Datasheets
OPA691IDR by: Texas Instruments

Wideband Current Feedback Operational Amplifier with Disable 8-SOIC -40 to 85

Part Details for OPA691IDR by Texas Instruments

Results Overview of OPA691IDR by Texas Instruments

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Applications Education and Research Internet of Things (IoT) Computing and Data Storage Aerospace and Defense Healthcare Telecommunications Automotive

OPA691IDR Information

OPA691IDR 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 OPA691IDR

Part # Distributor Description Stock Price Buy
DISTI # 2156-OPA691IDR-ND
DigiKey IC OPAMP CFA 1 CIRCUIT 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Bulk MARKETPLACE PRODUCT 35715
In Stock
  • 115 $2.6300
$2.6300 Buy Now
DISTI # 296-OPA691IDRCT-ND
DigiKey IC OPAMP CFA 1 CIRCUIT 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 983
In Stock
  • 1 $4.7500
  • 10 $3.6100
  • 25 $3.3256
  • 100 $3.0130
  • 250 $2.8641
  • 500 $2.7743
  • 1,000 $2.7004
  • 2,500 $2.6224
$2.6224 / $4.7500 Buy Now
DISTI # 595-OPA691IDR
Mouser Electronics High Speed Operational Amplifiers Wideband V Feedb A 595-OPA691ID RoHS: Compliant 1855
  • 1 $4.7500
  • 10 $3.6100
  • 25 $3.3300
  • 100 $3.0200
  • 250 $2.8700
  • 500 $2.7800
  • 1,000 $2.7100
  • 2,500 $2.6000
$2.6000 / $4.7500 Buy Now
DISTI # 86019764
Verical Op Amp Single High Speed Amplifier ±6V/12V 8-Pin SOIC T/R RoHS: Compliant Min Qty: 125 Package Multiple: 1 Date Code: 1001 Americas - 35715
  • 125 $3.0000
  • 500 $2.8500
  • 1,000 $2.6875
  • 10,000 $2.5250
$2.5250 / $3.0000 Buy Now
Rochester Electronics OPA691 Wideband Current Feedback Operational Amplifier with Disable RoHS: Compliant Status: Active Min Qty: 1 35715
  • 25 $2.5300
  • 100 $2.4000
  • 500 $2.2800
  • 1,000 $2.1500
  • 10,000 $2.0200
$2.0200 / $2.5300 Buy Now
DISTI # OPA691IDR
TME IC: operational amplifier, 280MHz, Ch: 1, SO8, ±2.5÷6VDC,±5÷12VDC Min Qty: 1 0
  • 1 $3.9700
  • 5 $3.5700
  • 25 $3.1600
  • 100 $2.8400
  • 500 $2.6500
  • 2,500 $2.5500
$2.5500 / $3.9700 RFQ
Win Source Electronics IC OPAMP CFA 2GHZ 8SOIC 1390
  • 21 $2.8154
  • 50 $2.3100
  • 78 $2.2379
  • 107 $2.1656
  • 138 $2.0935
  • 185 $1.8769
$1.8769 / $2.8154 Buy Now

Part Details for OPA691IDR

OPA691IDR CAD Models

OPA691IDR Part Data Attributes

OPA691IDR Texas Instruments
Buy Now Datasheet
Compare Parts:
OPA691IDR Texas Instruments Wideband Current Feedback Operational Amplifier with Disable 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
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 CURRENT-FEEDBACK
Average Bias Current-Max (IIB) 35 µA
Bias Current-Max (IIB) @25C 35 µA
Common-mode Reject Ratio-Min 52 dB
Common-mode Reject Ratio-Nom 56 dB
Frequency Compensation YES
Input Offset Voltage-Max 2500 µV
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Low-Bias NO
Low-Offset NO
Micropower NO
Moisture Sensitivity Level 2
Neg Supply Voltage Limit-Max -6.5 V
Neg Supply Voltage-Nom (Vsup) -5 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 TR
Peak Reflow Temperature (Cel) 260
Power NO
Programmable Power NO
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Slew Rate-Min 550 V/us
Slew Rate-Nom 2100 V/us
Supply Current-Max 5.3 mA
Supply Voltage Limit-Max 6.5 V
Supply Voltage-Nom (Vsup) 5 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) 30
Unity Gain BW-Nom 280000
Wideband YES
Width 3.9 mm

Alternate Parts for OPA691IDR

This table gives cross-reference parts and alternative options found for OPA691IDR. 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 OPA691IDR, 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
OPA691ID Texas Instruments $2.5738 Wideband Current Feedback Operational Amplifier with Disable 8-SOIC -40 to 85 OPA691IDR vs OPA691ID
OPA691IDG4 Texas Instruments Check for Price Wideband Current Feedback Operational Amplifier with Disable 8-SOIC -40 to 85 OPA691IDR vs OPA691IDG4
OPA691IDRG4 Texas Instruments Check for Price Wideband Current Feedback Operational Amplifier with Disable 8-SOIC -40 to 85 OPA691IDR vs OPA691IDRG4
AD9617JR-REEL Analog Devices Inc Check for Price IC OP-AMP, 2200 uV OFFSET-MAX, PDSO8, PLASTIC, SOIC-8, Operational Amplifier OPA691IDR vs AD9617JR-REEL

OPA691IDR Related Parts

OPA691IDR Frequently Asked Questions (FAQ)

  • Texas Instruments recommends a layout that minimizes parasitic inductance and capacitance, keeps the input and output traces short and separate, and uses a solid ground plane to reduce noise and electromagnetic interference (EMI). A 4-layer PCB with a dedicated ground plane is recommended.

  • To ensure stability, it's essential to follow the recommended compensation network and component values, and to minimize parasitic capacitance and inductance in the circuit. Additionally, consider using a series resistor at the output to reduce the capacitive load and improve stability.

  • The maximum power dissipation of OPA691IDR is dependent on the ambient temperature and the thermal resistance of the package. The maximum power dissipation can be calculated using the formula: Pd = (TJ - TA) / θJA, where Pd is the power dissipation, TJ is the junction temperature, TA is the ambient temperature, and θJA is the thermal resistance. The recommended maximum power dissipation is 1.4W.

  • OPA691IDR is specified to operate from -40°C to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's essential to consider the device's thermal limitations and ensure that the junction temperature remains within the recommended range to maintain reliability and performance.

  • To protect OPA691IDR from ESD, follow proper handling and storage procedures, such as using anti-static wrist straps, mats, and bags. Ensure that the device is properly grounded during assembly and testing, and consider using ESD protection devices, such as TVS diodes or ESD arrays, in the circuit.

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