LM1877MX-9/NOPB Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Class AB
Output Type:	2-Channel (Stereo)
Max Output Power x Channels @ Load:	2W x 2 @ 8 Ohm
Voltage - Supply:	6 V ~ 24 V, ±3 V ~ 12 V
Features:	Short-Circuit and Thermal Protection, Shutdown
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Supplier Device Package:	14-SOIC
Package / Case:	14-SOIC (0.295", 7.50mm Width)
Base Part Number:	LM1877

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LM1877MX-9/NOPB Audio Amplifier

Audio amplifiers are widely used in today’s audio systems because they are capable of amplifying sound signals in order to produce louder sound. One such example is the LM1877MX-9/NOPB audio amplifier. This amplifier is capable of providing linear amplification with low harmonic distortion and excellent signal to noise ratio. It also has considerable output power ratings and is ideal for use in consumer audio applications.The LM1877MX-9/NOPB amplifier is a low-power monolithic integrated circuit (IC) with a gain bandwidth product of 12 kHz. It is a single op-amp type amplifier that uses bipolar junction transistors (BJTs) to gain its inputs and provide output. This amplifier has low operating current, low input offset voltage, and a fast input slew rate, making it suitable for consumer audio applications.In terms of features the LM1877MX-9/NOPB audio amplifier offers a wide range of features that make it an ideal choice for consumer audio applications. It features a low noise figure, high stability, low distortion, and low power consumption. The amplifier has high input and low output impedance which helps eliminate noise from the signal. It has fast input/output response and a wide dynamic range. The amplifier also has an internally-set maximum output voltage, which ensures that it will not produce dangerously high levels of distortion.In terms of working principle, the LM1877MX-9/NOPB audio amplifier has a straightforward design. It uses a single differential amplifier stage, which uses BJTs to amplify signals. The differential amplifier has two inputs, the non-inverting input (CN) and the inverting input (IP). The differential input stage receives the input signal and amplifies it to produce the output signal. The output signal is then further amplified by the next stage, which is a Class-AB output stage. This stage consists of an open loop voltage gain stage, which is followed by a closed loop voltage gain stage. The output of the amplifier is then phase shifted and amplitude adjusted in order to meet the requirements of the application.Overall, the LM1877MX-9/NOPB audio amplifier is an ideal choice for consumer audio applications. It offers great features, such as low noise figure, high stability, low distortion, and low power consumption. Additionally, it has a fast response and wide dynamic range, making it suitable for a wide range of audio applications.

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