| PartNumber | SC4541SKTRT | SC4540ULTRT | SC4541ULTRT |
| Description | LED Lighting Drivers SINGLE WIRE BACKLIGHT DRIVER | LED Lighting Drivers BOOST CONVERTER UP TO 10 LED&A | LED Lighting Drivers SINGLE WIRE BACKLIGHT DRIVER |
| Manufacturer | Semtech | Semtech | Semtech |
| Product Category | LED Lighting Drivers | LED Lighting Drivers | LED Lighting Drivers |
| RoHS | Y | Y | Y |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Output Current | 200 mA | 30 mA | 100 mA, 200 mA |
| Input Voltage | 2.9 V to 22 V | 4.5 V to 12 V | 2.9 V to 22 V |
| Operating Frequency | 2 MHz | 800 kHz | 2 MHz |
| Supply Current Max | 3 mA | 1.9 mA | 3 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-6 | MLPD-8 | MLPD-UT-6 |
| Series | SC454 | SC454 | SC454 |
| Packaging | Reel | Reel | Reel |
| Output Type | Constant Current | Constant Current | Constant Current |
| Product | LED Drivers | LED Drivers | LED Drivers |
| Type | High Frequency LED Driver | High Efficiency Boost Converter | High Frequency LED Driver |
| Brand | Semtech | Semtech | Semtech |
| Topology | Boost, Buck | Boost | Boost, Buck |
| Development Kit | SC4541EVB-1 | SC4540EVB | SC4541EVB-2 |
| Product Type | LED Lighting Drivers | LED Lighting Drivers | LED Lighting Drivers |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | Driver ICs | Driver ICs | Driver ICs |
| Unit Weight | 0.001270 oz | 0.000212 oz | - |