DCP012405BP-U/7G4

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DC/DC converters are useful components that enable electrical power to be transformed between two circuits with different DC voltage levels. The inclusion of DC/DC converters in electronics systems can significantly improve power efficiency and performance. The DCP012405BP-U/7G4 is a commercial DC/DC converter designed by Murata that is typically used in signal conditioning, telecommunications, and consumer electronics applications.

The DCP012405BP-U/7G4 is a floating isolated DC/DC converter with an input voltage range from 4.5 V to 7 V. It features an output voltage accuracy of ± 2% over the entire temperature range, and delivers up to 5 W of continuous output power. The device also has an adjustable output voltage range from 4.75 V to 5.25 V, and an operating temperature range from -10°C to +85°C. It is available in a compact SIP package that is just 7.2 by 4.4 mm, making it one of the smallest DC/DC converter products on the market.

The DCP012405BP-U/7G4 is constructed with a step-up circuit, also known as a boost converter, to increase the output voltage. This is done by using a Pulse Width Modulation (PWM) waveform generated by an internal oscillator. The PWM runs at a high frequency (200kHz in this case) and slows down as the output voltage reaches the target value. The pulse width of the waveform varies depending on the required voltage, and is adjusted by the internal feedback loop.

The input current to the DCP012405BP-U/7G4 is limited by an internal switch or a series resistor located between the input terminals and the ground. This also provides protection against input over-voltage and input transients. It also features over-current protection and short-circuit protection. The output voltage has short-circuit protection with a built-in current limiting circuit to protect the device from damage.

Overall, the DCP012405BP-U/7G4 is an excellent choice for applications that require a compact DC/DC converter with a wide input voltage range, adjustable output voltage, high efficiency, and extensive protection features. Due to its small size, it can be used in a variety of applications such as signal conditioning, telecommunications, and consumer electronics.

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