TAS5261DKD

Series:	PurePath Digital™
Packaging:	Tube
Part Status:	Active
Type:	Class D
Output Type:	1-Channel (Mono)
Max Output Power x Channels @ Load:	400W x 1 @ 3 Ohm
Voltage - Supply:	10.8 V ~ 13.2 V
Features:	Digital Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Supplier Device Package:	36-HSSOP
Package / Case:	36-BSSOP (0.433", 11.00mm Width) Exposed Pad
Base Part Number:	TAS5261

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TAS5261DKD Application Field and Working Principle

The TAS5261DKD is a member of the Texas Instruments audio amplifier ICs family and is used for audio amplification in applications of mainly consumer electronics. It is particularly suited for portable media player, AV receivers, and other consumer electronics appliances.The TAS5261DKD is a powerful digital audio amplifier featuring the previously mentioned application field. It is a 2-channel class-D amplifier with a built-in dual-channel boost converter using a patented switching scheme. The amplifier is called DirectFET, for it uses a patented package technology for reducing inductive noise.The TAS5261DKD amplifier can provide a maximum output power of up to 16W into a 25 Ohm load. It has a low power standby mode, high efficiency operation, and uses a single supply of 5V. It also implements advanced protection mechanisms such as short-circuit and thermal protection. In terms of its circuitry, the TAS5261DKD uses two signal paths that operate with an input voltage of up to 4V, which enables it to achieve high output signals. The audio signal is fed into the amplifier through the signal pins and the amplifier then amplifies the signal. The signal is then passed through a set of adjustable gain amplifiers, which process the signal and apply the appropriate gain setting. There are also a number of additional features such as adjustable frequency response, variable gain, and adjustable crossover time. Next, the processed signal is passed through a loop filter which removes any unwanted environmental noise or other disturbances, and a voltage feedback loop which ensures a stable power supply and ensures that the amplified signal does not overshoot or undershoot.Finally, the miscellaneous components like a power-on reset, and an over-temperature shut-off, are connected to the main devices to provide the necessary mechanism for protecting the TAS5261DKD amplifier.In conclusion, the TAS5261DKD is an effective and efficient amplifier IC, which is suitable for various consumer electronics applications and provides a wide range of features and options. Its highly reliable and works with a single supply of 5V and can provide up to 16W of output power. Additionally, its adjustable gain can be used to fine tune the amplifier’s sound quality to suit different listening preferences and sound environments. Finally, its built-in protection mechanism helps to ensure that the amplifier functions safety and reliably in any environment.

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