TS4990IQT

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Class AB
Output Type:	1-Channel (Mono)
Max Output Power x Channels @ Load:	1.2W x 1 @ 8 Ohm
Voltage - Supply:	2.2 V ~ 5.5 V
Features:	Depop, Differential Inputs, Standby, Thermal Protection
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Supplier Device Package:	8-DFN (3x3)
Package / Case:	8-VDFN Exposed Pad
Base Part Number:	TS4990

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TS4990IQT Application Field and Working PrincipleThe TS4990IQT is a highly efficient, low-voltage, Class-D, dual-channel audio amplifier. This versatile amplifier can be used in a wide variety of audio applications, such as mobile phones, portable audio devices, and professional audio systems. It has a low-voltage operation mode that allows it to be operated from a 3V to 6V power supply. The TS4990IQT is structured using a sophisticated topology with a comprehensive set of features, including high dynamic range, low distortion, and thermal protection. This amplifier also features a wide range of audio fidelity functions such as pop reduction and high-level short-circuit protection, while ensuring high efficiency and low power consumption. In addition, it has multiple outputs and can be used to provide stereo or mono sound. It is designed to reduce power consumption and distortion to maximize audio quality.The working principle behind the TS4990IQT relies on its two-channel amplifier. Each channel has its own independent current-sensing circuitry for efficient power management and error feedback control. This ensures high fidelity output regardless of the load impedance. The amplifier is also equipped with dual low-noise voltage regulators to ensure low distortion and excellent sound quality.The TS4990IQT is capable ofpeak output power of 70W+70W at 4Ω, or 30W+30W at 8Ω, with SNR at 100dB, THD+N of 0.02%, and a frequency response of 20Hz-20kHz. With its low-voltage operation, the TS4990IQT can be used in a variety of nominal-voltage environments. The TS4990IQT is ideal for high-fidelity audio applications like home theater, music playback, and audio recording. It is designed to provide high-quality stereo audio to speakers in an environment where space is a premium, such as in a car or on a boat. The amplifier can easily be integrated into a custom device or present audio system, and it is suitable for a range of audio sources such as MP3 players and smartphones. Overall, the TS4990IQT is a high-performance, low-voltage, Class-D, dual-channel audio amplifier that is suitable for a wide range of audio applications. It features multiple audio fidelity functions such as pop reduction and high-level short-circuit protection, and it has a high SNR, low THD+N, and wide frequency response. The amplifier is capable of delivering peak output powers of 70W+70W at 4Ω, or 30W+30W at 8Ω. The TS4990IQT is a great choice for users who need excellent sound quality and low power consumption from a reliable audio solution.

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