Dual switching controller for power management applications. Features two channels with synchronous rectification, operating with a 4.5V to 36V input voltage range. Delivers up to 20A output current and 32.4V output voltage. Clock synchronization capability is included, with a maximum switching frequency of 424kHz. Packaged in a 28-pin TSSOP for surface mounting.
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Texas Instruments LM5642XMT technical specifications.
| Package/Case | TSSOP |
| Clock Sync | Yes |
| Frequency | 375kHz |
| Lead Free | Contains Lead |
| Max Duty Cycle | 98.9% |
| Max Input Voltage | 36V |
| Min Input Voltage | 4.5V |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 20A |
| Max Output Voltage | 32.4V |
| Min Output Voltage | 1.3V |
| Max Supply Voltage | 36V |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of Channels | 2 |
| Number of Output Phases | 2 |
| Number of Outputs | 2 |
| Output Configuration | Positive |
| Output Current | 20A |
| Output Voltage | 32.4V |
| Package Quantity | 48 |
| Packaging | Rail/Tube |
| Quiescent Current | 1.1mA |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | No |
| Synchronous Rectifier | Yes |
| Termination | SMD/SMT |
| RoHS | Not CompliantNo |
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