MIC2585-1LYTS-TR

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PMIC: Hot Swap Controllers

A Hot Swap Controller is a type of integrated circuit that works to provide safe fault protection to systems containing components which must remain in \'hot-swap\' condition. Hot swapped components are modules that are dynamically connected and disconnected while the system is still in operation. There are many types of Hot Swap Controllers available on the market, with MIC2585-1LYTS-TR being one of the most widely used. This article will discuss the application field and working principles of the MIC2585-1LYTS-TR.

Application Fields of the MIC2585-1LYTS-TR

The MIC2585 is a low-volatge hot-swap controller designed to provide efficient, reliable power for a wide variety of hot swap applications. These applications include, but are not limited to, embedded systems, communications, industrial controls, servers and storage, consumer electronics, and medical equipment. The device is rated to meet all requirements of the Underwriter Laboratories certification standard, UL60950-1, as well as other regulatory requirements.

The MIC2585 is an ideal solution for systems with many inserts and removals. It provides complete control and monitoring, including Input Current Limit (ICL) and Input Current Monitor (ISM). The device also supports several features to ensure safe operation, such as Input Voltage Supervisor (IVS), Recharge Timer and Fault Timer. In addition, the MIC2585 utilizes a Gate Driver to control the external Half-Bridge FET, ensuring fast response times and therefore greater efficiency.

Working Principles of the MIC2585-1LYTS-TR

The MIC2585 is designed to provide comprehensive protection for systems with hot-swap components. Its operating principle is based on providing a safe current supply and controlling the input voltage, using the inputs and outputs of the device. The basic operation principle of the device follows these steps:

1. The MIC2585 receives an input voltage from the wall socket or a power supply.
2. The device then measures the current and sets the input current limit. If the input current exceeds the limit, the device will shut off the power instantly.
3. If there is no fault condition, the device will enable the Gate Driver to drive the external FET to power up the main power supply.
4. The device monitors the Input Voltage Supervisor to ensure that the voltage is within the safe range.
5. The Fault Timer and the Recharge Timer then ensure the safety of the system.
6. The Recharge Timer sets a limit for how quickly the system can be re-connected.
7. The Fault Timer monitors for any fault conditions and shuts off the power if necessary.
8. If the system is disconnected, the device will immediately shut off the power to prevent damage to the components.

The MIC2585 is a highly efficient and reliable device that is used in numerous applications to ensure safe and efficient operation. Furthermore, the device is compliant with the internationally recognized safety standards, ensuring that the system it is powering is as safe as possible.

Conclusion

The MIC2585-1LYTS-TR is a low-voltage hot-swap controller that is designed to provide reliable and efficient power for a wide variety of applications. The device is capable of measuring the input current and setting an input current limit, as well as monitoring the Input Voltage Supervisor to ensure safe operation. It also utilizes a Gate Driver to control the external Half-Bridge FET, as well as a Fault Timer and Recharge Timer for greater safety. The device is compliant with international safety standards, and is one of the most widely used hot-swap controllers on the market today.

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