High-efficiency, 0.5A constant current buck regulator for LED driving. Features adjustable output voltage up to 40V and a wide input voltage range of 6V to 42V. Operates at a switching frequency of 1MHz with 92% efficiency. Supports PWM dimming and serial/parallel interfaces. Packaged in an 8-VSSOP (MSOP) surface mount configuration, suitable for operation from -40°C to 125°C.
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Texas Instruments LM3402MM technical specifications.
| Package/Case | MSOP |
| Dimming | PWM |
| Efficiency | 92% |
| Frequency | 1MHz |
| Interface | Serial, Parallel |
| Lead Free | Contains Lead |
| Max Input Voltage | 42V |
| Min Input Voltage | 6V |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 500mA |
| Max Supply Voltage | 42V |
| Min Supply Voltage | 6V |
| Mount | Surface Mount |
| Number of Outputs | 1 |
| Operating Frequency | 10 kHz to 1000 kHz |
| Output Current | 500mA |
| Output Current per Channel | 500mA |
| Output Type | Adjustable |
| Output Voltage | 40V |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Quiescent Current | 600uA |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | No |
| Termination | SMD/SMT |
| Width | 3mm |
| RoHS | Not CompliantNo |
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