TDA7577BLVPDTR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Class AB
Output Type:	2-Channel (Stereo)
Max Output Power x Channels @ Load:	45W x 2 @ 4 Ohm
Voltage - Supply:	6 V ~ 18 V
Features:	Mute, Short-Circuit Protection, Standby
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C (TA)
Supplier Device Package:	PowerSO-36
Package / Case:	PowerSO-36 Exposed Top Pad

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Introduction

The TDA7577BLVPDTR is a high performance differential audio amplifier integrated circuit designed by STMicroelectronics. It operates as a matched pair of amplifiers, offering a wide range of gain and input voltage operation capability. It is highly suited for audio applications such as car audio and home audio systems, where the amplifier needs to provide high performance with low noise.

Application Field

The TDA7577BLVPDTR is primarily used in audio applications. It is ideally suited for car audio and home audio systems, where the amplifier must provide high performance with low noise. The amplifier can be used to drive left and right channels of a stereo system and provides excellent reproduction of sound. The built-in differential input and output architecture also reduces the number of external components required, making the system more compact and efficient.The amplifier is also suitable for high voltage applications such as sound reinforcement systems in live performance venues, as well as professional recording studios. It can be used to drive several full range loudspeakers at once, with extremely low distortion and noise.

Working Principle

The TDA7577BLVPDTR is a differential input, Class AB amplifier consisting of two matched amplifiers in a single package. The amplifier is capable of delivering high levels of power with low distortion and excellent signal to noise ratio. The amplifier employs a matched pair of amplifiers operating in parallel, each amplifier providing an adjustable gain of 0.5V/V, 1.0V/V, or 2.0V/V. The differential input architecture reduces noise and crosstalk between channels, allowing the amplifier to deliver a clear and accurate sound.The amplifier also features a wide supply voltage range, allowing it to be used in a variety of applications. The input amplifier is powered by a dual-supply configuration and can operate from ±5V through to ±36V supplies. The output amplifier operates from a single supply voltage up to 24V.

Conclusion

The TDA7577BLVPDTR is an ideal choice for driving high quality audio in car, home or professional audio applications. It provides a low noise, low distortion audio performance and features a wide voltage range for use in a range of applications. The differential input architecture reduces noise and crosstalk between channels, and the single or dual supply voltage capability ensures maximum versatility. With its low cost and high performance capabilities, the amplifier is an ideal choice for driving high quality audio reproduction.

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