TMR 2-1213WIN

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DC-DC converters are broadly used in a variety of electronic applications in the order to convert a direct current (DC) voltage from one level to another. The TMR 212-13WIN is one such DC-DC converter, designed for use in industrial and commercial applications. This DC-DC converter provides reliable, low-cost operation and simplifies the process of adjusting different voltage levels. In this article, the application field and working principle of the TMR 212-13WIN DC-DC converter are explained.

The TMR 212-13WIN DC-DC converter is intended to be used as a switching regulator to provide adjustable output voltages from three to thirteen volts. This makes it suitable for applications such as variable motor speed control, portable device power supplies, remote control systems, and LED lighting. The TMR 212-13WIN can also be used to replace linear regulators for cost-sensitive designs. Its features include maximum output currents of up to 1A, wide input voltage ranges from 6V to 15V, an onboard voltage reference, and a soft-start circuit to limit inrush current at startup. Its small size, low power dissipation, and low output noise make it an ideal choice for applications where space and power are limited.

The TMR 212-13WIN operates using a pulse-width modulation (PWM) technique. In this technique, the output voltage is regulated by modulating the duty cycle of a high-frequency oscillator, which is then filtered to produce a low-frequency output voltage. The oscillator is controlled by an external voltage reference, typically a precision zener diode or transistor, which ensures the output voltage remains stable over a wide range of conditions. The oscillator frequency can be adjusted with an external resistor, which also determines the frequency‑density bandwidth of the converter.

The TMR 212-13WIN includes an integrated enable control circuit, which can be used to shut down the converter or to put the converter in a low power mode. To turn on the converter, the enable input is pulled low. Upon powering up, the internal soft-start circuit limits the inrush current, ensuring that the converter does not draw too much power from the input power source. This makes the TMR 212-13WIN suitable for applications that require extended battery life or cold-cranking capability.

The TMR 212-13WIN DC-DC converter offers an easy-to-use solution for applications requiring adjustable output voltages from three to thirteen volts. Its features include a wide input voltage range, low power dissipation, integrated voltage reference, and enable control circuit.

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