# RC4558PWR

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

RC4558PWR 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 | 1OUT | output | Output of the first operational amplifier with maximum output current of ±125mA. |
| 2 | 1IN- | input | Inverting input of the first operational amplifier with maximum input voltage of ±15V. |
| 3 | 1IN+ | input | Noninverting input of the first operational amplifier with maximum input voltage of ±15V. |
| 4 | VCC- | power_in | Negative supply voltage with recommended operating range of -5V to -15V. |
| 5 | 2IN+ | input | Noninverting input of the second operational amplifier with maximum input voltage of ±15V. |
| 6 | 2IN- | input | Inverting input of the second operational amplifier with maximum input voltage of ±15V. |
| 7 | 2OUT | output | Output of the second operational amplifier with maximum output current of ±125mA. |
| 8 | VCC+ | power_in | Positive supply voltage with recommended operating range of 5V to 15V. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `RC4558PWR`
- Footprint: `Package_SO:TSSOP-8_3x3mm_P0.65mm`
- 3D model: TSSOP-8 (KiCad packages3D, STEP)
- 3D model files: `rc4558pwr-etched.step` / `rc4558pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `rc4558pwr.step` / `rc4558pwr.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/lit/ds/symlink/rc4558.pdf) (37 pp, sha256 `38b4ff0d2d1b2940`, retrieved 2026-10-03, tier: manufacturer)
- **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/rc4558pwr-datasheet.pdf)