component
OPA4191IDR
Public Made by Adomby adom
Texas Instruments Operational Amplifier, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownOPA4191IDR
Texas Instruments · Operational Amplifier · SOIC-14
OPA4191IDR from Texas Instruments, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OUT A | output | Output for channel A with rail-to-rail swing from (V-) to (V+) and capable of driving 1 nF capacitive load. |
| 2 | -IN A | input | Inverting input for channel A, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 3 | +IN A | input | Noninverting input for channel A, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 4 | V+ | power_in | Positive power supply rail, operating range 4.5 V to 36 V single-supply or ±2.25 V to ±18 V dual-supply. |
| 5 | +IN B | input | Noninverting input for channel B, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 6 | -IN B | input | Inverting input for channel B, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 7 | OUT B | output | Output for channel B with rail-to-rail swing from (V-) to (V+) and capable of driving 1 nF capacitive load. |
| 8 | OUT C | output | Output for channel C with rail-to-rail swing from (V-) to (V+) and capable of driving 1 nF capacitive load. |
| 9 | -IN C | input | Inverting input for channel C, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 10 | +IN C | input | Noninverting input for channel C, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 11 | V- | power_in | Negative power supply rail, operating range 4.5 V to 36 V single-supply or ±2.25 V to ±18 V dual-supply. |
| 12 | +IN D | input | Noninverting input for channel D, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 13 | -IN D | input | Inverting input for channel D, common-mode input voltage range (V-) - 0.1 V to (V+) + 0.1 V. |
| 14 | OUT D | output | Output for channel D with rail-to-rail swing from (V-) to (V+) and capable of driving 1 nF capacitive load. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-14 |
| Category | Amplifiers/Comparators |
| Pins | 14 |
CAD (KiCad official)
- Symbol:
OPA4191IDR - Footprint:
Package_SO:SOIC-14_3.9x8.7mm_P1.27mm - 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files:
opa4191idr-etched.step/opa4191idr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);opa4191idr.step/opa4191idr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (65 pp, sha256
68ba017409991d5a, retrieved 2026-09-23, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).