SY88149HLMG

Series:	--
Packaging:	Tube
Part Status:	Discontinued at Digi-Key
Type:	Limiting Postamplifier
Applications:	Optical Networks
Mounting Type:	Surface Mount
Package / Case:	16-VFQFN Exposed Pad, 16-MLF®
Supplier Device Package:	16-MLF® (3x3)
Base Part Number:	SY88149

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Linear amplifiers Linear amplifiers are used extensively in application areas such as communications, audio feedback, and low-power RF circuits. By amplifying signals up to nearly the limits of their power supply, linear amplifiers provide excellent signal-to-noise ratios, high dynamic range and low distortion. The SY88149HLMG is an example of a special purpose linear amplifier product that is specifically designed for low-power RF applications.SY88149HLMGThe SY88149HLMG is a stereo (BTL) CMOS integrated circuit developed by the manufacturer Semtech. It is a low-power RF amplifier specifically designed for use in consumer-grade consumer electronics such as speakers, CD players, and DVD players. The SY88149HLMG is a high-efficiency, low-noise amplifier that offers up to 15 dB of gain with excellent linearity. It also operates on a single voltage supply as low as 1.8 V, making it suitable for a variety of consumer applications.Application field of SY88149HLMGThe SY88149HLMG amplifier is suitable for a wide range of consumer applications due to its low-power consumption, low voltage supply, and high efficiency. It is especially well-suited for use in audio speakers, CD and DVD players, and other consumer-grade consumer electronics. It can also be used in other applications that require a small footprint amplifier with excellent distortion performance.Working principle of SY88149HLMGThe SY88149HLMG utilizes a complementary-symmetry Class AB output stage to deliver high-quality sound in a low-power, low-voltage package. In this type of amplifier, the output devices are driven with complementary signals, which allows the output devices to switch between positive and negative current. This allows the output stage to rapidly switch between positive and negative voltage levels while still maintaining excellent linearity and low distortion. The SY88149HLMG also employs a negative feedback circuit to further improve linearity, reduce distortion, and reduce the operating temperature. Conclusion The SY88149HLMG is an excellent example of a special purpose linear amplifier product. With its low-power consumption, low-voltage supply and high linearity, it is well-suited for a variety of consumer applications, such as speakers, CD players, and DVD players. The unique complementary-symmetry Class AB output stage, and the negative feedback circuit, make it an excellent choice for any application that requires a small power amplifier with excellent linearity and low distortion.

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