OPA2991IDR
IC OPAMP GP 2 CIRCUIT 8SOIC
Linear Amplifiers Instrumentation Op Amps Buffer Amps
8-SOIC (0.154", 3.90mm Width)
Active
$1.89 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | OPA2991IDR |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Amplifier Type | General Purpose |
| Number of Circuits | 2 |
| Gain Bandwidth Product | 4.5 MHz |
| Slew Rate | 21V/µs |
| Voltage - Input Offset | 125 µV |
| Current - Input Bias | 10 pA |
| Current - Supply | 560µA (x2 Channels) |
| Current - Output / Channel | 75 mA |
| Voltage - Supply | 2.7 V ~ 40 V |
| Supplier Device Package | 8-SOIC |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
OPA2991IDR by Texas Instruments is a 2-channel general-purpose operational amplifier, found in sensor signal conditioning, active filters, voltage followers, comparator circuits, and audio preamplifiers across virtually every electronics segment. The 8-SOIC (0.154", 3.90mm Width) package with surface mount mounting is suitable for automated assembly. Operating temperature range is -40°C ~ 125°C (TA). Pin-compatible alternatives include ST and TI variants — domestic drop-ins from 3PEAK and SGMICRO offer competitive pricing.
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All Technical Specifications
| Slew Rate | 21V/µs |
| Output Type | Rail-to-Rail |
| Amplifier Type | General Purpose |
| Current - Supply | 560µA (x2 Channels) |
| Number of Circuits | 2 |
| Current - Input Bias | 10 pA |
| Gain Bandwidth Product | 4.5 MHz |
| Voltage - Input Offset | 125 µV |
| Current - Output / Channel | 75 mA |
| Voltage - Supply Span (Max) | 40 V |
| Voltage - Supply Span (Min) | 2.7 V |
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