| LTC4257 | 1 | 1 | - | 13 | One Event | Yes (Internal 25k resistor) | C, I | SO-8, DFN-8 |
| LTC4257-1 | 1 | 1 | - | 13 | One Event | Yes (Internal 25k resistor) | C, I | SO-8, DFN-8 |
| LTC4267 | 1 | 1 | Flyback | 13 | One Event | Yes (Internal 25k resistor) | C, I | SSOP-16, DFN-16 |
| LTC4267-1 | 1 | 1 | Flyback | 13 | One Event | Yes (Internal 25k resistor) | C, I | SSOP-16 |
| LTC4267-3 | 1 | 1 | Flyback | 13 | One Event | Yes (Internal 25k resistor) | C, I | SSOP-16 |
| LTC4265 | 1 | 2 | - | 25.5 | One Event, Two Event | Yes (Internal 25k resistor) | C, I | DFN-12 |
| LTC4269-1 | 1 | 2 | Flyback | 25.5 | One Event, Two Event | Yes (Internal 25k resistor) | C, I | DFN-32 |
| LTC4269-2 | 1 | 2 | Forward | 25.5 | One Event, Two Event | Yes (Internal 25k resistor) | C, I | DFN-32 |
| LTC4278 | 1 | 2 | Flyback | 25.5 | One Event, Two Event | Yes (Internal 25k resistor) | C, I | DFN-32 |
| LT4275 | 1 | 1, 2, LTPoE++ | - | 90 | One Event, Two Event | Yes (Internal 25k resistor) | I, H | MS-10, DFN-10 |
| LT4276 | 1 | 1, 2, LTPoE++ | Flyback, Forward | 90 | One Event, Two Event | Yes (Internal 25k resistor) | I, H | QFN-28 |
