MIC39301-2.5BU

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The MIC39301-2.5BU is a Linear Voltage Regulator with built-in power MOSFET from ON Semiconductor. This Voltage Regulator is a Micropower, High Input Voltage, Low Quiescent Current LDO. It integrates high-side and low-side power MOSFET in an industry standard DFN-6 package. It also includes an ENA pin to enable and disable LDO output, overcurrent limit and thermal shutdown (TSD) protection, and a Fault Open Drain output that indicates the status of the device. The MIC39301-2.5BU regulator is designed to provide a wide input voltage range of 4.75V to 39V and provide high power conversion efficiency that results in longer battery life and is suitable for automotive, industrial and other applications.

The MIC393-2.5BU voltage regulator can be used in various applications as it has adjustable output voltage and low quiescent current. Applications include power supplies in various automotive subsystems such as telematics, HVAC, audio systems and LED lighting, as well as industrial equipment, motor control applications and other medical devices. The MIC39301-2.5BU regulator is able to interface directly with a DC/DC converter, making it an ideal choice for powering the low-voltage circuit of a system.

The MIC39301-2.5BU regulator has a wide input voltage range of 4.75V to 39V and maximum output current of 3A. It has an internal low side MOSFET with on-resistance of 0.76Ω. It includes overcurrent limit and thermal shutdown protection, as well as a FAULT output that indicates the status of the device, making it highly reliable. This regulator also provides fast transient response from 0.3V to 1.8V in 0.7µs with 1% settling time. It is available in a 6-pin, lead-free, DFN6, 5mm x 4mm package.

The MIC39301-2.5BU uses one external resistor for the output voltage setting and has low quiescent current with under 0.5µA in shutdown mode. The shutdown current allows it to be used in battery operated systems and will not draw a large amount of current when not being used. This regulator also utilizes full pulse current limit and peak current limit, helping to provide reliable and consistent performance.

The MIC39301-2.5BU linear voltage regulator works by using an internal power MOSFET to pass a regulated voltage to the load. Its adaptive on-time design and fixed frequency architecture gives it an ability to accurately regulate the output voltage over a wide load range. This is accomplished by adjusting the duty cycle of the internal MOSFET at different load currents and input voltages. The voltage regulator\'s gate control structure ensures a highly stable output voltage under varying temperatures and load current conditions, allowing for more reliable operation in extreme temperatures and improving peak current limits for improved transient response.

Overall, the MIC39301-2.5BU linear voltage regulator from ON Semiconductor is an ideal choice for those needing a wide input voltage range, adjustable output voltage and low quiescent current. Designed to provide high power conversion efficiency, it is suitable for use in automotive, industrial and other applications. It also offers fast transient response time, reliable performance and overcurrent and thermal protection. These features make the MIC39301-2.5BU suitable for use in a wide variety of applications.

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