STMicroelectronics L78L33CD-TR Voltage Regulator

The L78L33CD-TR from STMicroelectronics is a highly reliable and efficient fixed output voltage regulator designed to offer a stable 3.3V output. This component is part of the L78L series, which is known for its low power consumption and robust voltage regulation capabilities. The device is packaged in a compact and industry-standard SO-8 package, making it suitable for automated assembly processes and space-constrained applications.

The L78L33CD-TR is capable of delivering up to 100 mA of output current, which makes it an ideal choice for low power consumption electronics such as microcontrollers, sensors, and small-scale digital circuits. The device features thermal overload protection and short-circuit protection, ensuring the safety and longevity of both the voltage regulator and the components it powers.

With a wide input voltage range from 4.75V to 20V, this voltage regulator can accommodate a variety of input sources while maintaining a stable output. This flexibility is particularly useful in applications where input voltage may fluctuate, such as battery-powered devices or systems that experience voltage drops due to long cable runs.

The L78L33CD-TR also boasts a low dropout voltage, which means it can continue to provide a stable output even when the input voltage is very close to the output voltage. This feature is critical in battery-operated devices where preserving battery life is essential. The low quiescent current of the L78L33CD-TR contributes to the overall energy efficiency of the end application.

For design engineers, the L78L33CD-TR is a straightforward and reliable component that can be easily integrated into various electronic designs without the need for additional external components. Its standard temperature range from 0°C to 125°C allows for operation in diverse environmental conditions.

In summary, the STMicroelectronics L78L33CD-TR is a versatile and dependable fixed voltage regulator that offers protection features, energy efficiency, and ease of integration, making it a go-to choice for designers in need of a 3.3V power solution.