| FA3641 | PWM control IC with light load power saving function For Switching Power Supply Control | Datasheet*) |
| FA3641N | PWM control IC with light load power saving function For Switching Power Supply Control | Datasheet*) |
| FA3641P | PWM control IC with light load power saving function For Switching Power Supply Control | Datasheet*) |
| FA3647 | PWM control IC with light load power saving function For Switching Power Supply Control | Datasheet*) |
| FA3647N | PWM control IC with light load power saving function For Switching Power Supply Control | Datasheet*) |
| FA3647P | PWM control IC with light load power saving function For Switching Power Supply Control | Datasheet*) |