LM4132BMF-2.5/NOPB

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Reference Type:	Series
Output Type:	Fixed
Voltage - Output (Min/Fixed):	2.5V
Current - Output:	20mA
Tolerance:	±0.1%
Temperature Coefficient:	20ppm/°C
Noise - 0.1Hz to 10Hz:	240µVp-p
Noise - 10Hz to 10kHz:	--
Voltage - Input:	2.9 V ~ 5.5 V
Current - Supply:	100µA
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	SC-74A, SOT-753
Supplier Device Package:	SOT-23-5
Base Part Number:	LM4132

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LM4132BMF-2.5/NOPB Application Field and Working Principle

The LM4132BMF-2.5/NOPB voltage reference from Texas Instruments is part of their Power Management Integrated Circuits (PMIC) - Voltage Reference series. It is an adjustable and precise programmable voltage reference. It combines precise voltage reference, low dropout linear regulator, and precise voltage divider circuits in one device. The device offers two extremely low power PMOS pass elements, which leads to low noise operation, precise reference voltage, low output impedance, and low power dissipation. It also provides precise voltage scaling and voltage regulation with fast settling.

Features

The LM4132BMF-2.5/NOPB voltage reference comes with a wide range of features, including:- A precise and adjustable 4V ± 0.02V programmable voltage reference- A low DROP OUT (LDO) linear regulator- Precise voltage divider circuits- A PMOS pass elements for low noise operations- Highly precise voltage scaling- Fast settling time with low quiescent current- Low output impedance and heat dissipation- Programmable output voltage from 2.5V to 4V- Over-temperature and over-voltage protection- Wide-range temperature range from -40 °C to 85 °C

Applications

The LM4132BMF-2.5/NOPB voltage reference is suitable for a wide variety of applications, including:- Portable devices such as cell phones, PDAs, MP3 players, etc.- Automotive applications such as engine control systems- Industrial controls and robotics- Battery-powered systems- Voltage monitoring and regulation

Working Principle

The LM4132BMF-2.5/NOPB voltage reference works by combining a precise and adjustable 4V ± 0.02V programmable voltage reference, a low DROP OUT (LDO) linear regulator, and a precise voltage divider circuits. This device utilizes two extremely low power PMOS pass elements, which helps to ensure low noise operation, precise reference voltage, low output impedance, and low power dissipation. It also offers precise voltage scaling and voltage regulation with fast settling time.The device works by sensing the voltage at the reference terminal and adjusting the output voltage level proportional to the reference level. The output voltage is adjustable by the potentiometer present on the device. The reference voltage can also be adjusted using an external reference solution.The output of the LM4132BMF-2.5/NOPB voltage reference is further stabilized by the low power PMOS pass elements, which helps to reduce noise, improve accuracy, and maintain the desired output voltage level.

Conclusion

The LM4132BMF-2.5/NOPB voltage reference from Texas Instruments is part of their Power Management Integrated Circuits (PMIC) - Voltage Reference series. It is an adjustable and precise programmable voltage reference which combines a precise and adjustable 4V ± 0.02V programmable voltage reference, a low DROP OUT (LDO) linear regulator, and a precise voltage divider circuits. It is ideal for a wide variety of applications, including portable devices, automotive applications, industrial controls and robotics, battery-powered systems, and voltage monitoring and regulation. It offers excellent performance and high reliability with low power consumption, low noise, wide temperature range, and precise voltage scaling.

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