ULN2003AN

@@ -0,0 +1,60 @@+# ULN2003AN++**XBLW** · Darlington Transistor Arrays · DIP-16++ULN2003AN from XBLW, in a DIP-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 | 1B | input | Input 1 - base of Darlington pair 1, TTL/CMOS compatible logic input (VI up to 30 V absolute max, VIN(ON) typ 2.5 V). |+| 2 | 2B | input | Input 2 - base of Darlington pair 2, TTL/CMOS compatible logic input. |+| 3 | 3B | input | Input 3 - base of Darlington pair 3, TTL/CMOS compatible logic input. |+| 4 | 4B | input | Input 4 - base of Darlington pair 4, TTL/CMOS compatible logic input. |+| 5 | 5B | input | Input 5 - base of Darlington pair 5, TTL/CMOS compatible logic input. |+| 6 | 6B | input | Input 6 - base of Darlington pair 6, TTL/CMOS compatible logic input. |+| 7 | 7B | input | Input 7 - base of Darlington pair 7, TTL/CMOS compatible logic input. |+| 8 | E | power_in | Ground - common emitter return for all seven Darlington pairs. Connect to system ground. |+| 9 | COM | power_in | Common cathode of the seven internal free-wheeling clamp diodes. Tie to the positive supply of the inductive load (e.g. relay/motor coil supply, up to 60 V) so the diodes can absorb flyback energy. |+| 10 | 7C | output | Output 7 - open-collector Darlington output, sinks up to 500 mA continuous (600 mA peak), VCE up to 60 V. |+| 11 | 6C | output | Output 6 - open-collector Darlington output, sinks up to 500 mA continuous, VCE up to 60 V. |+| 12 | 5C | output | Output 5 - open-collector Darlington output, sinks up to 500 mA continuous, VCE up to 60 V. |+| 13 | 4C | output | Output 4 - open-collector Darlington output, sinks up to 500 mA continuous, VCE up to 60 V. |+| 14 | 3C | output | Output 3 - open-collector Darlington output, sinks up to 500 mA continuous, VCE up to 60 V. |+| 15 | 2C | output | Output 2 - open-collector Darlington output, sinks up to 500 mA continuous, VCE up to 60 V. |+| 16 | 1C | output | Output 1 - open-collector Darlington output, sinks up to 500 mA continuous, VCE up to 60 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | XBLW |+| Package | DIP-16 |+| Category | Transistors/Thyristors |+| Pins | 16 |++## Ordering variants++Same part, different packaging or reel option.++- `ULN2003ANALN`+- `ULN2003AN`+- `ULN2003ANALDTR`+- `ULN2003ANADTR`++## CAD (KiCad official)++- Symbol: `ULN2003AN`+- Footprint: `Package_DIP:DIP-16_W7.62mm`+- 3D model: DIP-16 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [XBLW datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8563440617087647744) (11 pp, sha256 `4664a1830f57e6c2`, 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/uln2003an-datasheet.pdf)

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