SY88953LMI

Series:	--
Packaging:	Bulk
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:	SY88953

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SY88953LMI is a leading linear amplifier with special purpose application in the field of sound reproduction, power amplification, and linear control systems. It is a type of power amplifier that utilizes a linear feedback control loop to amplify an input signal into a power output. This power amplifier can be used in either single ended or push-pull audio systems and is capable of delivering high power with very low distortion.The SY88953LMI is ideal for applications that require low to medium power output and excellent linearity. The amplifier is capable of providing up to 25-watts of power and is capable of operating in either Class A or Class B operation. It is also very efficient in terms of power consumption; it takes only about 5 watts to provide an output of up to 25 watts.The amplifier utilizes a two-stage linear feedback control loop that is designed to reduce distortion and improve efficiency. The two stages are referred to as the Input Control Stage (ICS) and the Output Control Stage (OCS). The ICS is used to set the gain of the amplifier, while the OCS is used to correct for non-linearities in the output stage and achieve the desired level of distortion.The ICS consists of two differential input stages and an error amplifier that are used to process the input signal. The output voltage of the amplifiers is then fed back to the ICS and compared to the reference voltage. If an error is detected, the ICS will adjust the gain level in order to eliminate the error.The OCS is also composed of two different stages. The first stage of the OCS is referred to as the Output Correction Stage (OCS). This stage is used to adjust the overall distortion of the output. The second stage is referred to as the Output Voltage Control Stage (OVCS). The OVCS is used to adjust the voltage of the output in order to achieve the desired level of distortion.The SY88953LMI uses a patented design to achieve low distortion levels. This design involves a combination of biasing and limiting to carry out the linear feedback control loop. Biasing takes place in both the ICS and the OCS stages. The level of biasing can be adjusted in order to achieve the desired level of linearity and distortion. Limiting is used in the OCS stage in order to ensure that the distortion remains within acceptable levels.The SY88953LMI also offers high performance in terms of gain and power. It has a gain of up to 28dB at frequencies up to 100kHz. It is also capable of providing up to 25-watts of power and is rated for ClassAB operation. The amplifier is also very efficient in terms of power consumption; it takes only about 5 watts to provide an output of up to 25 watts.The SY88953LMI is an ideal amplifier for applications that require low to medium power output and excellent linearity. Its patented design ensures low distortion levels, high performance, and excellent efficiency. It is also a very cost effective solution for applications where high power is required.

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