MC78L05F-TP

The MC78L05F-TP is a low-dropout (LDO) voltage regulator manufactured by Micro Commercial Components (MCC). It is designed to provide a stable output voltage of 5 volts with a maximum output current of 100 mA. This device is particularly useful in applications where space is limited and efficiency is crucial.

Key Features:

1. Output Voltage: The MC78L05F-TP delivers a fixed output voltage of 5V, making it suitable for powering various low-voltage digital circuits and devices.

2. Input Voltage Range: The regulator can accept a wide input voltage range, typically from 7V to 35V, allowing it to be used in various power supply configurations.

3. Low Dropout Voltage: With a low dropout voltage of around 0.2V at full load, the MC78L05F-TP can maintain regulation even when the input voltage is close to the output voltage, which is beneficial for battery-powered applications.

4. Thermal Protection: The device includes built-in thermal overload protection, which prevents damage due to excessive heat by shutting down the output if the junction temperature exceeds safe limits.

5. Short-Circuit Protection: The MC78L05F-TP is designed to withstand short-circuit conditions, providing additional reliability in circuit designs.

6. Package Type: It is typically available in a TO-220 or similar package, which allows for easy mounting on PCBs and effective heat dissipation.

7. Low Noise: The regulator features low output noise, making it suitable for sensitive applications such as audio equipment and RF circuits.

8. Ease of Use: The MC78L05F-TP requires minimal external components for operation, typically just a couple of capacitors for stability, simplifying the design process.

Applications:

The MC78L05F-TP is widely used in various applications, including:

• Power supply circuits for microcontrollers and digital logic devices.
• Battery-powered devices where efficiency and low dropout are critical.
• Consumer electronics, such as audio and video equipment.
• Communication devices requiring stable voltage levels.

Electrical Characteristics:

• Output Current: 100 mA (maximum)
• Dropout Voltage: 0.2V (typical at full load)
• Input Voltage Range: 7V to 35V
• Operating Temperature Range: Typically from -40°C to +125°C

Conclusion:

The MC78L05F-TP from Micro Commercial Components is a reliable and efficient voltage regulator that provides a stable 5V output for a variety of electronic applications. Its low dropout voltage, thermal protection features, and ease of use make it an excellent choice for designers looking to ensure stable power delivery in compact and demanding environments.