Nisshinbo Micro Devices Inc. R1272S012A-E2-FE
MPNR1272S012A-E2-FE
Active
34V INPUT PWM/VFM STEP-DOWN DCDC
$2.87Ref. price · indicative, final on quote
Packaging18-LFSOP (0.173", 4.40mm Width) Exposed Pad
SeriesR1272S
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Series | R1272S |
| Output type | Transistor Driver |
| Mounting | Surface Mount |
| Voltage - supply (Vcc (Vdd)) | 4V ~ 34V |
| Frequency | 250kHz ~ 1MHz |
| I/O channels | 1 |
| Output phases | 1 |
| Operating temperature | -40°C ~ 105°C (TA) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Function | Step-Down |
| Topology | Buck |
| Clock sync | Yes |
| Case | 18-LFSOP (0.173\", 4.40mm Width) Exposed Pad |
| Control features | Current Limit, Enable, Power Good, Soft Start |
| Output configuration | Positive |
| Synchronous rectifier | Yes |