onsemi

MC78L12ACPRPG

MC78L12ACPRPG Description

The MC78L12ACPRPG from onsemi is a fixed +12V linear voltage regulator designed for low-power applications. With an input voltage range up to 35V and a stable output current of 100mA, it provides reliable voltage regulation in a compact TO-92-3 package. This regulator is part of the 78Lxx series, known for its simplicity and robustness in delivering clean DC power. It operates within a 0°C to 125°C temperature range, making it suitable for industrial and consumer electronics. The device features over-temperature and short-circuit protection, ensuring durability under fault conditions. Its low quiescent current (6.5mA) and 42dB PSRR (120Hz) enhance efficiency and noise rejection, making it ideal for noise-sensitive circuits.

MC78L12ACPRPG Features

• Fixed +12V Output: Ensures stable voltage regulation for low-power circuits.
• Wide Input Range (Up to 35V): Accommodates varying input voltages.
• 100mA Output Current: Suitable for small-scale applications.
• Low Quiescent Current (6.5mA): Improves power efficiency.
• High PSRR (42dB at 120Hz): Reduces ripple and noise in sensitive applications.
• Protection Features: Includes over-temperature and short-circuit safeguards.
• TO-92-3 Package: Compact and easy to integrate into through-hole designs.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and safety standards.

MC78L12ACPRPG Applications

This regulator is ideal for:

• Low-Power DC/DC Conversion: Powering microcontrollers, sensors, and analog circuits.
• Consumer Electronics: Used in audio amplifiers, small displays, and portable devices.
• Industrial Control Systems: Provides stable voltage for PLCs, relays, and instrumentation.
• Automotive Electronics: Suitable for non-critical 12V subsystems.
• Battery-Powered Devices: Efficiently regulates voltage in low-current battery applications.

Conclusion of MC78L12ACPRPG

The MC78L12ACPRPG is a cost-effective, reliable linear regulator for low-power +12V applications. Its high PSRR, robust protection features, and wide operating temperature range make it a versatile choice for industrial, automotive, and consumer electronics. The TO-92-3 package ensures easy integration, while compliance with RoHS3 and REACH standards underscores its environmental safety. For designers seeking a simple, efficient voltage regulator with proven performance, the MC78L12ACPRPG is an excellent solution.