ESMR401VSN391MQ40S

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Aluminum electrolytic capacitors use an oxidation-reduction reaction between an anode (aluminum) and aCathode (only electrolyte) to form an oxide layer between them, whose main purpose is to act as an insulator. This oxide layer has a ripple equivalent series resistance (ESRR) that makes it ideal for a wide range of applications. One such application is the ESMR401VSN391MQ40S from Midea Group.

This device is a high-quality, aluminum electrolytic capacitor featuring a wide temperature range, high ripple current, and long lifetime. It is rated for 1 to 10V and has a capacitance range of 1 to 10 μF. Its maximum operating temperature is +85°C and its self-healing characteristic ensures it can withstand high-frequency ripple current disturbances, making it an ideal choice for a variety of power supply applications, including DC to DC converters, LED drivers, and ac-dc adapters.

The application of the ESMR401VSN391MQ40S is advantageous in terms of noise reduction and high power rating. Its ripple current is rated up to 10 times its capacitance, giving high-power devices a much lower level of noise. Additionally, its ±20% tolerance range allows for a wide range of circuit designs and stability, making it suitable for space-limited applications. It also has a low equivalent series resistance (ESRR) that reduces power loss, making it very energy efficient.

The working principle of the ESMR401VSN391MQ40S is based on the fact that aluminum electrolytic capacitors autonomously form an oxide layer between an anode (aluminum) and a cathode (only electrolyte) when exposed to electricity. This oxide layer provides electrical insulation and significantly improves the capacitance of the device. It also eliminates any dangers of short-circuiting or current leakage. Additionally, the capacitance of the device changes very little with higher frequencies or temperature, making it suitable for wide range of applications.

To sum up, the ESMR401VSN391MQ40S is a high-quality, aluminum electrolytic capacitor suitable for a wide range of power supply applications. The device has a wide temperature range, high ripple current, and long lifetime, making it an ideal choice for DC to DC converters, LED drivers, and ac-dc adapters. Its working principle is based on the fact that an oxide layer forms between an anode and a cathode when exposed to electricity, improving its capacitance and eliminating any dangers of short-circuiting or current leakage. It is an energy-efficient device that can be used in space-limited applications.

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