TOP253 Série
| Pièce fabricant# | Description | Fabricant | En stock | Fonctionnement |
| TOP253PN | IC OFFLINE SWITCH FLYBACK 8DIP | Power Integrations | 3430 |
|
| TOP253GN | IC OFFLINE SWITCH FLYBACK 8SMD | Power Integrations | 2330 |
|
| TOP253MN | IC OFFLINE SW FLYBACK 10CSDIP | Power Integrations | 4225 |
|
| TOP253PNAU | IC OFFLINE SWITCH FLYBACK 8DIP | Power Integrations | 9664 |
|