# LM2904QPWRG4Q1

**Texas Instruments** · Operational Amplifier · TSSOP-8

LM2904QPWRG4Q1 from Texas Instruments, in a TSSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OUT1 | output | Output of first operational amplifier. |
| 2 | IN1- | input | Inverting input of first operational amplifier. |
| 3 | IN1+ | input | Non-inverting input of first operational amplifier, common-mode voltage range V- to (V+)-2V. |
| 4 | V- | power_in | Negative power supply rail or ground reference in single-supply configuration. |
| 5 | IN2+ | input | Non-inverting input of second operational amplifier, common-mode voltage range V- to (V+)-2V. |
| 6 | IN2- | input | Inverting input of second operational amplifier. |
| 7 | OUT2 | output | Output of second operational amplifier. |
| 8 | V+ | power_in | Positive power supply rail, operating range 3V to 26V above V-. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `LM2904QPWRG4Q1`
- Footprint: `Package_SO:TSSOP-8_3x3mm_P0.65mm`
- 3D model: TSSOP-8 (KiCad packages3D, STEP)
- 3D model files: `lm2904qpwrg4q1-etched.step` / `lm2904qpwrg4q1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2904qpwrg4q1.step` / `lm2904qpwrg4q1.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/lm2904-q1) (44 pp, sha256 `58d8285f590f5a5e`, retrieved 2026-10-03, 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 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (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).

[Datasheet PDF](docs/lm2904qpwrg4q1-datasheet.pdf)