ULN2003G-S16-R

@@ -0,0 +1,57 @@+# ULN2003G-S16-R++**UTC Unisonic Tech** · Darlington Transistor Arrays · SOP-16++ULN2003G-S16-R from UTC Unisonic Tech, in a SOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | I1 | input | Input to Darlington channel 1. TTL/CMOS compatible; drives output O1 low when high. |+| 2 | I2 | input | Input to Darlington channel 2. TTL/CMOS compatible; drives output O2 low when high. |+| 3 | I3 | input | Input to Darlington channel 3. TTL/CMOS compatible; drives output O3 low when high. |+| 4 | I4 | input | Input to Darlington channel 4. TTL/CMOS compatible; drives output O4 low when high. |+| 5 | I5 | input | Input to Darlington channel 5. TTL/CMOS compatible; drives output O5 low when high. |+| 6 | I6 | input | Input to Darlington channel 6. TTL/CMOS compatible; drives output O6 low when high. |+| 7 | I7 | input | Input to Darlington channel 7. TTL/CMOS compatible; drives output O7 low when high. |+| 8 | GND | power_in | Device ground / emitter return for all Darlington pairs. |+| 9 | COM | power_in | Common cathode of the internal freewheel (clamp) diodes. Tie to the load supply (up to 50 V) when switching inductive loads. |+| 10 | O7 | output | Open-collector Darlington output channel 7. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |+| 11 | O6 | output | Open-collector Darlington output channel 6. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |+| 12 | O5 | output | Open-collector Darlington output channel 5. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |+| 13 | O4 | output | Open-collector Darlington output channel 4. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |+| 14 | O3 | output | Open-collector Darlington output channel 3. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |+| 15 | O2 | output | Open-collector Darlington output channel 2. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |+| 16 | O1 | output | Open-collector Darlington output channel 1. Sinks up to 500 mA to GND; V(OUT) up to 50 V off-state. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | UTC Unisonic Tech |+| Package | SOP-16 |+| Category | Transistors/Thyristors |+| Pins | 16 |++## Ordering variants++Same part, different packaging or reel option.++- `ULN2003G-S16-R`++## CAD (KiCad official)++- Symbol: `ULN2003G-S16-R`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOP-16 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [UTC Unisonic Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586175753608712192) (10 pp, sha256 `3ba3da1088980721`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/uln2003g-s16-r-datasheet.pdf)

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