PTMA403033P2AST

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The PTMA403033P2AST converter is a DC-DC converter belonging to the brick family. It is designed for applications requiring a maximum output power of 40 watts with a nominal input voltage of 12 volts. As part of the brick family, it is ideally suited for use in industrial applications, automotive applications, and a range of other purposes.

The device is a buck regulator featuring a buck-boost switching topology. This type of DC-DC converter is characterized by a relatively high efficiency and a low total harmonic distortion (THD) of approximately 30%. This makes the device suitable for applications that need robust performance, reliable operation in a wide temperature range, and long operating lifetimes.

The buck regulator of the PTMA403033P2AST converter is based on synchronous rectification control. The synchronous rectified buck topology consists of a pair of switches, a power inductor, and a diode. When the high side switch is ON, the input voltage is applied to the inductor and the inductor stores this energy. When the low side switch is ON, the energy stored in the inductor is discharged and the voltage is applied to the output. The voltage at the output will therefore be equal to the input voltage minus the diode forward voltage (VF). This type of control results in high efficiency as the diode voltage drop is minimized.

The PTMA403033P2AST converter features an adjustable 1.2V to 30V output voltage range. It also allows for a positive or negative output voltage polarity. The nominal output current is 1A, with a maximum output current of 2A. The device also features short circuit protection, under-voltage lockout, over-voltage protection, and over-temperature protection. The output is rated at 40 watts.

In summary, the PTMA403033P2AST DC-DC converter is a buck regulator based on synchronous rectification control. It is ideal for applications requiring a maximum output power of 40 watts with a nominal input voltage of 12 volts, such as industrial applications, automotive applications, and a range of other purposes. Its main advantages are high efficiency and low total harmonic distortion. The device also provides additional features such as protection and adjustable output voltage range.

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