BA2904YFV-MGE2

Current - Input Bias:	20nA
Supplier Device Package:	8-SSOPB
Package / Case:	8-TSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	3 V ~ 36 V, ±1.5 V ~ 18 V
Current - Output / Channel:	30mA
Current - Supply:	500µA
Voltage - Input Offset:	2mV
Series:	Automotive, AEC-Q100
Gain Bandwidth Product:	500kHz
Slew Rate:	0.2 V/µs
Output Type:	--
Number of Circuits:	4
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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BA2904YFV-MGE2 Application Field and Working Principle

Introduction

BA2904YFV-MGE2 is a small signal amplifier, specially developed for small signal amplification applications in the field of linear amplifiers, instrumentation, and op amps, buffer amps and so on. This product is very suitable for the transmission and amplification of low-frequency signals with high frequency.

Application Field and Features

The BA2904YFV-MGE2 amplifier is mainly used for the amplification of small signal baseband tuning signals and the transmission of FM tuning signals. It is characterized by small volume, large current, low power and wide frequency range. The amplitude and phase distortion at the output of the amplifier is very small and has good linearity, so it is an ideal choice for small signal amplification applications.The BA2904YFV-MGE2 amplifier has a wide range of application in linear amplifiers, instrumentation, and op amps, buffer amps. For example, it can be used for driving In/OUT amplifier circuit, optimizing the noise figure and linearity. Furthermore, it can be used for improving the long-term stability of an audio power amplifier, controlling and providing the gain of PLL, providing output voltage in multiple channels, and reducing the gain of amplifiers in RF & IF communication.

Functional Principle

The BA2904YFV-MGE2 amplifier consists of two identical amplifying units and two outputs, which can directly drive a balanced load. The two amplifying units are connected with two inputs, which are driven by the input signals, and produce two output signals, which go through two outputs respectively. Each amplifying unit contains a series of electronic components, including transistors and resistors. The transistors are used to supply, control and modulate current, while the resistors are used to provide resistance to control the current. The combination of these components results in the coupling and operation of the signals, leading to the amplification of the input signal. This result is due to the fact that the potential difference of the input terminal signals is applied to the anode of the transistor, and then the current in the amplifier changes, and thus the output of the whole amplifier also changes, which increases the signal strength. Additionally, the positive feedback of the amplifying unit further enhances the input signal and amplifies the output.

Conclusion

The BA2904YFV-MGE2 amplifier is a small signal amplifier that is mainly used for small signal amplification applications in linear amplifiers, instrumentation, and op amps, buffer amps. It has a wide range of application and can be used for driving In/OUT amplifier circuit, optimizing the noise figure and linearity, improving the long-term stability of an audio power amplifier, controlling and providing the gain of PLL, providing output voltage in multiple channels, and reducing the gain of amplifiers in RF & IF communication. The working principle of this amplifier is determined by its components, including transistors and resistors, which result in the coupling and operation of the signals and lead to the amplification of the input signal.

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