3A, 12V fixed output step-up regulator with a 3.5V to 40V input voltage range. This surface mount DC/DC controller operates at 52kHz with 80% efficiency and features a low component count design. Suitable for a wide temperature range of -40°C to 125°C, it is available in a TO-263 package. The regulator supports boost, flyback, and forward converter topologies.
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Texas Instruments LM2577S-12/NOPB technical specifications.
| Package/Case | TO-263 |
| Efficiency | 80% |
| Frequency | 52kHz |
| Lead Free | Contains Lead |
| Max Input Voltage | 40V |
| Min Input Voltage | 3.5V |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 3A |
| Max Output Voltage | 12V |
| Min Output Voltage | 12V |
| Max Supply Voltage | 40V |
| Min Supply Voltage | 3.5V |
| Mount | Surface Mount |
| Number of Outputs | 1 |
| Output Current | 3A |
| Output Type | Fixed |
| Output Voltage | 12V |
| Package Quantity | 45 |
| Packaging | Rail/Tube |
| Quiescent Current | 10mA |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | SIMPLE SWITCHER® |
| Synchronous Rectifier | No |
| Termination | SMD/SMT |
| Topology | Boost, Flyback, Forward Converter |
| RoHS | Compliant |
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