# TLV9042IDDFR

**Texas Instruments** · Operational Amplifier · TSOT-23-8

TLV9042IDDFR from Texas Instruments, in a TSOT-23-8. 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 | Channel 1 output with ±40 mA short-circuit current capability at 5.5V. |
| 2 | IN1- | input | Channel 1 inverting input accepting common-mode voltage from V- to V+. |
| 3 | IN1+ | input | Channel 1 non-inverting input accepting common-mode voltage from V- to V+. |
| 4 | V- | power_in | Negative power supply rail or ground for single-supply operation, rated 1.2V to 5.5V relative to V+. |
| 5 | IN2+ | input | Channel 2 non-inverting input accepting common-mode voltage from V- to V+. |
| 6 | IN2- | input | Channel 2 inverting input accepting common-mode voltage from V- to V+. |
| 7 | OUT2 | output | Channel 2 output with ±40 mA short-circuit current capability at 5.5V. |
| 8 | V+ | power_in | Positive power supply rail with operating voltage range 1.2V to 5.5V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSOT-23-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `TLV9042IDDFR`
- Footprint: `Package_TO_SOT_SMD:TSOT-23-8`
- 3D model: TSOT-23-8 (KiCad packages3D, STEP)
- 3D model files: `tlv9042iddfr-etched.step` / `tlv9042iddfr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tlv9042iddfr.step` / `tlv9042iddfr.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/tlv9044) (81 pp, sha256 `6abdcc66c127ffea`, retrieved 2026-10-07, 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/tlv9042iddfr-datasheet.pdf)