TOP254 Série
| Pièce fabricant# | Description | Fabricant | En stock | Fonctionnement |
| TOP254PN | IC OFFLINE SWITCH FLYBACK 8DIP | Power Integrations | 3254 |
|
| TOP254EN | IC OFFLINE SWITCH FLYBACK 7ESIP | Power Integrations | 7560 |
|
| TOP254MN | IC OFFLINE SW FLYBACK 10CSDIP | Power Integrations | 4446 |
|
| TOP254GN | IC OFFLINE SWITCH FLYBACK 8SMD | Power Integrations | 2040 |
|