| PSR/SSR (Primary/Secondary Side Regulation) | |||||
| Model | Operating Model |
Package | Recommend Wattage |
BJT/MOS | Built-In BJT/MOS |
| CT5502S | PSR/DCM | SOP-7 | 5W | BJT | 800V/2A |
| CT5202S8 (Natkhat 1) |
PSR/QR | SOP-8 | 5W | BJT | 850V/2A |
| CT5503S | PSR/DCM | SOP-7 | 10W | BJT | 800V/3A |
| CT5504S | PSR/DCM | SOP-7 | 12W | BJT | 850V/3.5A |
| CT5604D | PSR/CCM/QR | DIP-7 | 15W | MOS | 650V/2.5Ω |
| CT5605D | PSR/CCM/QR | DIP-7 | 18W | MOS | 650V/1.8Ω |
| CT5600 | PSR/CCM/QR | SOT-23 | 30W | External MOS | - |
| CT5601 | SSR/DCM/CCM | SOT-23 | 60W | External MOS | - |
| Programmable AC Brownout and Line OVP | |||||
| Model | Operating Model | Package | Recommend Wattage | BJT | Built-In MOS/Rds(on) |
| CT5512S | PSR/DCM | SOP-7 | 5W | BJT | 800V/2A |
| CT5513S | PSR/DCM | SOP-7 | 10W | BJT | 800V/3A |
| CT5514S | PSR/DCM | SOP-7 | 12W | BJT | 850V/4A |
| CT5515D | PSR/DCM | DIP-7 | 15W | BJT | 800V/8A |
| Synchronous Rectifier | |||||
| Model | Operating Model | Package | Recommend Wattage | MOS | Built-In MOS/Rds(on) |
| CT5702A | DCM/QR | SOP-8 | 12W | MOS | 40V/13mΩ |
| CT5712A | DCM/QR | SOP-8 | 12W | MOS | 40V/13mΩ |
| CT5702B | DCM/QR | SOP-8 | 10W | MOS | 40V/19mΩ |
| CT5712B | DCM/QR | SOP-8 | 10W | MOS | 40V/19mΩ |
| CT5704A | DCM/QR | SOP-8 | 15W | MOS | 40V/5.5mΩ |