| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-UCC28740QDRQ1CT-ND | 3986 | $1.58 | Buy |
| DigiKey | 296-41059-1-ND | 19208 | $1.11 | Buy |
| Mouser Electronics | 595-UCC28740D | 474 | $1.29 | Buy |
| Mouser Electronics | 595-UCC28740DR | 7858 | $1.86 | Buy |
| Arrow North American Components | UCC28740D | 0 | $0.56 | Buy |
| Arrow Asia | UCC28740DR | 17500 | $0.49 | Buy |
| Texas Instruments | UCC28740D | 44239 | $1.01 | Buy |
| Verical Marketplace | UCC28740D | 75 | $1.30 | Buy |
| Arrow Asia | UCC28740D | 975 | $0.55 | Buy |
| AVNET Express | UCC28740D | 275 | $0.42 | Buy |
| Verical Marketplace | UCC28740DR | 856 | $0.52 | Buy |
| Arrow North American Components | UCC28740DR | 0 | $1.19 | Buy |
| AVNET Europe | UCC28740D | 600 | * $0.84 | Buy |
| Utmel | UCC28740DR | 10364 | $1.46 | Buy |
| Jak Electronics | UCC28740DR | 2500 | $10.78 | Buy |
| AVNET Express | UCC28740DR | $0.48 | Buy | |
| AVNET Europe | UCC28740DR | * $0.73 | Buy | |
| Win Source | UCC28740DR | 42796 | $3.32 | Buy |
| Utsource | UCC28740DR | 10000 | $0.73 | Buy |
| element14 APAC | UCC28740D | 2 | * $1.84 | Buy |
| Farnell | UCC28740D | 177 | * $1.76 | Buy |
| Newark | UCC28740D | 801 | $1.71 | Buy |
| Ameya360 | UCC28740DR | 5000 | Buy | |
| Texas Instruments | UCC28740DR | 14280 | $0.93 | Buy |
UCC28740 Constant-Voltage, Constant-Current Flyback Controller Using Opto-Coupler Feedback