The ULN2003 series are high‑voltage, high‑current Darlington driver ICs with seven NPN Darlington pairs. They include integral clamp diodes for switching inductive loads and are offered in DIP‑16 (AP) and SOL‑16 (AFW) packages.
The document provides maximum ratings, recommended operating conditions, electrical characteristics, test circuits, handling precautions, and package outline drawings for the ULN2003AP/AFW and ULN2004AP/AFW variants.
| Output current (single output) | 500 mA MAX |
|---|---|
| Output sustaining voltage | 50 V MIN |
| Input voltage range | -0.5 V to 30 V |
| Clamp diode reverse voltage | 50 V |
| Clamp diode forward current | 500 mA |
| Power dissipation (AP) | 0.54 W |
| Operating temperature range | -40 °C to 85 °C |
| Storage temperature range | -55 °C to 150 °C |
| Package type (AP) | DIP‑16 |
| Package type (AFW) | SOL‑16 |
| Weight (DIP‑16) | 1.11 g (typ.) |
Each output can source up to 500 mA.
The device is specified for operation from –40 °C to 85 °C.
The clamp diodes can withstand up to 50 V reverse voltage.