onsemi

RC1117M285

RC1117M285 Description

The RC1117M285 is a linear voltage regulator designed by onsemi, a leading manufacturer in the field of power management integrated circuits (PMIC). This device is part of the RC111 series and offers a fixed output voltage of 2.85V with a maximum input voltage of 7.5V. It is capable of delivering a continuous output current of up to 1A, making it suitable for a variety of applications that require stable and reliable power supply solutions. The regulator operates within a temperature range of 0°C to 125°C, ensuring robust performance in a wide range of environmental conditions.

RC1117M285 Features

• Output Voltage: The RC1117M285 provides a fixed output voltage of 2.85V, ensuring a stable power supply for sensitive electronic components.
• High PSRR: With a power supply rejection ratio (PSRR) of 72dB at 120Hz, the regulator effectively filters out noise from the input power source, resulting in cleaner output voltage.
• Low Dropout Voltage: The maximum dropout voltage is 1.2V at 1A, allowing the regulator to maintain efficiency even when the input voltage is close to the output voltage.
• Protection Features: The device includes over-current and over-temperature protection, safeguarding both the regulator and connected components from damage.
• Mounting Type: The surface-mount package (TO263-3) ensures easy integration into compact and high-density designs.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the RC1117M285 is suitable for a wide range of manufacturing processes without the need for special handling precautions.
• Compliance: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

RC1117M285 Applications

The RC1117M285 is ideal for applications that require a stable and efficient power supply with minimal noise. Its low dropout voltage and high PSRR make it particularly suitable for:

• Embedded Systems: Providing a stable power supply for microcontrollers, sensors, and other low-power devices.
• Consumer Electronics: Ensuring reliable power delivery in devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Offering robust performance in harsh environments where temperature variations are common.
• Telecommunications: Powering critical components in base stations and other communication infrastructure.

Conclusion of RC1117M285

The RC1117M285 is a versatile and reliable linear voltage regulator that offers a fixed output voltage of 2.85V with a maximum input voltage of 7.5V. Its high PSRR, low dropout voltage, and comprehensive protection features make it a superior choice for applications requiring stable and efficient power supply solutions. Despite being marked as obsolete, the RC1117M285 remains a valuable component for designers and engineers seeking a proven and reliable power management solution.