component
OPA141AIDR
Public Made by Adomby adom
Texas Instruments FET Input Amplifiers, SOIC-8. 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
markdownOPA141AIDR
Texas Instruments · FET Input Amplifiers · SOIC-8
OPA141AIDR from Texas Instruments, in a SOIC-8. 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 | NC | unconnected | No internal connection. |
| 2 | V+ | power_in | Positive supply voltage, rated from ±2.25V to ±18V in dual-supply mode or 4.5V to 36V in single-supply mode. |
| 3 | Out | output | Amplifier output with output voltage range of (V−)+0.35V to (V+)−0.35V for 2kΩ load. |
| 4 | NC | unconnected | No internal connection. |
| 5 | NC | unconnected | No internal connection. |
| 6 | -In | input | Inverting input with common-mode input range from (V−)−0.1V to (V+)−3.5V and maximum input bias current of ±20pA. |
| 7 | +In | input | Non-inverting input with common-mode input range from (V−)−0.1V to (V+)−3.5V and maximum input bias current of ±20pA. |
| 8 | V- | power_in | Negative supply voltage or ground, rated from ±2.25V to ±18V in dual-supply mode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
OPA141AIDR - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
opa141aidr-etched.step/opa141aidr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);opa141aidr.step/opa141aidr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (36 pp, sha256
f156772694d1e6c2, retrieved 2026-09-23, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- 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).