Texas Instruments LM5143RHAR
MPNLM5143RHAR
End of Life
3.5-V TO 65-V LOW-IQ, DUAL OUTPU
$4.78860Price · pay online now
Packaging40-VFQFN Exposed Pad
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Output type | Transistor Driver |
| Mounting | Surface Mount |
| Voltage - supply (Vcc (Vdd)) | 3.5V ~ 65V |
| Frequency - switching | 100kHz ~ 2.2MHz |
| I/O channels | 2 |
| Output phases | 2 |
| Duty cycle | 100% |
| Operating temperature | -40°C ~ 150°C (TJ) |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Function | Step-Down |
| Topology | Buck |
| Clock sync | Yes |
| Case | 40-VFQFN Exposed Pad |
| Control features | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start |
| Output configuration | Positive |
| Synchronous rectifier | Yes |