| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-17022-1-ND | 590 | $1.15 | Buy |
| Mouser Electronics | 595-ULN2004AIDR | 5242 | $0.69 | Buy |
| Win Source | ULN2004AIDR | 77506 | Buy | |
| Perceptive | ULN2004AIDR | 48300 | Buy | |
| Ameya360 | ULN2004AIDR | 7500 | $0.29 | Buy |
| Arrow Asia | ULN2004AIDR | 2500 | $0.30 | Buy |
| Quarktwin Electronic Components | ULN2004AIDR | 6378 | $0.55 | Buy |
| Verical Marketplace | ULN2004AIDR | 414 | $0.32 | Buy |
| Newark | ULN2004AIDR | $0.27 | Buy | |
| AVNET Europe | ULN2004AIDR | 2500 | * $0.37 | Buy |
| AVNET Express | ULN2004AIDR | 1944 | $0.24 | Buy |
| Texas Instruments | ULN2004AIDR | 15421 | $0.44 | Buy |
| Arrow North American Components | ULN2004AIDR | 0 | $0.54 | Buy |
Trans Darlington NPN 50V 0.5A 16-Pin SOIC T/R