STK404-140N-E

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Type:	Class AB
Output Type:	1-Channel (Mono)
Max Output Power x Channels @ Load:	180W x 1 @ 6 Ohm
Voltage - Supply:	0 V ~ 78 V
Features:	Mute, Short-Circuit Protection, Standby
Mounting Type:	Through Hole
Operating Temperature:	--
Supplier Device Package:	--
Package / Case:	13-SIP Formed Leads
Base Part Number:	STK404

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Introduction
STK404-140N-E is a linear audio amplifier chip. It is designed for working in wide range of audio applications due to its low cost, small size and high performance. The chip is typically used for audio applications such as headphone amplifiers, sound effect amplifiers, audio power amplifiers and so on. In addition, STK404-140N-E has wide range of options including the output power range, frequency response, input range and other parameters, which makes it an ideal choice for many audio applications.

Application Field
STK404-140N-E is an efficient low-cost amplifier chip suitable for a wide range of audio applications. The chip can be used for general-purpose applications as well as for specialized operations. It is suitable for use in audio amplifiers, headphone amplifiers and sound effects amplifiers. The chip can be used to power a passive speaker, active speaker and line level speaker. It can also be used for studio monitors, music amplifiers, professional audio equipment and Hi-fi systems. The chip is also suitable for use in portable sound systems, radio systems, TV sets and broadcasting systems. The chip is also suitable for application in portable and handheld audio applications like MP3 and CD players.

Working Principle
The STK404-140N-E audio amplifier chip is based on standard linear amplifier technology. Its working principle is relatively simple: an input signal is applied to the amplifier, and the output of the amplifier is controlled by a feedback loop. The feedback loop is used to regulate the gain of the amplifier, ensuring that the output signal is within the desired range. The chip also has protection circuitry, which ensures that the amplifier will shut down if it is overdriven or in other cases of malfunction. Furthermore, the chip has the necessary thermal overload protection circuitry, which prevents it from being damaged from overheating.

Conclusion
The STK404-140N-E linear audio amplifier chip is an efficient solution for a wide range of audio applications. Its low cost, small size and high performance make it an ideal choice for a wide range of projects. Additionally, the wide range of options available for the chip, such as output power range and frequency response, make it easily customizable for any application. Finally, its protection circuitry ensures the chip is safe from overdriving or overheating.

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