MC78L18ACPRAG

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MC78L18AC/PRAG is a low-power, 3-terminal fixed voltage regulator that provides a regulated output current of up to 100mA. It is specially designed for a variety of applications, such as battery-powered devices, portable equipment, automotive applications and general-purpose dc applications.

The device can meet a variety of input and output conditions, including input voltages from 4.5V to 18V, and output voltages from 1.5V to 18V. It provides a fixed output current of up to 100mA and has a maximum output current adjustable from 0.15mA to 100mA. The output current can also be set by changing the value of the external resistor R1. The device also has a maximum output voltage tracking accuracy of 5mV, which can ensure the voltage stability for various switching loads.

In addition, the MC78L18AC/PRAG has a very low power consumption. It can provide ultra-low quiescent current to save power while maintaining reliable operation. The device also has excellent thermal stability, allowing it to operate at temperatures up to 125℃. The device is housed in a TSOP-5-packaged, halide-free, surface-mount package, allowing it to be used in a variety of surface-mount solutions.

The MC78L18AC/PRAG\'s working principle is based on a linear regulation system. This means that the voltage regulator works by matching the incoming voltage with a reference voltage (Vref) to maintain a constant output voltage. The MC78L18AC/PRAG uses an internal reference voltage of 1.25V, which is applied to one side of the input voltage. The other side of the input voltage is connected to the output load and the output is adjusted by an internal feedback loop to maintain a steady output voltage.

The MC78L18AC/PRAG is an excellent choice for many different types of applications. It can be used in automotive systems to regulate the power supply, battery-powered systems to maintain reliable operation, and portable equipment to provide stable power. Furthermore, it is also suitable for many other general-purpose dc applications such as LED lighting and lighting control. With its wide input and output voltage range, low power consumption, and excellent thermal stability, the MC78L18AC/PRAG is a great choice for any linear voltage regulation system.

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