MIC4685-3.3BR

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The MIC4685-3.3BR belongs to PMIC (Power Management IC) Voltage Regulators category and is specifically a DC DC Switching Regulator. The switching regulator is a dynamic device that uses power MOSFET transistors for regulating the output voltage in a safe and efficient manner. It is used for applications that require an adjustable output voltage, such as power supplies or battery chargers. It is also used to provide power from sources such as a wall adapter or a USB port. The MIC4685-3.3BR is a low-cost, low-power regulator with a wide output voltage range of 1.2V to 5V and adjustable currents of up to 400mA. It is available in an SOT-23 package and can be used in either surface-mount or through-hole configurations. The regulator is designed with an internal MOSFET switch and feedback control, making it easy to implement in a variety of systems. The device features an adjustable output voltage range with a minimum voltage ripple of 5mV. It also features an internal soft-start feature, which can reduce in-rush currents and reduce the impact of large load transients. The MIC4685-3.3BR is designed to have a low power consumption, making it ideal for battery-operated systems such as portable devices and embedded systems. The device has a low operating voltage of 3.3V, which eliminates the need for an additional voltage regulator in many applications. It also offers over-current, over-voltage, and over-temperature protection, making it a reliable and robust power solution. Additionally, the device is designed to be immune to false turn-on due to voltage glitches or sudden load currents, making it robust enough for a wide variety of applications. The MIC4685-3.3BR is also designed with an external frequency synchronization option, allowing it to be used in systems with multiple voltage sources sharing the same frequency. This feature allows for an improved noise immunity and stable output. Additionally, the device supports power shut-down and current limit control. The current limit is implemented with an internal sense resistor that monitors the output current and trips an over-current limit when it exceeds the limit. This ensures reliable operation and fault protection of the system.Overall, the MIC4685-3.3BR is an ideal solution for applications such as power supplies, battery chargers, portable devices, and embedded systems that require an adjustable output voltage. The low power consumption and high efficiency make it an efficient and cost-effective choice. Additionally, the built-in features such as current limit control, soft-start, over-current, and over-temperature protection make the device a reliable and robust power solution.

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