LM4140CCM-1.0/NOPB

Series:	--
Packaging:	Tube
Part Status:	Active
Reference Type:	Series
Output Type:	Fixed
Voltage - Output (Min/Fixed):	1.024V
Current - Output:	8mA
Tolerance:	±0.1%
Temperature Coefficient:	10ppm/°C
Noise - 0.1Hz to 10Hz:	2.2µVp-p
Noise - 10Hz to 10kHz:	--
Voltage - Input:	1.8 V ~ 5.5 V
Current - Supply:	375µA
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	LM4140

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Application Field and Working Principle of LM4140CCM-1.0/NOPB

Introduction

The LM4140CCM-1.0/NOPB is a great option in the field of voltage reference that aims to provide precise and reliable voltage references to switched-mode power supplies. It is designed to be an external voltage reference option that has the capability of providing precise accuracy in both wide and narrow band applications. This type of voltage regulator is well suited for both high-side current sensing and low-side current sensing. The LM4140CCM-1.0/NOPB is a voltage reference device that is ideal for use in a variety of switching and linear power supply applications because of its excellent accuracy over temperature for precise reference voltage.

Features and Benefits

The LM4140CCM-1.0/NOPB is a high precision voltage reference that comes with a large variety of features. The device has a maximum operating voltage range from 25V to 45V and is capable of outputting a dynamic range of 0.2V to 6V. It\'s also specified to last over a wide temperature range and provides a high accuracy level at −40°C to 85°C (−40°F to 185°F). The device also offers an ultra-low dynamic impedance of 1.5Ω and an ultra-low self-heating value of 0.2°C/W, a low temperature coefficient, and a low drift value.The device is also designed to ensure a high level of stability, reliability, and accuracy, and offers a low jitter rating of 1.5 ns. Its high accuracy and stability, along with its low juncture temperature is designed to protect against junction temperature effects, providing an extremely reliable and precise performance.

Working Principle

The LM4140CCM-1.0/NOPB is a voltage reference device that works by comparing the input and output of the device, then adjusting its output to maintain the reference voltage with maximum possible accuracy. The device includes an error amplifier which amplifies the difference between the input and output voltages, and then how it is compared. The error amplifier then creates the error voltage which is used to control the reference voltage. The device also includes an internal temperature compensation circuit which helps to regulate the output voltage and provide a precise output voltage over temperature.

Applications

The LM4140CCM-1.0/NOPB is an ideal option for a variety of switching and linear power supplies, as it offers both precision and reliability. It is suitable for high-side current sensing and low-side current sensing applications, as well as for small signal current sources and load switch applications. The device is also suitable for automotive lighting, automotive module, and cell phone applications, as it offers a precision reference voltage even under extreme temperature conditions.

Conclusion

The LM4140CCM-1.0/NOPB is an excellent voltage reference device with a vast array of features and benefits. It\'s designed to work through a precise error amplification mechanism that allows precise adjustments of the reference voltage for precise operation. It\'s also ideal for use in a variety of switching and linear power supplies, as well as automotive lighting, automotive modules, and cell phone applications. With its excellent accuracy, reliability, and stability, the LM4140CCM-1.0/NOPB is one of the best options in the field of voltage reference devices.

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