LM49120TLX/NOPB

Series:	Boomer®
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Class AB
Output Type:	1-Channel (Mono) with Stereo Headphones
Max Output Power x Channels @ Load:	1.3W x 1 @ 8 Ohm; 85mW x 2 @ 32 Ohm
Voltage - Supply:	2.7 V ~ 5.5 V
Features:	Depop, I²C, Mute, Shutdown, Thermal Protection, Volume Control
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Supplier Device Package:	16-uSMD
Package / Case:	16-WFBGA
Base Part Number:	LM49120

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Introduction

The LM49120TLX/NOPB is a high-performance audio amplifier that combines LM49120, a high-voltage, audio amplifier with a built-in monolithic differential-pair amplifier, and NOPB, a low-noise pre-amplifier. The device is designed for automotive audio applications where high levels of audio power are required to achieve good sound quality. The device supports up to 4 channels of analog audio and is capable of operating with a wide range of power sources. It is able to provide up to 2W RMS of output power per channel. The LM49120TLX/NOPB is compatible with a variety of audio signals, including analog line sources, digital audio sources, and digital signal processors. It also has a wide range of features such as a thermal protection system, adjustable gain, and selectable input and output types.

Applications of LM49120TLX/NOPB

The LM49120TLX/NOPB is suitable for audio applications in automotive sound systems. It can be used to drive car audio speakers from a wide range of power sources, including DSPs, MP3 players, and car radio tuners. The device is designed for use in high-power audio systems, including dashboards, door speakers, and subwoofers. In addition, it can also be used in multimedia applications such as home audio systems and portable multimedia systems. The device is also suitable for portable audio systems, including headphones, MP3 players, and portable speakers.

Working Principle of LM49120TLX/NOPB

The LM49120TLX/NOPB is a high-performance audio amplifier that combines LM49120, an audio amplifier with a built-in monolithic differential-pair amplifier, and NOPB, a low-noise pre-amplifier. The high-voltage audio amplifier provides high-efficiency, distortion-free audio performance. The pre-amplifier gives low noise performance and a wide bandwidth to ensure accurate reproduction. The device is also designed for automotive applications and is capable of operating with a wide range of power sources. The LM49120TLX/NOPB has a switchable gain to adjust the output level. It also has an adjustable power limiter to protect speakers from overdriving. The device also features thermal shut-down protection to protect the device from overheating. The device is also capable of providing up to 4 channels of analog audio.

Conclusion

The LM49120TLX/NOPB is a high-performance audio amplifier that is suitable for a wide variety of audio applications. It is capable of providing up to 2W RMS of output power per channel, and a wide range of adjustable features. It is designed for use in automotive audio systems and has a thermal shut-down protection system to protect the device from overheating. It is also compatible with a variety of audio signals, including analog line sources, digital audio sources, and digital signal processors.

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