OPA4191IRUMT
IC CMOS 4 CIRCUIT 16WQFN
Linear Amplifiers Instrumentation Op Amps Buffer Amps
16-WQFN Exposed Pad
Active
$6.71 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | OPA4191IRUMT |
| Package / Case | 16-WQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Amplifier Type | CMOS |
| Number of Circuits | 4 |
| Gain Bandwidth Product | 2.5 MHz |
| Slew Rate | 7.5V/µs |
| Voltage - Input Offset | 5 µV |
| Current - Input Bias | 5 pA |
| Current - Supply | 140µA (x4 Channels) |
| Current - Output / Channel | 65 mA |
| Voltage - Supply | 4.5 V ~ 36 V |
| Supplier Device Package | 16-WQFN (4x4) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
OPA4191IRUMT by Texas Instruments is a 4-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 16-WQFN Exposed Pad package with surface mount mounting is suitable for automated assembly. Operating temperature range is -40°C ~ 125°C. 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 | 7.5V/µs |
| Output Type | Rail-to-Rail |
| Amplifier Type | CMOS |
| Current - Supply | 140µA (x4 Channels) |
| Number of Circuits | 4 |
| Current - Input Bias | 5 pA |
| Gain Bandwidth Product | 2.5 MHz |
| Voltage - Input Offset | 5 µV |
| Current - Output / Channel | 65 mA |
| Voltage - Supply Span (Max) | 36 V |
| Voltage - Supply Span (Min) | 4.5 V |
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