LM2904AWYPT

Series:	Automotive, AEC-Q100
Part Status:	Active
Amplifier Type:	General Purpose
Number of Circuits:	2
Output Type:	--
Slew Rate:	0.6 V/µs
Gain Bandwidth Product:	1.1MHz
Current - Input Bias:	20nA
Voltage - Input Offset:	1mV
Current - Supply:	700µA
Current - Output / Channel:	40mA
Voltage - Supply, Single/Dual (±):	3 V ~ 30 V
Operating Temperature:	-40°C ~ 125°C

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LM2904AWYPT: Introduction, Applications and Working Principle

The LM2904AWYPT is an amplifier integrated circuit (IC) from the family of Linear–Amplifiers–Instrumentation, Op Amps, Buffers–Amps. It is highly versatile and customizable to suit specific functions. This IC contains a single open-loop differential amplifier, with as much as 15 MHz of gain-bandwidth product when applying no more than 5 volts.

Overview

Manufactured by Texas Instruments, the LM2904AWYPT is a direct replacement for the older LM2904A, an operational amplifier from the company known for producing the first operational amplifiers. The AWYPT version may improve the noise performance compared to the earlier version. In addition, it offers improved parametric performance when compared to similar amplifiers with the same input and output voltages.

Applications

The LM2904AWYPT is widely used in a variety of industry applications including sensing analog signals and producing digital output signals. It is commonly implemented in audio sound systems, instrumentation and control systems and medical imaging equipment. This amplifier can also be used in battery-powered circuitry, due to its low quiescent current consumption, as well as low noise floor.

Design & Internal Components

This op amp consists of one open-loop differential amplifier, enclosed in a very small 8 pin SOP and a 6-Lead TSOT package. It is built from various components, including two multi-mode differential pairs, a pair of voltage-controlled gain stages, and two input buffers, all of which are controlled by a single supply.

Working Principle

The LM2904AWYPT works by first setting up the input and output swing ratio between the two differential pairs. This is accomplished by setting up a specific biasing level, which is determined by the input and output voltages as well as an external resistor. Then, the external resistor controls the voltage-controlled gain stages, which regulate the overall gain level.Finally, the two input buffers control the outputs of the amplifier, setting the output stage to one of the supply rails, while the amplifier remains linear throughout the entire output range. This ensures that the output obtained is accurate and not distorted. The amplifier requires no external compensation, making it easy to design with and allowing for a fast and stable response.

Conclusion

The LM2904AWYPT is just one of the many different op amp types available for use. It is an ideal choice for a wide range of applications, due to its low noise level, power consumption, and small size. Furthermore, its low quiescent current consumption and low noise floor make it especially suitable for battery-powered circuitry. Finally, due to its open-loop gain stability, the LM2904AWYPT is a very reliable amplifier, making it a great choice for applications where accuracy and precision are essential.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description