LMP2234AMAX/NOPB

Voltage - Input Offset:	10µV
Base Part Number:	LMP2234
Supplier Device Package:	14-SOIC
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	1.6 V ~ 5.5 V
Current - Output / Channel:	30mA
Current - Supply:	36µA
Series:	LMP®, PowerWise®
Current - Input Bias:	0.02pA
Gain Bandwidth Product:	130kHz
Slew Rate:	0.058 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	4
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

The LMP2234AMAX/NOPB is a cutting-edge linear amplifier that has been designed to meet the growing demand for auto and industrial control applications, as well as instrumentation. Leveraging advanced technologies and packed with desirable features, it offers performance far beyond traditional amplifier types.

Overview

The LMP2234AMAX/NOPB is a high-performance low-voltage amplifier, capable of up to 200mA peak output current with fewer than 2μV of output noise. It offers two independent input ranges—a single-ended input range of -2.2V to +2.2V and a differential input range of ±2.2V—to accommodate different signal types. The amplifier can be operated in either single-ended or differential input mode, providing greater flexibility and improved performance in various applications.The LMP2234AMAX/NOPB is designed to minimize power dissipation while ensuring a high slew rate and wide bandwidth. The amplifier comes in a tiny, low-profile 10-pin, TSSOP package that is perfect for high-density board layouts and requires minimal board space.

Application Field

The LMP2234AMAX/NOPB is widely used in various applications. The wide differential and single-ended input range make it a great choice for industrial and automotive control, as well as instrumentation applications.The amplifier’s low-voltage operation makes it suitable for use in portable or battery-powered systems. The high output current and wide bandwidth make it ideal for driving heavy loads, such as motors or actuators. It also offers excellent noise performance, making it well-suited for sensitive control applications.

Working Principle

The LMP2234AMAX/NOPB is a fully differential amplifier with a two-stage architecture. The two stages are a differential line receive stage, followed by an operational amplifier.The differential input stage amplifies the differential input signals while the differential output stage drives the output stage with sufficient current to ensure clean output signals. The operational amplifier adjusts the DC level of the output signal based on the input voltage range.The amplifier’s high-performance characteristics provide excellent linearity, low distortion, and excellent frequency response. The amplifier also features auto slewing and short-circuit protection.

Pros and Cons

The LMP2234AMAX/NOPB provides a versatile linear amplification solution with excellent performance and desirable features. The amplifier is easy to use and integrate into a wide variety of systems. The small size of the package and low power requirements make it perfect for compact systems.However, the device does have a few downsides. The amplifier does not provide high-voltage operation, which limits its use for certain applications. Additionally, the amplifier does not provide rail-to-rail output voltage swing, which can limit its compatibility with some sensors.

Conclusion

The LMP2234AMAX/NOPB is a high-performance linear amplifier designed to meet the needs of various industrial and automotive control applications, as well as instrumentation. Its wide input range, high output current, and low power requirements make it a great choice for tight spaces. The device also offers excellent linearity and noise performance. The amplifier does have a few limitations, such as its lack of high-voltage operation and rail-to-rail output voltage swing, but its performance and desirable features make it an excellent choice for many applications.

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