MIC38HC45BM

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The MIC38HC45BM is a high-performance adaptive power supply controller designed to switch between an AC or DC power source. It offers a variety of features that are ideal for many different applications. These include built-in protection against over-current, over-voltage, and thermal events. It also offers advanced over-temperature protection and control to ensure reliable power delivery. Additionally, it features advanced power management capabilities that can be tailored to the specific needs of the application.

The MIC38HC45BM is ideal for applications in the medical, industrial, and consumer markets. In medical applications, the integrated circuit can be used for adhesive medical tapes, artificial cardiac pacemakers, surgical instruments, and laser probes. It can also be used in industrial applications such as electronic power tools, process control, metering systems, and machine control systems. Finally, the device can be used in consumer applications such as home appliances.

The MIC38HC45BM is part of a family of DC-DC switching controllers designed to provide reliable power supply control in switching power converter designs. It is designed to support a wide range of applications, including controlling current regulation, maintaining precise output voltage regulation, providing efficient power dispersion, and limiting power dissipation in power supplies.

This device employs an innovative adaptive voltage and frequency control algorithm that senses the load presented to the output and then adjusts the switching frequencies accordingly. This enables the output voltage to remain stable and within the desired range, even when the load changes. It also reduces the Power-on-Reset period and maintains precise control of the output voltage.

The MIC38HC45BM uses a series of protection features to ensure reliable and safe operation. It includes a fan-out control to ensure that the voltage at the output pin remains within an acceptable range when high output power levels are necessary. It also includes brownout detection, over-temperature protection, and thermal shutdown to protect the device from extreme conditions. It also incorporates a power-good monitor and overvoltage protection to prevent excessive current operation.

The MIC38HC45BM is capable of operating from a wide range of input voltages from 4.5V to 24V. It supports up to 8V output voltage with a minimum of 0.8V ripple. The device can operate from a wide range of switching frequencies from 300kHz to 500kHz and features a wide range of operating modes, including High Voltage Burst Mode, Low Voltage Burst Mode, PFM Mode, and Constant Voltage Mode.

The device has been designed to provide efficient power control for a variety of applications. It has been designed to meet the requirements of EN 544, an environmental standard for power supplies. The device is capable of operating in temperatures ranging from -40°C to +110°C and is approved by the IEC 60601-1-2 medical standard.

In summary, the MIC38HC45BM is an advanced adaptive power supply controller designed to switch between an AC or DC power source. It offers a variety of features that are ideal for many different applications, including built-in protection against over-current, over-voltage, and thermal events, advanced over-temperature protection and control, and advanced power management capabilities. Additionally, it is capable of operating from a wide range of input voltages, switching frequencies, and operating modes and is capable of providing reliable and efficient power supply control for a variety of applications.

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