Series:	PurePath™ HD
Packaging:	Tape & Reel (TR)
Part Status:	Not For New Designs
Type:	Class D
Output Type:	1-Channel (Mono) or 2-Channel (Stereo)
Max Output Power x Channels @ Load:	300W x 1 @ 4 Ohm; 160W x 2 @ 8 Ohm
Voltage - Supply:	25 V ~ 52.5 V
Features:	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Supplier Device Package:	44-HSSOP
Package / Case:	44-BSSOP (0.433", 11.00mm Width) Exposed Pad
Base Part Number:	TAS5616

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Introduction to TAS5616DKDR

The TAS5616DKDR is an advanced audio amplifier IC capable of powering high performance 3-way stereo speakers. It is a dual-channel linear Class-D amplifier that uses output current sensing to achieve extremely low distortion. The TAS5616DKDR is designed to replace traditional analog power amplifiers as well as continuous optimum power iBoosters. This ultra-efficient amplifier has a maximum efficiency of 92%, so it uses very little power when running. This makes it perfect for modern sound systems where energy efficiency is important.

Application Field of TAS5616DKDR

The TAS5616DKDR is designed for a variety of audio applications. It can be used to power 3-way stereo speakers for high performance audio systems such as home theater, automotive audio systems, and multimedia sound systems. It is also an excellent choice for professional sound reinforcement, studio monitoring, and instrument amplification. This amplifier IC can also be used in powering powered audio subwoofers and multi-channel digital amplifier systems.

Working Principle of TAS5616DKDR

The TAS5616DKDR operates on a linear Class-D amplifier design, which uses output current sensing to reduce distortion over the full audio bandwidth. This eliminates the need for complicated speaker level controls, as the amplifier does all the work itself. The TAS5616DKDR utilizes a switching architecture for its output stage to achieve high efficiency and low power loss. It has a wide dynamic range with up to 150W of output power at 3Ω. The TAS5616DKDR uses a differential PWM output stage to drive high current loads with excellent dynamic response. The differential outputs allow the amplifier to maintain good signal integrity even under high load conditions. It also features a unique open-loop topology that combines an every- increasing slew rate with high transconductance. This makes it an ideal choice for transitioning signals with low distortion across a wide power band.

Conclusion

The TAS5616DKDR is an advanced audio amplifier IC capable of powering high performance 3-way stereo speakers. It is a dual-channel linear Class-D amplifier with a maximum efficiency of up to 92%. This amplifier IC is designed to replace traditional analog power amplifiers as well as continuous optimum power iBoosters. It can be used in a variety of audio applications, including home theater, automotive audio systems, professional sound reinforcement, studio monitoring and instrument amplification. The TAS5616DKDR utilizes a switching architecture for its output stage and a differential PWM output stage to drive high current loads with excellent dynamic response.

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