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TPA6139A2PWR
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Texas Instruments Audio Amplifiers, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+50@@ -0,0 +1,50 @@+# TPA6139A2PWR++**Texas Instruments** · Audio Amplifiers · TSSOP-14++TPA6139A2PWR 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 | -IN_L | input | Negative input for left channel; single-ended input. |+| 2 | OUT_L | output | Left channel output; ±8-kV HBM ESD protected, capable of 25 mW into 32 Ω. |+| 3 | GND | power_in | Ground; signal and power reference. |+| 4 | MUTE | input | Active-low mute control; VIL = 38-43% PVDD, VIH = 57-66% PVDD. |+| 5 | VSS | power_out | Charge pump negative supply output. |+| 6 | CN | bidirectional | Charge pump flying capacitor negative connection. |+| 7 | NC | unconnected | No internal connection. |+| 8 | NC | unconnected | No internal connection. |+| 9 | CP | bidirectional | Charge pump flying capacitor positive connection. |+| 10 | VDD | power_in | Supply voltage; 3.0-3.6 V DC recommended operating range. |+| 11 | GND | power_in | Ground; signal and power reference. |+| 12 | GAIN | input | Gain programming pin; connect resistor to ground for 13 selectable gain values. |+| 13 | OUT_R | output | Right channel output; ±8-kV HBM ESD protected, capable of 25 mW into 32 Ω. |+| 14 | -IN_R | input | Negative input for right channel; single-ended input. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `TPA6139A2PWR`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)+- 3D model files: `tpa6139a2pwr-etched.step` / `tpa6139a2pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tpa6139a2pwr.step` / `tpa6139a2pwr.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/tpa6139a2.pdf) (32 pp, sha256 `b3ee7dbc3012a8b8`, retrieved 2026-10-05, 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/tpa6139a2pwr-datasheet.pdf)
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