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S-8358N50MC-O7JT2G Application Field and Working Principle

The S-8358N50MC-O7JT2G from Renesas Electronics Corporation is a DC/DC switching controller. Because of its high-efficiency circuit design, this controller is suitable for use in many applications across multiple industries, such as communications, automotive, and medical. This makes it a versatile device for various projects. The S-8358N50MC-O7JT2G features an integrated voltage regulator and on-chip protections, allowing for outputs that are clean, reliable, and dependable.

The wide input voltage range of 4V to 18V makes the S-8358N50MC-O7JT2G ideal for use with a variety of power sources. Its high operating temperature range of -40°C to +125°C makes it a good choice for applications that are subject to extreme temperatures. In addition, the device has an extended junction temperature range of -50°C to +150°C, giving it a great deal of durability on a range of operating conditions. The controller provides an output current capability of 5A and can be configured to deliver an output voltage of up to 20V.

The S-8358N50MC-O7JT2G features a very low output ripple, making it suitable for use in industrial applications and home devices. The device also incorporates under-voltage, over-current, and over-temperature protections, making it more reliable and safer to use. Additionally, the device is EMI-reduction optimized, with a low standby current and ESD tolerance of up to 8KV.

Working Principle

The working principle of the S-8358N50MC-O7JT2G is largely based on the DC/DC-switching concept. The device uses an external MOSFET switch to control the output voltage. The switch is periodically switched on and off at a fixed frequency while the duty cycle is varied in order to obtain the desired output voltage. The duty cycle is adjusted using a loop-controlled feedback signal, which is based on the output voltage and compares the signal of the output voltage to a reference voltage, in order to determine the required duty cycle.

The S-8358N50MC-O7JT2G is designed for extremely low noise operation, making it suitable for use in noise-sensitive applications. The device is also RoHS compliant, meaning it meets the requirements of the European Union directive on the restriction of hazardous substances. Additionally, the device has a high efficiency of up to 95%, making it a great choice for applications that need a reliable and long-lasting power source.

Conclusion

The S-8358N50MC-O7JT2G is an excellent DC/DC switching controller due to its wide input voltage range, high efficiency, and robust protection features. The device also features an extended junction temperature range, low output ripple, and EMI-reduction optimized design. The S-8358N50MC-O7JT2G is perfect for use in communications, automotive, and medical applications due to its dependable outputs and versatile features.

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