DFA20E24D15

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DC-DC converters are electronic devices which convert electricity from one voltage level to another, usually from some higher level to some lower level, although, the reverse is possible. The DFA20E24D15 is a DC-DC converter known as a high-density, isolated, wide-input range DC-DC converter. It is generally used in aerospace and industrial applications among other possibilities.

The DFA20E24D15 is a non-latching, galvanically isolated flyback DC-DC converter. Its main components include the main switching power transistor, input rectifying diodes, an opto-isolator, and a switching power transformer. It also comes with an internal output voltage selector, over voltage compensation circuit, a low ripple current, and protection circuits. This makes the DFA20E24D15 ideal for applications that require a wide input voltage range, increased power density, and improved reliability.

Input Voltage Range:

The DFA20E24D15 DC-DC converter has an input voltage range of 6V-60V and can output 24V DC. The input voltage can be selected by shorting different pins on the terminal connector of the unit. This feature makes the DFA20E24D15 suitable for applications with unpredictable voltage levels such as those in aerospace applications or power grids.

Output Voltage Range:

The DFA20E24D15 DC-DC converter outputs a voltage range between 9 and 24 volts, depending on the input voltage level. This output voltage level can be adjusted by changing the output voltage settings on the terminal. It also provides output voltage regulation of ±1% and has a high-efficiency of 91%.

Efficiency and Power rating:

The DFA20E24D15 converter has a maximum power rating of 20W and a peak efficiency of 91%, making it suitable for high-power, high-efficiency applications. The converter also has a low power dissipation of only 2.5W, a low ripple voltage of less than 2Vpp, and a minimum load current of 0.1A.

Noise immunity:

The DFA20E24D15 DC-DC converter features a high-level of noise immunity. It is designed with an opto-isolator for input noise isolation and an EMI filter for output noise filtering. Furthermore, it has a built-in soft start feature to reduce inrush currents, ensuring that the system remains stable during power-up.

The DFA20E24D15 DC-DC converter provides many desirable features in an easily mountable, highly reliable form-factor. Its wide input voltage range, adjustable output voltage settings, and high-efficiency makes it ideal for applications demanding reliable voltage conversion in a wide input voltage range, such as those found in aerospace and industrial applications.

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