Hysteretic PFET Buck Controller, a single-channel DC/DC controller, operates with a 1MHz switching frequency and a 100% maximum duty cycle. It supports input voltages from 3.5V to 45V and provides adjustable output voltages from 1.239V up to 35V, capable of delivering up to 4A. This surface-mount component features an enable pin and is housed in an 8-VSSOP package, suitable for operation across a temperature range of -40°C to 125°C.
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Texas Instruments LM3489MM technical specifications.
| Package/Case | MSOP |
| Clock Sync | No |
| Duty Cycle | 100% |
| Frequency | 1MHz |
| Lead Free | Contains Lead |
| Max Duty Cycle | 100% |
| Max Frequency | 1MHz |
| Max Input Voltage | 45V |
| Min Input Voltage | 3.5V |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Output Voltage | 35V |
| Min Output Voltage | 1.239V |
| Max Supply Voltage | 35V |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of Channels | 1 |
| Number of Output Phases | 1 |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Output Current | 4A |
| Output Voltage | 35V |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Quiescent Current | 280uA |
| Reach SVHC Compliant | No |
| RoHS Compliant | No |
| Synchronous Rectifier | No |
| Termination | SMD/SMT |
| RoHS | Not Compliant |
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