SUCS1R52415B

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DC-DC converters are used in a variety of application fields, from industrial applications to consumer electronics. The SUCS1R52415B DC-DC converter is a high power, high efficiency, buck-boost DC-DC converter with low EMI and adjustable output voltage. It is designed to provide a wide input voltage range from 3V to 50V, and to operate reliably under difficult operational conditions, such as extreme temperature and dusty/vibration environment. The SUCS1R52415B’s small size and excellent thermal performance make it suitable for use in both industrial and consumer applications.

In terms of working principle, the SUCS1R52415B DC-DC converter operates in a buck-boost configuration. It can convert an input voltage that is higher or lower than the output voltage, to a regulated output voltage with a high efficiency. This is achieved by using a PWM (Pulse Width Modulation) control circuit to switch the output stage. The output voltage can be adjusted through the control signals and the duty cycle of the PWM signal. The power switch can be configured for either an active low or an active high control signal.

To ensure a high conversion efficiency and a low noise output, advanced circuitry is used. The output voltage is controlled through an internal reference voltage source. The high power MOSFETs (Metal Oxide Semiconductor Field Effect Transistor) used in the converter can handle currents up to 8.5A. The output voltage is monitored by an internal voltage detection circuit and any input voltage changes are automatically compensated to keep the output voltage stable. The advanced thermal protection circuit can protect the converter from dangerous thermal overloads occurring during long operation periods.

To ensure reliable operation and long life, the SUCS1R52415B DC-DC converter utilizes a calculated On-Time control. This control simplifies the calculation of the On-Time of the converter, and also helps regulating the converter in an intelligent and efficient manner. The converter also features a start-up and line transient protection to help sustain the reliable operation even under tough experimental conditions. The power switch current limit circuitry protects the converter from possible damage due to output overload.

The SUCS1R52415B DC-DC converter is suitable for consumer electronics, such as laptop adapters and other portable electronic devices, as well as more demanding industrial applications. Due to its small size and high power, the converter can be used in a variety of applications, making it an ideal choice for a multitude of applications.

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