Instrumentation

The LD2981CM40TR is a reliable component manufactured by STMicroelectronics, a trusted name in the semiconductor industry. Its robust design and comprehensive protection features make it a go-to solution for designers looking for a stable and efficient voltage regulator for their electronic projects.