| Newark | 07B6358 | 1 | | 1 | |
| Newark | 41K4575 | 1 | | 1 | |
 4 Star Electronics | LM2940CT12NOPB | 1 | | 1 | |
 TME | LM2940CT-12/NOPB | 1 | 590 | 1 | 1 @ $1.75, 3 @ $1.56, 10 @ $1.42, 45 @ $1.19, 135 @ $1.03 |
 jotrin.com | JT24-LM2940CT-12/NOPB | 1 | | 1 | |
 Digi-Key | 3695162 | 1 | 11501 | 1 | 1 @ $2.70, 10 @ $2.42, 25 @ $2.29, 100 @ $1.95, 250 @ $1.83, 500 @ $1.60, 1000 @ $1.33, 2500 @ $1.23, 5000 @ $1.19 |
| Little Diode | LM2940CT-12 | 1 | 9 | 1 | 1 @ $5.35 |
| RS Delivers | 533-5626P | 1 | 1050 | 1 | 1 @ $2.23, 10 @ $2.09, 15 @ $2.01, 20 @ $1.85, 25 @ $1.76 |
| Digi-Key | 13520296 | 1 | | 1 | 1 @ $1.96, 10 @ $1.76, 25 @ $1.66, 100 @ $1.42, 250 @ $1.33, 500 @ $1.16, 1000 @ $1.10 |
 IBS Electronics | LM2940CT-12/NOPB | 1 | | 1 | 1 @ $0.00 |
 Verical | LM2940CT-12 | 7 | 34 | 1 | 7 @ $2.54, 100 @ $2.19, 1000 @ $2.19, 10000 @ $2.19 |
| Mouser | 926-LM2940CT-12/NOPB | 1 | | 1 | 1 @ $1.65, 10 @ $1.49, 100 @ $1.17, 1000 @ $0.80, 10000 @ $0.78 |
 swatee.com | LM2940CT-12/NOPB | 1 | 1766 | 1 | 1 @ $2.65 |
| Hotenda | H2809455 | 1 | | 1 | |
| Hotenda | H2800370 | 1 | | 1 | 1 @ $1.55, 10 @ $1.39, 100 @ $1.08, 500 @ $0.89 |
 Radwell | LM2940CT-12 | 1 | 9 | 1 | 1 @ $1.96 |
| Win Source | LM2940CT-12/NOPB | 1 | 15200 | 1 | |
| Win Source | LM2940CT-12 | 1 | 2127 | 1 | |
 Radwell | LM2940CT12NOPB | 1 | | 1 | 1 @ $2.44 |