MC7818CTG

Current - Output:	1A
Base Part Number:	MC7818
Supplier Device Package:	TO-220AB
Package / Case:	TO-220-3
Mounting Type:	Through Hole
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Temperature, Short Circuit
Control Features:	--
PSRR:	57dB (120Hz)
Current - Quiescent (Iq):	6.5mA
Series:	--
Voltage Dropout (Max):	2V @ 1A (Typ)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	18V
Voltage - Input (Max):	35V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Introduction

The MC7818CTG is a linear voltage regulator with a wide working voltage range and high stability. It is widely used in a variety of applications such as motor drives, instrumentation, telecommunications and test equipment. This Voltage Regulator can operate over a wide input voltage range, providing extremely low dropout and low temperature coefficient. The MC7818CTG also provides protection against input undershoot/overvoltage, output overvoltage and reverse input voltage protection.

Application Field

The MC7818CTG Linear Voltage Regulator is ideal for a variety of applications, including motor drives, instrumentation, telecommunications and test equipment. The wide operating voltage range and high current capability of the regulator makes it ideal for applications requiring a low dropout voltage, low output voltage ripple and good load regulation. Furthermore, its thermal shutdown and reverse voltage protection make it suitable for use in a variety of applications. This regulator is widely used in applications such as industrial equipment, photovoltaic systems, automotive electronics, power supplies and LED lighting.

Working Principle

The functioning principle of the MC7818CTG is simple. The input voltage is applied to the regulator via the input pins. The regulator then regulates the output voltage by providing a high gain error amplifier, which ensures that the output voltage remains constant. The voltage reference featured in the regulator works in tandem with the internal error amplifier to ensure a consistent output voltage. The internal power transistors operate at low temperatures and consume only a small amount of current. This enables the regulator to produce high efficiency and low voltage ripple, both of which are important for the continuous and reliable operation of electronic devices.

Benefits

The MC7818CTG is designed to enable a wide range of applications, even under the toughest conditions. The wide voltage range, low temperature coefficient and low dropout voltage of the regulator make it ideal for creating a supply for a variety of loads. The low quiescent current and good thermal regulation reduce total system power dissipation, resulting in improved efficiency. Furthermore, its protection features ensure that the output voltage and current remain within safe limits at all times.

Conclusion

The MC7818CTG is a linear voltage regulator capable of providing a high output current and a wide range of input voltage. It is widely used in a variety of applications due to its low dropout voltage, low temperature coefficient and good load regulation. Additionally, its protection features ensure that the output voltage and current remain within safe limits.

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