OPA356AID

Current - Input Bias:	3pA
Base Part Number:	OPA356
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	2.5 V ~ 5.5 V, ±1.25 V ~ 2.75 V
Current - Output / Channel:	100mA
Current - Supply:	8.3mA
Voltage - Input Offset:	2mV
Series:	--
-3db Bandwidth:	450MHz
Gain Bandwidth Product:	200MHz
Slew Rate:	360 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	1
Amplifier Type:	Voltage Feedback
Part Status:	Active
Packaging:	Tube

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OPA356AID Application Field and Working Principle

The OPA356AID is a linear instrumentation amplifier from Texas Instruments. It is a low power, wide bandwidth operational amplifier created with precision circuitry that enables it to offer superior DC accuracy and low noise performance. This Texas Instruments part is a higher performing version of the industry standard OPA356A. The OPA356AID operational amplifier is most often used in industrial and medical applications. These include data acquisition systems, test and measurements, and patient monitoring systems. This part ensures superior accuracy, precision and wide bandwidths across a variety of different applications. The OPA356AID consists of two input stages with a differential amplifier. This is called a “pole-zero cancellation” or “pole-zero attenuation”. Pole-zero cancellation occurs when signals in the frequency range from DC to the pole-zero cancellation frequency are reduced by the amount of attenuation. This provides more precision and accuracy at lower frequencies and more noise immunity at higher frequencies.The OPA356AID op amp also incorporates an input and output stage that is optimized for DC accuracy and common-mode rejection (CMR). It also utilizes a low input capacitance and high current output driver that help reduce noise induced by the output stage. This part also uses a band-gap reference to help reduce drift. The OPA356AID uses stabilized supply circuits which helps the part maintain its precision over temperature and supply variations. The OPA356AID offers a slew rate of 4 V/µs, a supply current of 400 µA, and supply voltage of +- 2.7 V to +- 18 V. It also has an input offset voltage of +-4000 microvolts, an input bias current of +- 6 nA, and an input voltage range of +- 18 V. The OPA356AID is ideal for high circuit accuracy and low noise performance. Its reduced low frequency poles and zero cancellation allow for improved DC accuracy and wider bandwidth. The part also offers precision stabilized supply circuitry and a band gap reference for improved supply and temperature stability. The OPA356AID is available in a variety of packages and can operate over the temperature range from -40°C to +125°C. Overall, the OPA356AID is a versatile and robust operational amplifier that offers superior DC accuracy and low noise performance. It is well suited for industrial and medical applications such as data acquisition systems and patient monitoring systems. Due to its improved low frequency poles and zero cancellation, this part can provide greater accuracy at low frequencies and better noise immunity at high frequencies. It is a higher performing version of the industry standard OPA356A. Therefore, the OPA356AID is an ideal part for many different applications.

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