PF156657 Serie
| Fr. Teil# | Beschreibung | Hersteller | Auf Lager | Operation |
| VIPER53SPTR-E | IC OFFLINE SW FLBACK 10POWERSO | 9502 |
|
|
| VIPER53DIP-E | IC OFFLINE SWITCH FLYBACK 8DIP | 8224 |
|
|
| VIPER53SP-E | IC OFFLINE SW FLBACK 10POWERSO | 6532 |
|