UC2836DTR

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UC2836DTR is a linear voltage regulator controller that can be used in a variety of applications, ranging from power supply designs to mobile device circuitry. This versatile device offers a wide array of features, allowing engineers to easily and effectively create a high-performance power supply design.

The UC2836DTR offers low quiescent current operation and industry-leading power efficiency. Its architecture is designed for high-performance, low voltage operation at 2.5V to 24V. The device features an adjustable voltage output range of 0.5V to Vref, with a maximum output current of 2A.

The UC2836DTR includes an adjustable on/off time delay with a wide range of trigger selections. It also features over-temperature protection and short circuit protection. Additionally, the device has a power good signalout pin, and can be driven by both TTL logic and PWM signal.

The UC2836DTR works by adjusting the switching frequency and duty cycle of an external N-channel MOSFET switch in order to regulate the input voltage to the desired output voltage. This is accomplished by two comparators. The first one is used to detect the output voltage, while the second one is used to detect an internal reference voltage. When the output voltage = reference voltage, the comparators output goes high, which then turns the external switch on for a fraction of the device\'s cycle. This fraction is determined by the ratio between the reference voltage and the output voltage. The switch remains on for a fixed period of time (the “on” time) until the output voltage is sufficiently close to the reference voltage (the switching frequency is then adjusted to keep the output voltage stable). The switch remains off for a period of time that is determined by the ratio between the reference voltage and the output voltage (the “off” time). This cycle is continuously repeated to regulate the output voltage.

Overall, the UC2836DTR is a versatile, high-performance linear voltage regulator controller. It is ideal for power supply design and mobile device applications where a high degree of performance, accuracy and system control are required. The device offers a wide voltage output range, low quiescent current operation, and over-temperature and short circuit protection, making it an attractive option for today\'s power supply designs.

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