onsemi

MC33269D-012G  

Linear & Switching Voltage Regulators

MC33269D-012G Description

The MC33269D-012G is a high-performance linear voltage regulator designed to deliver a stable 12V output with a maximum current of 800mA. Manufactured by onsemi, this regulator is housed in an 8SOIC package and is suitable for surface mount applications. Despite being marked as obsolete, the MC33269D-012G remains a reliable choice for applications requiring a fixed positive output voltage.

MC33269D-012G Features

• Output Type: Fixed, providing a consistent 12V output.
• Input Voltage Range: Capable of handling input voltages up to 20V, ensuring compatibility with a variety of power sources.
• Output Current: Delivers up to 800mA, making it suitable for applications requiring moderate power levels.
• Low Dropout Voltage: With a maximum dropout voltage of 1.35V at 800mA, the MC33269D-012G maintains efficiency even at low input-to-output voltage differentials.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 55dB at 120Hz ensures minimal noise and ripple on the output voltage, contributing to stable performance.
• Protection Features: Over-temperature and short-circuit protection safeguard the regulator and connected circuits from damage.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates the device is not sensitive to moisture, enhancing reliability in various environmental conditions.
• Mounting Type: Surface mount, allowing for compact and efficient PCB design.

MC33269D-012G Applications

The MC33269D-012G is ideal for a range of applications where a stable 12V supply is required. Its features make it particularly suitable for:

• Consumer Electronics: Powering devices such as routers, set-top boxes, and other small appliances.
• Industrial Equipment: Providing a reliable power source for control systems and sensors.
• Telecommunications: Supplying power to network interface cards and other communication devices.
• Automotive Electronics: Suitable for in-vehicle systems that require a stable voltage supply.

Conclusion of MC33269D-012G

The MC33269D-012G is a robust linear voltage regulator that offers a stable 12V output with efficient power delivery. Its low dropout voltage and high PSRR make it a reliable choice for applications where noise and efficiency are critical. Despite its obsolete status, the MC33269D-012G remains a viable option for engineers seeking a dependable power solution. Its compliance with environmental and regulatory standards further enhances its appeal in modern electronics design.

MC33269D-012G Documents

Download datasheets and manufacturer documentation for MC33269D-012G