MIC5504-2.8YMT-TZ

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A linear voltage regulator, commonly abbreviated as an LVR, is a type of regulator that converts AC or DC power from a high source voltage to a lower voltage output that is able to provide a stable level of output power and remain within certain limits. One of the more common linear voltage regulators is the MIC5504-2.8YMT-TZ, which has a wide variety of applications.

The MIC5504-2.8YMT-TZ is a 3-terminal, linear and adjustable negative low-dropout (LDO) regulator. This device is available in an 8-pin TDFN surface-mount package with a Maximum output voltage of 1.27V and a wide input voltage range from 2.7 V to 5.5 V. Its output current capability is 300 mA, making it an ideal choice for power management in many designs. Some of the more common application fields for this part are consumer portable, industrial and computers.

The device has a broad operating temperature range of -40°C to +85°C and offers excellent load and line transient response, as well as excellent power supply rejection ratio. The low-noise operation and low noise figure makes the MIC5504-2.8YMT-TZ a perfect choice for high-performance applications. Additionally, the device can be used in conjunction with a wide variety of external components, including ceramic output capacitors, tantalum input capacitors and noise suppressors.

The MIC5504-2.8YMT-TZ works on a voltage regulator principle, which is the creation of a constant and/or adjustable, output voltage from an input supply voltage that is higher than the output. This is done by the voltage regulator part acting as a series resistor. The way this works is that the regulator has a reference voltage that is created by the portion of the circuit where its source is connected to its output.

In operation, if the output voltage of the device increases above its predetermined value, then the input current of the series regulator increases accordingly, reducing the output voltage until it returns to normal. Conversely, if the output voltage drops below its desired level, then the current being put in by the regulator to the output is decreased so as to raise the output voltage back to normal level. The output voltage is thus regulated.

In order to obtain the most efficient and accurate voltage regulation, the series regulator is usually combined with current-limiting circuitry in order to protect against current-induced instability. Additionally, many regulator designs also include special features such as thermal shutdown and/or short-circuit protection for improved reliability.

The MIC5504-2.8YMT-TZ supports a wide range of applications from automotive to handheld and consumer portable applications. Its low quiescent current, low dropout voltage, high power supply rejection ratio, accuracy, and high output capability make it a suitable choice for a variety of applications. It is also available in either a fixed version or an adjustable version, allowing users to adjust the output voltage of the device as needed.

In conclusion, the MIC5504-2.8YMT-TZ is a popular linear voltage regulator part due to its various applications, low quiescent current, low dropout voltage, high power supply rejection ratio, accuracy, and high output capability. Its performance is further improved by the addition of current-limiting circuitry, different protection features, and the availability of both fixed and adjustable versions which allow users to customize it to their needs.

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