| Series | R1272S |
| Package | Tape & Reel (TR) |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 34V |
| Frequency - Switching | 250kHz ~ 1MHz |
| Duty Cycle (Max) | - |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Serial Interfaces | - |
| Control Features | Enable |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad |
| Supplier Device Package | 18-HSOP |
