MC78M05CDTT5G

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Application Field and Working Principle of MC78M05CDTT5G

MC78M05CDTT5G is an advanced linear voltage regulator with an increased input and output voltage range. It is part of the PMIC (Power Management Integrated Circuit) family of linear voltage regulators, developed specifically to improve the ability of designers to precisely manage power in a wide range of applications. Combining high-efficiency and accuracy, this regulator is ideally suited for high voltage input and output range applications.

Features

• Input voltage range: 14V to 40V
• Output voltage range: 0.8V to 20V
• Operating temperature range: -40°C to 125°C
• Max output current capability: 5A
• Max power dissipation: 60W
• Low leakage upon shutdown: 0.2uA
• ESD protection: 8 kV HBM

Application

The extensive input and output voltage range of the MC78M05CDTT5G makes it well suited for a wide variety of applications. These include DC-DC converter power supply design, low-voltage power supplies, and portable media players. It is also ideal for the design of high voltage supply applications such as automotive systems, power management of electronic equipment, and motor drives.

Working Principle

The working of the MC78M05CDTT5G is based on the linear voltage regulator principle. It requires two input voltages, one is the supply voltage and the other is the reference voltage. The reference voltage is the voltage to which the output voltage is compared. An error voltage is generated between the two inputs. This error voltage is then applied to the output. As a result, the output tends to follow the input reference voltage. The relationship between the Input voltage, reference voltage and output voltage is given as follows:

Output Voltage = Input Voltage - (Error Voltage *Output Current)

The MC78M05CDTT5G linear voltage regulator features internal current and thermal limiting, as well as comprehensive protection circuitry which makes it able to handle up to five current outputs. With its low output voltage noise and high accuracy, the device is capable of providing stable voltage over a wide range of temperatures and load conditions.

Conclusion

Overall, the MC78M05CDTT5G is an advanced linear voltage regulator with an expanded input and output voltage range. Its ESD protection, low output voltage noise and high accuracy make it ideal for a wide variety of power management applications. Its comprehensive protection circuitry makes it capable of providing stable voltage even under harsh environmental conditions.

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