The RES31A-Q1 is a matched pair of resistive dividers, implemented in thin-film SiCr with Texas Instruments’ modern, high-performance, analog CMOS process. The device has a nominal input resistance of 100kΩ, supporting higher divider voltages than the RES11A-Q1 but with a lower current draw than the RES21A-Q1, and is available in several nominal ratios to meet a wide array of system needs. Use the RES31A-Q1 in an inverse gain configuration by simply rotating the device placement by 180°. This feature supports layout reuse and increases flexibility for applications such as discrete instrumentation or difference amplifier implementations.
The RES31A-Q1 series features high ratio-matching precision, with the measured ratio of each divider within 0.05% (±500ppm) of the nominal. This precision is maintained over the temperature range.
The RES31A-Q1 is specified with a temperature range from –40°C to +125°C. The device is offered in an 8‑pin, SOT‑23-THIN package, with a body size of 2.9mm × 1.6mm (body size is a nominal value and does not include pins).
| Top documentation | Type | Title | Format options | Date |
|---|---|---|---|---|
| * | Data sheet | RES31A-Q1 Automotive, Matched, Thin-Film Resistor Dividers With 100kΩ Inputs datasheet | PDF | HTML | 18 Mar 2026 |
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The SMALL-AMP-DIP-EVM speeds up small-package operational-amplifier prototyping by providing a fast and easy way to interface with many industry-standard small-size packages. SMALL-AMP-DIP-EVM supports eight small package options including DPW-5 (X2SON), DSG-8 (WSON), DCN-8 (SOT), DDF-8 (...)
| Package | Pins | CAD symbols, footprints & 3D models |
|---|---|---|
| SOT-23-THN (DDF) | 8 | Ultra Librarian |
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