THN 30-1223

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DC-DC converters are electronic devices used to convert a direct current (DC) input into a different direct current output voltage. The THN 30-1223 converter is a step-down monolithic switch-mode converter designed for applications requiring a wide input voltage range. It can operate from an input voltage of 5V to 36V and output a voltage of 1.24V up to 30V at up to 4A. The device is highly efficient, featuring output currents up to 4A.

The device features two different modes of operation, continuous conduction mode (CCM) and discontinuous conduction mode (DCM). The THN 30-1223 operating in CCM mode has a lower output voltage ripple, and higher input current ripple than DCM, while the operating in DCM mode has higher input current ripple and output voltage ripple. The mode of operation is controlled by the external parameter RSENSE.

The THN 30-1223 switch is able to work with a wide range of output adjustments. It features a ±1.3V adjustable output voltage, with range extending up to ±16V for output current range of 0.5A to 4A. The adjustable current limit can be programmed via the external resistor RSENSE or the external current sense amplifier IC. The device also features excellent dynamic response, with transient silicon protection, allowing very fast current and voltage changes at converters output.

The THN 30-1223 has programmable switching frequency, which allows for lower or higher switching frequency and thus reduced EMI or fewer components in the converter. The device also features low-voltage shutdown, which prevents the output from being damaged due to low battery input voltage. The device also has an optional circuit for power save mode and soft start, which reduces the inrush current or the startup time.

The THN 30-1223 is suitable for a wide range of applications, such as regulation of the output voltage of a battery pack or any other DC supply. It can be used in automotive, telecom, industrial, and consumer electronics applications. Its wide input and output range, high efficiency, and high current capacity make it a suitable device for most DC-DC conversion requirements.

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