# OPA4820IPWT

**Texas Instruments** · Operational Amplifier · TSSOP-14

OPA4820IPWT from Texas Instruments, in a TSSOP-14. 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 | Output A | output | Output of amplifier channel A, rated for ±85 mA typical output current at VO = 0. |
| 2 | -Input A | input | Inverting input of amplifier channel A, with a differential input voltage limit of ±1.2 V. |
| 3 | +Input A | input | Noninverting input of amplifier channel A, with input common-mode range of ±4.0 V typical at ±5 V supply. |
| 4 | +V | power_in | Positive power supply pin, specified for ±2 V to ±6.3 V dual supply or +4 V to +12.6 V single supply. |
| 5 | +Input B | input | Noninverting input of amplifier channel B, with input common-mode range of ±4.0 V typical at ±5 V supply. |
| 6 | -Input B | input | Inverting input of amplifier channel B, with a differential input voltage limit of ±1.2 V. |
| 7 | Output B | output | Output of amplifier channel B, rated for ±85 mA typical output current at VO = 0. |
| 8 | Output C | output | Output of amplifier channel C, rated for ±85 mA typical output current at VO = 0. |
| 9 | -Input C | input | Inverting input of amplifier channel C, with a differential input voltage limit of ±1.2 V. |
| 10 | +Input C | input | Noninverting input of amplifier channel C, with input common-mode range of ±4.0 V typical at ±5 V supply. |
| 11 | -V | power_in | Negative power supply pin, specified for ±2 V to ±6.3 V dual supply (absolute maximum supply ±6.5 V). |
| 12 | +Input D | input | Noninverting input of amplifier channel D, with input common-mode range of ±4.0 V typical at ±5 V supply. |
| 13 | -Input D | input | Inverting input of amplifier channel D, with a differential input voltage limit of ±1.2 V. |
| 14 | Output D | output | Output of amplifier channel D, rated for ±85 mA typical output current at VO = 0. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-14 |
| Category | Amplifiers/Comparators |
| Pins | 14 |

## CAD (KiCad official)

- Symbol: `OPA4820IPWT`
- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`
- 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files: `opa4820ipwt-etched.step` / `opa4820ipwt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa4820ipwt.step` / `opa4820ipwt.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/opa4820) (38 pp, sha256 `d1ece38dc65e50f6`, retrieved 2026-10-08, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/opa4820ipwt-datasheet.pdf)