MAX98307ETE+T Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Class DG
Output Type:	1-Channel (Mono)
Max Output Power x Channels @ Load:	3.3W x 1 @ 8 Ohm
Voltage - Supply:	2.6 V ~ 5.25 V
Features:	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Supplier Device Package:	16-TQFN (3x3)
Package / Case:	16-WFQFN Exposed Pad
Base Part Number:	MAX98307

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MAX98307ETE+T Application Field and Working Principle

The MAX98307ETE+T is an integrated audio amplifier designed specifically to optimize the analog audio output of portable communication systems such as cell phones, PDAs, PS/2s, and laptops. The device provides a wide range of input and output performance variations, as well as a high-performance, low-cost and small size (1.9 mm x 3.7 mm x 6 mm) solution for portable communications applications.The MAX98307ETE+T utilizes a high-gain differential single-ended input (16.6 dB) with adjustable gain range and drive polarity. This innovative combination allows for different input impedance requirements, enabling audio signals to be input directly from the line-out of any audio source, or from the line-in of the communications system. The device also supports an adjustable-threshold mute function that can be used to prevent distortion when the input level is too high.The MAX98307ETE+T includes a unique low-noise switching system that provides smooth transitions between high and low audio levels and eliminates the need for audio cross-fading. The device also features thermal shutdown and over-current protection fine-tuning circuitry that ensure that the amplifier will never become overloaded and will automatically reset itself when the temperature reaches an unsafe level.In addition to its single-ended input, the MAX98307ETE+T also offers an integrated output stage that allows users to easily control the audio level. The output stage consists of two MOSFETs, which are connected in parallel to provide a low output impedance and improved low-frequency response. The output stage also includes an adjustable gain range of 8 dB and allows output power to be adjusted up to 90 mW into a 16 ohm load. Furthermore, the device\'s built-in gain control circuits allow users to accurately adjust the input level without affecting the output power level.Finally, the MAX98307ETE+T features an adjustable supply voltage range that can be adjusted to suit any application and two power supply bands for improved power efficiency. The device also supports a wide operating temperature range, from -40°C to 85°C, which makes the MAX98307ETE+T ideal for use in a wide array of portable communication systems.In conclusion, the MAX98307ETE+T is a highly integrated audio amplifier specifically designed for portable communication systems. Its unique features and capabilities make it a great choice for applications where audio quality is paramount. The device\'s adjustable gains, integrated output stage, and adjustable supply voltage range make it an ideal solution for a wide range of applications. Its compact size, low cost, and high-performance make it a great addition to any audio system.

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