TCR3DM12,LF Integrated Circuits (ICs)

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The TCR3DM12,LF is a voltage regulator that is classified under the PMIC - Voltage Regulators category and further into the linear regulator type. This device provides excellent output regulation, high accuracy, and low noise operation with a wide line and load regulation range. The TCR3DM12,LF was designed with an innovative current mode control topology which significantly reduces output capacitor size. The device is ideal for a wide range of applications including high performance low power memory, processor, ASIC, and FPGA supplies.

The TCR3DM12,LF is capable of regulating a wide range of output voltages from 0.8V to 3.3V with output accuracies of ±0.25% over the full line and load conditions. It features low-noise and fast transient response performance with its integrated 0.1μF ceramic capacitor in combination with an external 2.2μF capacitor. The TCR3DM12,LF features over current protection, thermal shutdown, and soft start.

The TCR3DM12,LF is ideal for power-supply designs that require efficient power conversion and tight voltage regulation. The device works with a variety of different input voltages, including a range of +2.5V to +5.5V on its input and a range of 0.8V to 3.3V on its output. It is very efficient in its design and power losses when operating within its designed load range. It is also very reliable, with many features designed to protect the device from over-currents and over-temperatures.

In terms of its application field, the TCR3DM12,LF can be used to effectively power high performance low power memory, processor, ASIC and FPGA supplies. This includes applications such as audio, instrumentation, industrial control, medical, and automotive systems. The device is particularly suitable for use in portable battery powered applications. All of these various applications need the performance of a high-accuracy and low-noise linear regulator, making the TCR3DM12,LF the perfect option.

Now let us take a look at the basic working principle of the TCR3DM12,LF device. The device employs a current mode control structure to monitor the output voltage which is achieved through the use of a high gain error amplifier, noise filtering circuitry and a voltage reference circuit. The error amplifier monitors the output voltage and compares the actual output voltage with the reference voltage set up by the user. When the output voltage is lower than the reference voltage, the error amplifier will output a higher level signal which will increase the duty cycle of the MOSFET switch. This in turn increases the output voltage to bring it back up to the set reference level and keep the output voltage stable. Having a current mode control structure provides the added advantage of being able to eliminate the need for a third power supply, as the device is powered by a single source and operates in open-loop mode. The single-supply operation ensures that the device only requires a very small external output capacitor.

Overall, the TCR3DM12,LF is a reliable and efficient voltage regulator that is ideal for a wide range of applications. It offers superior output regulation, high accuracy, and low noise performance with a wide line and load regulation range. With its current mode control topology, the device eliminates the need for a third power supply and reduces the size of the external output capacitor. Designed for power-supply designs that require efficient power conversion and tight voltage regulation, the TCR3DM12,LF is an ideal choice for applications such as audio, instrumentation, industrial control, medical, and automotive systems, especially those that require portability.

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