DE03D2405A Power Supplies - Board Mount

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DC-DC converters are used in a wide range of applications, from electric vehicles to consumer electronics. One of the most commonly used DC-DC converters is the DE03D2405A, which is suitable for a variety of applications due to its low power losses, high efficiency, and low cost. In this article, we\'ll take a closer look at the DE03D2405A, including its application field and working principle.

Application Field

The DE03D2405A is a high-efficiency, low-cost DC-DC converter suitable for various applications. It has a wide input voltage range of 4.75-14V and can output a stable voltage of 5V. It is widely used in automotive electronics, electronic toys, and consumer electronics such as TVs, laptops, mobile phones, and digital cameras. In addition, it is also used in medical equipment, instrumentation equipment, industrial automation, and other applications.

Working Principle

The DE03D2405A is an isolated DC-DC converter, which consists of two parts: the primary circuit and the secondary circuit. The power is transmitted from the primary circuit to the secondary circuit through an isolator.The primary circuit of the DE03D2405A consists of a PWM control circuit and a power switch IC. The power switch IC is a buck converter, which converts the DC input voltage into the output voltage. The PWM control circuit is responsible for controlling the switch IC to ensure that the output voltage is stable. The secondary circuit consists of an inductor, a diode, and a capacitor. The inductor stores energy from the input voltage and delivers it to the output voltage. The diode acts as a rectifier, rectifying the voltage from the inductor and ensuring a smooth output voltage. The capacitor works to store and stabilize the output voltage.

Conclusion

The DE03D2405A is a high-efficiency, low-cost DC-DC converter suitable for a variety of applications. It has a wide input voltage range of 4.75-14V and can output a stable voltage of 5V. It is widely used in automotive electronics, electronic toys, medical equipment, and other applications. It works by using the buck converter in the primary circuit to convert the input voltage into the output voltage, and then the secondary circuit of inductors, diodes, and capacitors to ensure a smooth and stable output voltage.

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