LM4128BMFX-3.0/NOPB

Noise - 0.1Hz to 10Hz:	285µVp-p
Base Part Number:	LM4128
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Current - Supply:	100µA
Voltage - Input:	3.4 V ~ 5.5 V
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	75ppm/°C
Tolerance:	±0.2%
Current - Output:	20mA
Voltage - Output (Min/Fixed):	3V
Output Type:	Fixed
Reference Type:	Series
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to LM4128BMFX-3.0/NOPBThe LM4128BMFX-3.0/NOPB is a versatile voltage reference designed, developed, and manufactured by Texas Instruments. It is part of the company’s analog reference portfolio, a versatile line of voltage references that offer circuit designers stable and accurate references for power, charging, and other applications. The product is a three-terminal reference device, that also offers a fast-response output and excellent thermal stability, making it suitable for many applications.Application field and Working PrincipleThe LM4128BMFX-3.0/NOPB is ideally suited for use in power systems, telecommunications, military and medical applications. It can be used for a wide variety of applications where accurate, low-power voltage references are needed. It is also used for reference generation for data converters, precision amplifiers and control circuits, as well as for battery and solar cell charging systems, both active and passive.The LM4128BMFX-3.0/NOPB operates by using a variety of techniques to maintain a consistently accurate reference level of output voltage. The device uses a proprietary bandgap reference design, featuring a bandgap circuit which is used to generate a stable reference voltage in all temperature and load conditions, offering a high level of accuracy over a wide range of temperatures.The LM4128BMFX-3.0/NOPB features an on-chip error amplifier, which is used to sense the output voltage and adjust accordingly. It also features a reverse leakage loop, which provides a helpful blocking of current in both directions. This helps to further improve accuracy and offer greater stability.The LM4128BMFX-3.0/NOPB is available in both surface mount and through hole packages, and offers a wide operating temperature range of -40°C to 150°C. It also offers thermal protection, allowing it to withstand high internal temperatures without damaging the device. Furthermore, it features low output noise and low power dissipation, helping to ensure reliable and accurate operation.ConclusionThe LM4128BMFX-3.0/NOPB is a three-terminal voltage reference device developed by Texas Instruments and part of the company’s analog reference portfolio. It offers a wide range of features such as a bandgap reference design, error amplifier, reverse leakage loop and thermal protection. The product is ideal for use in power systems, telecommunications, military and medical applications and offers a high level of accuracy, low noise, low power dissipation and a reliable output.

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