Voltage Mode Synchronous Buck Controller, featuring temperature-compensated DCR current sensing. Operates from a 3V to 20V input voltage range with a maximum output voltage of 19V and a maximum output current of 25A. Offers a maximum duty cycle of 93% and a quiescent current of 3.5mA. This non-isolated, surface mount component is housed in a 4mm x 4mm x 800um WQFN package, suitable for operation between -40°C and 125°C. Clock synchronization is supported.
MountingSurface Mount
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Technical Specifications
Texas Instruments LM27403SQE/NOPB technical specifications.
General
| Clock Sync | Yes |
| Height | 800um |
| Isolation | Non-Isolated |
| Lead Free | Lead Free |
| Length | 4mm |
| Max Duty Cycle | 93% |
| Max Input Voltage | 20V |
| Min Input Voltage | 3V |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 20V |
| Min Supply Voltage | 3V |
| Mount | Surface Mount |
| Number of Output Phases | 1 |
| Number of Outputs | 1 |
| Operating Supply Current | 3.5mA |
| Output Configuration | Positive |
| Output Current | 25A |
| Output Voltage | 19V |
| Package Quantity | 250 |
| Packaging | Tape and Reel |
| Quiescent Current | 3.5mA |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Synchronous Rectifier | Yes |
| Thickness | 750um |
| Width | 4mm |
Compliance
| RoHS | Compliant |
Datasheet
Texas Instruments LM27403SQE/NOPB Datasheet
Download the complete datasheet for Texas Instruments LM27403SQE/NOPB to view detailed technical specifications.
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