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Amplifier Circuits / Operational Amplifiers / OPA227UA
Datasheets
OPA227UA by:

High Precision, Low Noise Operational Amplifiers 8-SOIC -40 to 85

Part Details for OPA227UA by Texas Instruments

Results Overview of OPA227UA by Texas Instruments

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OPA227UA Information

OPA227UA by Texas Instruments is an Operational Amplifier.
Operational Amplifiers are under the broader part category of Amplifier Circuits.

Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.

Price & Stock for OPA227UA

Part # Distributor Description Stock Price Buy
Bristol Electronics   148
RFQ
Bristol Electronics   70
RFQ
Bristol Electronics   Min Qty: 2 8
  • 2 $2.8000
$2.8000 Buy Now
DISTI # OPA227UA
TME IC: operational amplifier, 8MHz, Ch: 1, SO8, ±2.5÷18VDC,5÷36VDC Min Qty: 1 29
  • 1 $4.0000
  • 3 $3.8000
  • 10 $3.4200
  • 25 $3.0000
  • 75 $2.6800
$2.6800 / $4.0000 Buy Now
Win Source Electronics IC OPAMP GP 8MHZ 8SOIC 42000
  • 60 $0.8950
  • 120 $0.8373
  • 190 $0.8084
  • 270 $0.7507
  • 350 $0.7218
  • 435 $0.6930
$0.6930 / $0.8950 Buy Now

Part Details for OPA227UA

OPA227UA CAD Models

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OPA227UA Part Data Attributes

Parametric Data
OPA227UA Texas Instruments
Buy Now Datasheet
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OPA227UA Texas Instruments High Precision, Low Noise Operational Amplifiers 8-SOIC -40 to 85
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description GREEN, PLASTIC, MS-012AA, SOIC-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.33.00.01
Samacsys Manufacturer Texas Instruments
Amplifier Type OPERATIONAL AMPLIFIER
Architecture VOLTAGE-FEEDBACK
Average Bias Current-Max (IIB) 0.01 µA
Bias Current-Max (IIB) @25C 0.01 µA
Common-mode Reject Ratio-Min 120 dB
Common-mode Reject Ratio-Nom 138 dB
Frequency Compensation YES
Input Offset Current-Max (IIO) 0.01 µA
Input Offset Voltage-Max 75 µV
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Low-Bias NO
Low-Offset YES
Micropower NO
Moisture Sensitivity Level 3
Neg Supply Voltage Limit-Max -18 V
Neg Supply Voltage-Nom (Vsup) -15 V
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Power NO
Programmable Power NO
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Slew Rate-Nom 2.3 V/us
Supply Current-Max 3.8 mA
Supply Voltage Limit-Max 18 V
Supply Voltage-Nom (Vsup) 15 V
Surface Mount YES
Technology BIPOLAR
Temperature Grade INDUSTRIAL
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Unity Gain BW-Nom 8000
Voltage Gain-Min 3981000
Wideband NO
Width 3.9 mm

Alternate Parts for OPA227UA

This table gives cross-reference parts and alternative options found for OPA227UA. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of OPA227UA, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
OPA227UAG4 Texas Instruments Check for Price High Precision, Low Noise Operational Amplifiers 8-SOIC -40 to 85 OPA227UA vs OPA227UAG4
OPA227UA/2K5 Texas Instruments $2.7424 High Precision, Low Noise Operational Amplifiers 8-SOIC -40 to 85 OPA227UA vs OPA227UA/2K5
OPA227UA/2K5G4 Texas Instruments Check for Price High Precision, Low Noise Operational Amplifiers 8-SOIC -40 to 85 OPA227UA vs OPA227UA/2K5G4

OPA227UA Related Parts

OPA227UA Frequently Asked Questions (FAQ)

  • The maximum power dissipation of the OPA227UA is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.

  • To ensure stability in a unity-gain configuration, it's recommended to add a 10nF to 22nF capacitor in parallel with a 1kΩ to 2kΩ resistor between the output and the inverting input. This helps to reduce the phase margin and prevent oscillations.

  • To minimize noise and EMI, it's recommended to keep the input and output traces as short as possible, use a ground plane, and keep the power supply traces away from the signal traces. Additionally, use a decoupling capacitor (e.g., 10uF) between the power supply pins and ground.

  • While the OPA227UA can be used as a comparator, it's not the most suitable op-amp for this application. The OPA227UA is designed for high-precision, low-noise applications, and its output stage is not optimized for high-speed switching. For comparator applications, a dedicated comparator IC like the LM339 or LM2901 is recommended.

  • To protect the OPA227UA from electrostatic discharge (ESD), it's recommended to use ESD protection devices such as TVS diodes or ESD protection arrays on the input and output pins. Additionally, follow proper handling and storage procedures to prevent ESD damage.

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