REF191ES
IC VREF SERIES 0.1% 8SOICManufacturer: Analog Devices Inc.
Categories: Voltage Reference
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The Analog Devices Inc. REF191ES is a high-precision series voltage reference IC offering a fixed 2.048V output with a tight ±0.1% tolerance. This component is designed for applications requiring exceptional stability and accuracy, featuring a low quiescent current of 45µA and a robust output drive capability of 30 mA. The temperature coefficient is specified at 5ppm/°C, ensuring reliable performance across its operating temperature range of -40°C to 85°C. With a low noise profile of 20µVp-p from 0.1Hz to 10Hz, the REF191ES is suitable for demanding instrumentation, data acquisition systems, and precision power supplies. The device is supplied in an 8-SOIC package for surface mounting, with a package width of 3.90mm. Its wide input voltage range of 3V to 15V further enhances its application flexibility.
Additional Information
Series: REF19RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Tolerance | ±0.1% |
| Packaging | Tube |
| Package / Case | 8-SOIC (0.154"", 3.90mm Width) |
| Temperature Coefficient | 5ppm/°C |
| Output Type | Fixed |
| Mounting Type | Surface Mount |
| Voltage - Input | 3V ~ 15V |
| Reference Type | Series |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Current - Supply | 45µA |
| Supplier Device Package | 8-SOIC |
| Voltage - Output (Min/Fixed) | 2.048V |
| Noise - 0.1Hz to 10Hz | 20µVp-p |
| Noise - 10Hz to 10kHz | - |
| Current - Output | 30 mA |
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