onsemi

MC33762DM-3030R2

MC33762DM-3030R2 Description

The MC33762DM-3030R2 is a dual fixed-output linear voltage regulator designed for applications requiring precise voltage regulation and low power consumption. Manufactured by onsemi, this IC features two independent regulators, each providing a fixed output voltage of 3V with a maximum output current of 80mA. The regulator is optimized for surface mount applications, making it suitable for compact and high-density designs.

Key technical specifications include a maximum input voltage of 12V, a dropout voltage of 0.25V at 80mA, and a quiescent current of 180 µA. The device also offers a high power supply rejection ratio (PSRR) of 70dB at 1kHz, ensuring excellent performance in noisy environments. Additional features include enable control, antisaturation protection, over-current protection, and over-temperature protection, making it a robust solution for a variety of electronic systems.

MC33762DM-3030R2 Features

• Dual Fixed-Output Regulators: Each regulator provides a stable 3V output, ideal for powering sensitive analog circuits and digital logic.
• Low Dropout Voltage: With a maximum dropout voltage of 0.25V at 80mA, the MC33762DM-3030R2 ensures efficient operation even at low input-to-output voltage differentials.
• High PSRR: A PSRR of 70dB at 1kHz minimizes the impact of power supply noise on the regulated output, enhancing overall system performance.
• Enable Control: The enable feature allows for dynamic control of the regulator's operation, enabling power-saving modes in applications where power management is critical.
• Protection Features: Antisaturation, over-current, and over-temperature protections safeguard the device and connected circuits from damage under adverse conditions.
• Surface Mount Compatibility: The surface mount package (Tape & Reel) is ideal for automated assembly processes, ensuring high reliability and ease of integration into modern PCB designs.

MC33762DM-3030R2 Applications

The MC33762DM-3030R2 is well-suited for a range of applications where precise voltage regulation and low power consumption are essential. Its dual regulators make it particularly useful in systems requiring multiple power rails, such as:

• Consumer Electronics: Ideal for powering sensitive analog circuits in devices like smartphones, tablets, and portable gaming consoles.
• Industrial Control Systems: Provides stable power for microcontrollers, sensors, and communication interfaces in industrial automation and control systems.
• Medical Devices: Ensures reliable power supply for low-power medical equipment, such as portable diagnostic devices and wearable health monitors.
• Automotive Electronics: Suitable for automotive applications where precise voltage regulation and robust protection features are required, such as in infotainment systems and advanced driver assistance systems (ADAS).

Conclusion of MC33762DM-3030R2

The MC33762DM-3030R2 stands out as a reliable and efficient solution for dual fixed-output voltage regulation. Its low dropout voltage, high PSRR, and comprehensive protection features make it a superior choice over similar models. The enable control and surface mount compatibility further enhance its versatility and ease of integration into various electronic systems. While the product is now obsolete, its legacy continues to influence the design of modern voltage regulators, ensuring that future devices continue to meet the demanding requirements of the electronics industry.