The LM3509SD/NOPB is a dual I²C dimming driver IC with a nominal supply current of 440uA and a quiescent current of 900uA. It operates over a temperature range of -40°C to 85°C and is available in a HVSON-20 package. The device is RoHS compliant and features a boost topology with an output voltage of 21V and an output current per channel of 30mA.
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Texas Instruments LM3509SD/NOPB technical specifications.
| Dimming | I²C |
| Features | I²C |
| Frequency | 1.27MHz |
| Height | 0.8mm |
| Lead Free | Lead Free |
| Length | 3mm |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Nominal Supply Current | 440uA |
| Number of Channels | 2 |
| Number of Outputs | 2 |
| Number of Segments | 10 |
| Output Current per Channel | 30mA |
| Output Voltage | 21V |
| Packaging | Tape and Reel |
| Quiescent Current | 900uA |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Topology | Boost |
| Width | 3mm |
| RoHS | Compliant |
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