LM4132BMF-1.8/NOPB

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The LM4132BMF-1.8/NOPB is a voltage reference, a part of Power Management Integrated Circuit (PMIC) products. It is a low drop surge-resistant shunt regulator with SOT-23-5 small package, typically used for portable applications.

The LM4132BMF-1.8/NOPB works in constant-voltage circuit topology, echoing the voltage reference IC’s fundamental role. It provides regulation of an output voltage with a high level of accuracy over a wide range of conditions.

One of the LM4132BMF-1.8/NOPB\'s application fields is in a linear voltage regulator. By connecting its output to a resistive load, the LM4132BMF-1.8/NOPB can provide a constant regulated voltage. This helps protect sensitive circuitry from overvoltage or undervoltage conditions. For example, the LM4132BMF-1.8/NOPB can provide a safe, regulated 5.6V in a system featuring a main power supply of 9V to 18V.

The LM4132BMF-1.8/NOPB runs stable with a temperature coefficient of 10ppm/°C for typical values. It uses an external resistor to set the output voltage and provides an accurate 2.5V±1.7V at a minimum. This type of IC also provides a low output capacitor, current limiting and thermal shut-down protection.

To achieve high accuracy, the LM4132BMF-1.8/NOPB features a variation in the reference voltage proportional to the amount of current being drawn. This will keep the output voltage in a band of ±2.5V max at a temperature of -40°C to 85°C. The 16V max input voltage makes it suitable for portable applications.

The operating current of the LM4132BMF-1.8/NOPB is typically 4mA, while the total power dissipation is 4mW. It also features an excellent start-up performance and can successfully regulate a voltage as low as 1.2V, with a wide range of supply conditions.

The LM4132BMF-1.8/NOPB is one of the workhorses of PMICs, providing a reliable power regulator for a variety of applications. Its ability to provide stable and accurate voltage, even in harsh and dynamic environments, makes it a popular choice for portable and other power sensitive applications.

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