| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 3.5V ~ 65V |
| Frequency - Switching | 100kHz ~ 2.2MHz |
| Duty Cycle (Max) | 100% |
| Synchronous Rectifier | Yes |
| Clock Sync | Yes |
| Control Features | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 40-VFQFN Exposed Pad |
| Supplier Device Package | 40-VQFN (6x6) |
| Packaging | Reel |
| Standard Pack Qty | 2500 |
| Category | Switching Controllers |
| RoHS | RoHS Compliant |
| Lifecycle | |
| Lead Time | 63 Days (from factory) |
| Country / Standard | Code |
|---|---|
| CNHTS | 8542399000 |
| USHTS | 8542310030 |
| ECCN | EAR99 |
Texas Instruments's LM5143RHAR is a widely used switching controllers in electronic designs. Notable characteristics of this part include a output type of Transistor Driver, a function of Step-Down, a output configuration of Positive, a topology of Buck, a number of outputs of 2 and a output phases of 2. This part has a typical lead time of 63 Days from factory. Order LM5143RHAR from Simplytronix for authenticated stock and same-day order processing.