| PartNumber | SC4539ULTRT | SC4538ULTRT | SC4530WLTRT |
| Description | LED Lighting Drivers BOOST CONVERTER UP TO 25V VOUT | LED Lighting Drivers BOOST CONVERTER UP TO 10 LED&A | Switching Voltage Regulators LOW IQ BUCK REG |
| Manufacturer | Semtech | Semtech | Semtech |
| Product Category | LED Lighting Drivers | LED Lighting Drivers | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Number of Channels | 1 Channel | 1 Channel | - |
| Output Current | 30 mA | 30 mA | 300 mA |
| Input Voltage | 2.8 V to 5.5 V | 2.8 V to 5.5 V | 3 V to 30 V |
| Operating Frequency | 800 kHz | 800 kHz | - |
| Supply Current Max | 1.8 mA | 1.8 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | MLPD-UT-8 | MLPD-8 | MLPD-W-8 |
| Series | SC453 | SC453 | SC453 |
| Packaging | Reel | Reel | Reel |
| Output Type | Constant Current | Constant Current | - |
| Product | LED Drivers | LED Drivers | - |
| Type | High Efficiency Boost Converter | High Efficiency Boost Converter | Step Down Switching Regulator |
| Brand | Semtech | Semtech | Semtech |
| Topology | Boost | Boost | Buck |
| Development Kit | SC4539EVB | SC4538EVB | SC4530EVB |
| Product Type | LED Lighting Drivers | LED Lighting Drivers | Switching Voltage Regulators |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | Driver ICs | Driver ICs | PMIC - Power Management ICs |
| Unit Weight | - | 0.000212 oz | - |
| Output Voltage | - | - | Adjustable |
| Number of Outputs | - | - | 1 Output |
| Input Voltage MAX | - | - | 30 V |
| Input Voltage MIN | - | - | 3 V |
| Switching Frequency | - | - | - |
| Operating Temperature Range | - | - | - 40 C to + 125 C |
| Shutdown | - | - | No Shutdown |
| Operating Supply Current | - | - | 34 uA |
| Supply Voltage Min | - | - | 3 V |