MIC3975-1.8YMM

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The MIC3975-1.8YMM is a type of linear voltage regulator that comes in a small 3-pin SOT-23 package. It is a low-cost, low-noise regulator ideal for low-power applications where space is at a premium. It is a Micrel (now Microchip Technology) product that is designed for use in general-purpose and automotive applications.

The MIC3975-1.8YMM is a low dropout voltage regulator designed to provide a regulated output voltage from input power sources ranging from 1.8 V to 5.5 V. The device has a typical dropout voltage of 200 mV at full load, making it suitable for low voltage systems. The maximum output current is 150 mA with a recommended loading of 10 mA or greater. The device can provide noise-free output with excellent load and line regulation.

The MIC3975-1.8YMM is ideal for applications such as memory backup power, low-noise analog power rails, clock oscillator bias, reference supplies and high-voltage logic supplies. This device is available in a variety of voltage options, and its high PSRR allows it to be used in noisy environments. It is well-suited for automotive applications due to its low quiescent current, on-chip current limiting, thermal-shutdown protection, tight line regulation and high ripple rejection.

The MIC3975-1.8YMM has a simple 2-resistor voltage-setting network, and its output voltage is easily adjustable from 1.5 V to 18 V. This device also offers a wide input supply range, low operating current and a typical operating temperature range of -40°C to 125°C. It is available in both commercial and automotive grades.

The MIC3975-1.8YMM device operates on the simplest linear voltage regulator principle. It consists of an internal reference voltage, error amplifier, and pass element. When the input voltage approaches the output voltage, the error amplifier adjusts its output to decrease the pass element\'s conduction and thereby maintains the output voltage steady. This device is designed to handle large transient currents due to its fast response time.

The MIC3975-1.8YMM is an excellent option for a wide range of applications. Its small form factor, low noise, excellent line regulation, wide input voltage range and high ripple rejection make it an ideal choice for low-power designs. Its advanced features and high reliability make it well suited for automotive systems, as well. The device\'s wide output voltage range, low operating current and thermal overload protection, make it an ideal voltage regulator for a variety of applications.

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