LM4128BMF-2.5/NOPB Integrated Circuits (ICs)

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The LM4128BMF-2.5/NOPB is a voltage reference device typically used in power management integrated circuits (PMICs). It is designed to provide a fixed reference voltage that is used to control the operating voltage of a variety of circuits, from low-power microcontrollers to high-power motor drivers. The LM4128BMF-2.5/NOPB can be used in a wide variety of applications, including precision voltage reference, voltage divider, power supply design, level shifting, and DC-DC conversion. This article will describe the application field and working principle of the LM4128BMF-2.5/NOPB.

The LM4128BMF-2.5/NOPB belongs to the family of voltage references and is used in voltage reference applications. It is a precision monolithic voltage reference specifically designed to provide a 2.5V fixed reference voltage and has an output voltage accuracy of ±0.5%. The LM4128BMF-2.5/NOPB can operate over a wide temperature range and is capable of providing an output voltage that is both accurate and stable over time. It is capable of supplying up to 10mA of current and is protected against over-temperature, over-voltage, and over-current conditions. The LM4128BMF-2.5/NOPB is available in an SOIC-8 package and is suitable for use in handheld and general-purpose applications.

The LM4128BMF-2.5/NOPB operates on a precision voltage reference circuit topology. The device consists of a reference section that consists of a series of current sources and resistors, a buffer amplifier, and a trimming system. The reference section provides the initial accuracy, while the trimming system compensates for process and aging related errors. The buffer amplifier is used to drive the output voltage and provides the required noise and transient performance. The device also includes a reset pin that is used to reset the output voltage to its nominal value if it begins to drift.

The LM4128BMF-2.5/NOPB is designed to operate over a wide input voltage range from 3V to 6V and is capable of delivering up to 10mA of output current. The device is designed to be open-loop stable, so that a closed-loop response is not required. Additionally, the device has a low power consumption of only 6mW. The device can also be used in a wide variety of thermal environments, operating from -40°C to +125°.

The LM4128BMF-2.5/NOPB has a variety of applications. It can be used as a precision voltage reference in a variety of electronic circuits, such as precision voltage references, voltage dividers, power supply design, level shifting, and DC-DC conversion. The device can also be used as a temperature compensator, making it ideal for industrial applications such as thermistors and thermocouples. The device can also be used as a reference voltage in amplifier circuits or as a reference in digital-to-analog converters (DACs). Additionally, the device can be used to provide a regulated output voltage in switching power supplies.

The LM4128BMF-2.5/NOPB is an excellent option for a variety of voltage reference applications. It provides an accurate and stable output voltage and is capable of operating over a wide temperature range. Additionally, the device has a low power consumption and is available in an SOIC-8 package. The device can be used in a wide variety of applications, such as precision voltage reference, voltage divider, power supply design, level shifting, and DC-DC conversion.

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