onsemi

MC33761SNT1-030G

MC33761SNT1-030G Description

The MC33761SNT1-030G is a fixed output linear voltage regulator designed for applications requiring a stable 3V supply with a maximum input voltage of 12V. Manufactured by onsemi, this regulator offers an output current capability of 80mA, making it suitable for a variety of low-power electronic devices. The regulator features a low dropout voltage of 0.25V at 80mA, ensuring efficient operation even at low input-to-output voltage differentials. The device is housed in a 5TSOP package and is available in a surface-mount configuration, facilitating easy integration into compact designs.

MC33761SNT1-030G Features

• Fixed Output Voltage: The MC33761SNT1-030G provides a stable 3V output, ideal for applications requiring a precise and consistent power supply.
• Low Dropout Voltage: With a maximum dropout voltage of 0.25V at 80mA, this regulator ensures high efficiency, especially in battery-operated devices where the input voltage may drop close to the output voltage.
• Low Quiescent Current: The regulator operates with a quiescent current of only 180 µA, minimizing power consumption and extending battery life in portable applications.
• High PSRR: The device offers a power supply rejection ratio (PSRR) of 70dB at 1kHz, effectively filtering out noise from the input supply and ensuring clean output voltage.
• Protection Features: The MC33761SNT1-030G includes antisaturation, over-current, and over-temperature protection features, safeguarding the regulator and connected components from potential damage.
• Enable Control: The regulator features an enable control input, allowing users to turn the regulator on or off as needed, providing additional flexibility in power management.
• Compliance and Packaging: The device is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. It is packaged in a tape and reel format, facilitating automated assembly processes.

MC33761SNT1-030G Applications

The MC33761SNT1-030G is well-suited for a range of applications where a reliable and efficient 3V power supply is required. Its low dropout voltage and low quiescent current make it particularly ideal for battery-powered devices, such as portable electronics, handheld devices, and wireless sensors. The regulator's high PSRR and protection features ensure stable and safe operation in various operating conditions, making it suitable for consumer electronics, industrial controls, and automotive applications. The enable control feature further enhances its versatility, allowing for dynamic power management in systems with varying power requirements.

Conclusion of MC33761SNT1-030G

The MC33761SNT1-030G is a robust and efficient linear voltage regulator that offers a stable 3V output with a low dropout voltage and low quiescent current. Its comprehensive protection features and enable control input make it a reliable choice for a variety of low-power applications. Despite its obsolete status, the device remains a valuable option for designers seeking a compact, efficient, and reliable power solution.