MAX4475ATT+T

Voltage - Input Offset:	70µV
Base Part Number:	MAX4475
Supplier Device Package:	6-TDFN-EP (3x3)
Package / Case:	6-WDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	2.7 V ~ 5.5 V, ±1.35 V ~ 2.75 V
Current - Output / Channel:	48mA
Current - Supply:	2.5mA
Series:	--
Current - Input Bias:	1pA
Gain Bandwidth Product:	10MHz
Slew Rate:	3 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	1
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Instrumentation, OP Amps, Buffer Amps, MAX4475ATT+T Application Field and Working Principle

MAX4475ATT+T is a low-power, single-supply, rail-to-rail power amplifier. It is a member of the MAX4475 family of low-power, single-supply, amplifier circuits designed to operate from a single supply of +1.8 V to +5.5 V and deliver specified output performance with a supply current of only 600 μA. The MAX4475ATT+T is attractive for many applications such as PDAs, cell phones, portable computers, and battery-operated equipment. Its low supply current not only extends available battery life, but also reduces noise due to lesser amplifier current noise. The high output current drive and rail-to-rail output make it suitable for driving AC loads and low-impedance sources.MAX4475ATT+T is a photodiode-coupled, low-power, low-offset amplifier suitable for instrumentation applications such as bridge sensors, strain gauge amplifiers, and other similar analog signal-conditioning applications. Its rail-to-rail output and good gain accuracy over the entire temperature range make it ideal for use in harsh environments. The amplifier features an unusually low input offset voltage of 2 µV maximum and an extremely low quiescent supply current of 0.6mA. The output can swing rail-to-rail over a temperature range of -40 ºC to +85 ºC while guaranteeing 10 mA source/sink capability.The MAX4475ATT+T outputs direct current (DC) higher than the available supply voltage, making it suitable for driving low-impedance loads, such as relays, lamps, and displays. One of the key features of MAX4475ATT+T is its low offset voltage, which eliminates the need for external DC-balance calibration and is beneficial for low-voltage applications.In addition to being a low-power amplifier, MAX4475ATT+T integrates many important specifications in one package. It offers excellent gain accuracy over temperature and offers high common-mode input voltages, allowing the use of shunt resistors or precision op amp circuits in the feedback loop. The low quiescent supply current, low distortion, and low voltage noise make MAX4475ATT+T ideal for audio applications, where favorable thermal resistance and low harmonic distortion levels are of primary importance.In summary, MAX4475ATT+T can be classified as Linear Amplifiers-Instrumentation, OP Amps, Buffer Amps. It features a low-power operation with a single-supply and rail-to-rail output. It has high output current drive and low input offset voltage. It also offers excellent gain accuracy over temperature and is an ideal choice for instrumentation applications such as bridge sensors and strain gauge amplifiers, as well as low voltage and audio applications.

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