| Si9110 |  | High voltage switchmode controllers | 10 | 120 | 9.5 | 13.5 | 4 | 1000 | PDIP-14 |
| SO-14 |
| Si9111 |  | PDIP-14 |
| SO-14 |
| Si9112 |  | High voltage switchmode controllers | 9 | 80 | 9.5 | 13.5 | 4 | 1000 | PDIP-14 |
| SO-14 |
| Si9113 |  | High voltage current mode PWM controller for ISDN power supplies | 23.5 | 200 | 10 | 14 | 1.3 | 500 | SO-14 |
| Si9114A |  | High-Frequency switchmode controller | 15 | 200 | 9.5 | 16.5 | 4 | 500 | PDIP-14 |
| SO-14 |
| Si9118 |  | Programmable Duty Cycle Controller, Telecom Distributed POWER | 10 | 200 | 10 | 16.5 | 4 | 500 | SO-16 |
| Si9119 |  |
| Si9120 |  | Universal Input Switchmode Controller | 15 | 450 | 9.5 | 13.5 | 4 | 1000 | PDIP-16 |
| SO-16 |
| Si9122 |  | 500-kHz Half-Bridge DC/DC Controller With Integrated Secondary Synchronous Rectification Drivers | 12 | 72 | 10 | 13.2 | 3.3 | 500 | MLP65-20 PPAK |
| TSSOP-20 |
| Si9122A |  | 500-kHz Half-Bridge DC/DC Controller With Integrated Secondary Synchronous Rectification Drivers | 28 | 75 | 10.5 | 13.2 | 3.3 | 500 | MLP65-20 PPAK |
| TSSOP-20 |
| Si9122E |  | 500-kHz Half-Bridge DC/DC Controller With Integrated Secondary Synchronous Rectification Drivers | 36 | 75 | 10.5 | 13.2 | 3.3 | 500 | MLP65-20 PPAK |
| TSSOP-20 |
| SiP11203 |  | Synchronous Rectifier Driver with Power Up/Down Control, Output OVP, Error Amplifier and Precision Reference | 5.5 | 13 | 5.5 | 13 | 1.225 | | MLP44-16 PPAK |
| SiP11204 |  |
| SiP11205 |  | Half Bridge Intermediate Bus Regulator Controller with Primary MOSFET Drivers | 36 | 75 | 10.5 | 13.2 | 3.3 | 1000 | MLP44-16 PPAK |
| TSSOP-16 PPAK |
| SiP11206 |  | Half Bridge Intermediate Bus Regulator Controller with Primary MOSFET Drivers | 36 | 75 | 10.5 | 13.2 | 3.3 | 1000 | MLP44-16 PPAK |
| TSSOP-16 PPAK |
| SiP2800 |  | Low Power Current Mode Controller | 6 | 12 | 12 | 15 | 5 | | SO-8 |
| TSSOP-8 |
| SiP2801 |  | SO-8 |
| TSSOP-8 |
| SiP2802 |  | SO-8 |
| TSSOP-8 |
| SiP2803 |  | 5 | 4 | SO-8 |
| TSSOP-8 |
| SiP2804 |  | 5 | SO-8 |
| 6 | TSSOP-8 |
| SiP2805 |  | 5 | 4 | SO-8 |
| TSSOP-8 |
| Series | Description | Vin Min (V) | Vin Max (V) | Vcc Min | Vcc Max | V REF V (V) | Switching Frequency | Package |