| Компонент | Описание | Производитель | |
| PS2521-2 | LARGE FORWARD INPUT TYPE HIGH ISOLATION VOLTAGE MULTI PHOTOCOUPLER SERIES |
California Eastern Labs |
|
| PS2521-2 | LARGE FORWARD INPUT TYPE HIGH ISOLATION VOLTAGE MULTI PHOTOCOUPLER SIRIES |
NEC |
|
| PS2521-2-A | LARGE FORWARD INPUT TYPE HIGH ISOLATION VOLTAGE MULTI PHOTOCOUPLER SERIES |
California Eastern Labs |
|
| TMS25212 | MicroSwitcher |
TRACO Electronic AG |
|
| TMS25212C | MicroSwitcher |
TRACO Electronic AG |
|
| TMS25212F | MicroSwitcher |
TRACO Electronic AG |