For Reference Only
| Part Number | LM5143RHAR |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) › DC DC Switching Controllers |
| Description | 3.5-V TO 65-V LOW-IQ, DUAL OUTPU |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM5143RHAR PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 08 - Dec 12 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | LM5143RHAR |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | DC DC Switching Controllers |
| Manufacturer: | Texas Instruments |
| Product Status: | Active |
| 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 |
| Serial Interfaces: | - |
| 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) |
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| In Stock | 35804 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $2.64800 | $2.648 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.
