| RS2122A | High Efficient PSR PWM Power Switch Standby Power Low Consumption (Applications up to 5W@230VAC) | Flyback and Current Mode | Varible(Max.100) | 1 | 0.8μA | OVP/OLP/OCP/UVLO | 7 | SOP | RS2122A_s.pdf |
| RS2138 | PSR PWM Power Switch (Applications up to 12W@230VAC) | Flyback and Current Mode | 60 | 5 | 2.5mA | OVP/OLP/OCP/UVLO | 8 | DIP | RS2138_s.pdf |
| RS2138A | PSR PWM Power Switch ((Applications up to 12W@230VAC) | Flyback and Current Mode | Varible(Max.60) | 5 | 0.8μA | OVP/OLP/OCP/UVLO | 8 | DIP | RS2138A_s.pdf |
| RS2139 | PSR PWM Power Switch (Applications up to 18W@230VAC) | Flyback and Current Mode | 60 | 5 | 2.5mA | OVP/OLP/OCP/UVLO | 8 | DIP | RS2139_s.pdf |
| RS2253A | SSR PWM Power Switch (Applications up to 6W@230VAC) | Flyback and Current Mode | 65 | 3 | 1.3mA | OVP/OLP/OCP/UVLO | 8 | SOP | |
| RS2254 | SSR PWM Power Switch (Applications up to 12W@230VAC) | Flyback and Current Mode | 65 | 3 | 1.3mA | OVP/OLP/OCP/UVLO | 8 | DIP | RS2254_s.pdf |
| RS2259 | SSR PWM Power Switch (Applications up to 20W@230VAC) | Flyback and Current Mode | 50 | 3 | 2.0mA | OVP/OLP/OCP/UVLO | 8 | DIP | RS2259_s.pdf |
| RS2658 | High Efficient PSR PWM Power Switch Standby Power Low Consumption (<30mW) (Applications up to 12W@230VAC) | Flyback and Current Mode | Varible(Max.90) | 5 | 0.8mA | OVP/OLP/OCP/UVLO | 7 | DIP | |
| RS3302 | High Efficient Non-isolation Off-Line Switcher | Buck | 31 | 1 | 0.9mA | OVP/OLP/OCP/UVLO | 7 | SOP, DIP | |
| RS3303 | High Efficient Non-isolation Off-Line Switcher | Buck | 80 | 1 | 0.9mA | OVP/OLP/OCP/UVLO | 7 | SOP, DIP | |