# TPS61120PWR

**Texas Instruments** · Power Management - Specialized · TSSOP-16

TPS61120PWR from Texas Instruments, in a TSSOP-16. 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 | SWP | input | DC-DC rectifying switch input, with an absolute maximum rating of -0.3 V to 10 V. |
| 2 | SWN | input | DC-DC switch input, with an absolute maximum rating of -0.3 V to 10 V. |
| 3 | PGND | power_in | Power ground for the DC-DC converter. |
| 4 | VBAT | power_in | Supply pin, with a recommended supply voltage range of 1.8 V to 5.5 V. |
| 5 | LBI | input | Low-battery comparator input, enabled with EN; absolute maximum rating is -0.3 V to 7 V. |
| 6 | SKIPEN | input | Enables or disables power save mode (1: VBAT enabled, 0: GND disabled); absolute maximum rating is -0.3 V to 7 V. |
| 7 | EN | input | DC-DC enable input (1: VBAT enabled, 0: GND disabled); absolute maximum rating is -0.3 V to 7 V. |
| 8 | LDOEN | input | LDO enable input (1: LDOIN enabled, 0: GND disabled); absolute maximum rating is -0.3 V to 7 V. |
| 9 | LDOIN | power_in | LDO input, with an absolute maximum rating of -0.3 V to 7 V. |
| 10 | LDOOUT | power_out | LDO output, with an absolute maximum rating of -0.3 V to 7 V. |
| 11 | LDOSENSE | input | LDO feedback for voltage adjustment; must be connected to LDOOUT for fixed-output versions. |
| 12 | GND | power_in | Control/logic ground. |
| 13 | LBO | output | Low-battery comparator output, open drain; absolute maximum rating is -0.3 V to 7 V. |
| 14 | PGOOD | output | DC-DC output power good (1: good, 0: failure), open drain; absolute maximum rating is -0.3 V to 7 V. |
| 15 | FB | input | DC-DC voltage feedback for adjustable versions, with an absolute maximum rating of -0.3 V to 3.6 V. |
| 16 | VOUT | power_out | DC-DC converter output; absolute maximum rating is -0.3 V to 7 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TSSOP-16 |
| Category | Power Management (PMIC) |
| Pins | 16 |

## CAD (KiCad official)

- Symbol: `TPS61120PWR`
- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`
- 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files: `tps61120pwr-etched.step` / `tps61120pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps61120pwr.step` / `tps61120pwr.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/tps61120.pdf) (39 pp, sha256 `2df50dfc4699049c`, retrieved 2026-10-11, tier: manufacturer)
- **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/tps61120pwr-datasheet.pdf)