L4979DTR-E Integrated Circuits (ICs)

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The L4979DTR-E is a linear voltage regulator specifically designed for automotive applications. It provides an output voltage of 5V and an adjustable output current of up to 1.5A. The device also offers a high level of protection against input voltage transient, output over-current, and temperature.

This device is designed to be used in applications where the circuit requires precise, low noise, and reliable control over the voltage such as in computer systems and telecom equipment.

The core of the L4979DTR-E is a voltage reference that adjusts to the applied load. The voltage reference provides stable power to the load by maintaining a constant voltage. The total number of components used in the circuit is minimized by utilizing an integrated power switching components and feedback loop.

The device\'s output voltage is adjustable with external resistors and capacitors. The output voltage is proportional to the input voltage and it varies with the temperature of the device. Furthermore, the device is capable of driving pulses of up to 0.5A through its output terminals.

The device\'s output voltage is further regulated by its feedback loop. The feedback loop includes a comparator which samples the output voltage and compares it to the reference. If the output voltage is lower than the reference, the comparator sends a signal to the oscillator. The oscillator then activates the power switch which adjusts the output voltage to match the reference.

The L4979DTR-E is designed to operate over a temperature range of -40°C to +125°C. Additionally, the device offers protection against input voltage transient, output over-current, and temperature. It also features a power-good signal to indicate when the output voltage is in regulation.

The L4979DTR-E is available in a 4 pin SOT23-6L package and is a popular choice among automotive applications that require a low voltage and adjustable output current. It is suitable for systems that require a precise, low noise, and reliable control over the voltage such as in computer systems and telecom equipment.

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