TPA3112D1QPWPRQ1

Series:	Automotive, AEC-Q100, SpeakerGuard™
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Class D
Output Type:	1-Channel (Mono)
Max Output Power x Channels @ Load:	25W x 1 @ 8 Ohm
Voltage - Supply:	8 V ~ 26 V
Features:	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Supplier Device Package:	28-HTSSOP
Package / Case:	28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Base Part Number:	TPA3112D1

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

TPA3112D1QPWPRQ1 Application Field and Working Principle

Linear - Amplifiers - Audio

The TPA3112D1QPWPRQ1 is a monolithic power amplifier from Texas Instruments that provides a high output power level (up to 12 W with a 8-Ω load) and high total harmonic distortion (less than 0.2%). The device also features high efficiency up to 81%. The TPA3112D1QPWPRQ1 provides a balanced, high performance, and low working voltage power amplifier designed for audio applications. With its low distortion, high slew rate and high output power, it is well-suited for any application that requires good performance.The TPA3112D1QPWPRQ1 has a wide application field, ranging from MP3 players, DVD players, portable multimedia players, and portable audio systems to car audio systems. This includes applications such as television speakers, multimedia speakers, and active stereo speakers. The TPA3112D1QPWPRQ1 is particularly suited for head phones, speaker systems, and line level amplifiers. The device is designed to meet the demands of modern audio applications, with its flexibility in use, low noise, and low battery current drain. The amplifier offers both half-duplex and full-duplex capabilities, allowing it to efficiently play both left and right stereo channels. The TPA3112D1QPWPRQ1 has a built-in thermal protection circuit, enabling the device to stay in operation when excessive thermal conditions are present. It is also capable of operating with high output power supply voltages. The TPA3112D1QPWPRQ1 is an ideal amplifier for any application requiring maximum fidelity and reliability in an audio power amplifier design.The TPA3112D1QPWPRQ1 power amplifier consists mainly of three parts: a differential input stage, aClass AB output stage and a power supply circuit. The differential input stage consists of two differential NPN transistors, M1 and M2, which are connected in parallel to enhance the sound quality and reduce the noise. The two transistors share the supply voltage, which provides the necessary dynamic range for the amplifier.The common source stages of each of the transistors provide gain, and their outputs are connected to the balanced input section for input signals. The output of the balanced input is further amplified by the Class AB output stage and is then supplied to the load.The Class AB output stage consists of two emitter coupled transistors, M3 and M4, which produce the main part of increased power, while the supply voltage is provided by the power supply circuit. The power output stage consists of two transistors acting in parallel, and they provide increased current, while allowing the amplifier to operate with reduced distortion. The power supply circuit stabilizes the system, thus providing the desired power supply voltage.The TPA3112D1QPWPRQ1 is a reliable and efficient device in terms of audio power amplification. It offers superior sound performance, high power output level, and low distortion. The device also has a wide application field, with its applications ranging from personal audio to car audio, and multimedia systems. The device also provides improved efficiency with its built-in thermal protection circuit and low battery current drain.

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

Part Number	Manufacturer	Price	Quantity	Description