| PartNumber | FSL3276ALRN | FSL306LRLX | FSL306LRN |
| Description | AC/DC Converters Green Mode Fairchild Power Switch | Switching Controllers FPS for Buck switch | AC/DC Converters FPS for consumer |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | AC/DC Converters | Switching Controllers | AC/DC Converters |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | Through Hole |
| Package / Case | DIP-7 | LSOP-7 | DIP-7 |
| Output Voltage | 35 V | - | 85 V to 265 V |
| Output Power | 2.4 W | 7 W | 7 W |
| Input / Supply Voltage Min | 7.2 V | - | 7.7 V |
| Input / Supply Voltage Max | 8.8 V | - | 26 V |
| Topology | Buck, Buck-Boost, Flyback | Buck | Boost, Buck, Flyback |
| Switching Frequency | 50 kHz | 50 kHz | 50 kHz |
| Duty Cycle Max | 77 % | - | - |
| Operating Supply Current | 250 uA | 250 uA | 800 uA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Output Current | 12 uA | - | 450 mA |
| Series | FSL3276ALR | FSL306LR | FSL306LR |
| Packaging | Tube | Reel | Tube |
| Isolation | Non-Isolated | Non-Isolated | Non-Isolated |
| Number of Outputs | 2 Output | 1 Output | 1 Output |
| Type | High Voltage | Green Mode Buck Switch | PWM Controller |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Product Type | AC/DC Converters | Switching Controllers | AC/DC Converters |
| Factory Pack Quantity | 3000 | 1000 | 3000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.017679 oz | 0.027397 oz | 0.017679 oz |
| Input Voltage | - | 230 V | - |
| Description/Function | - | High performance offline buck, buck-boost and non-isolated flyback SMPS | - |
| Output Type | - | Adjustable | - |
| Product | - | Buck Switch | - |
| Shutdown | - | Shutdown | - |
| Fall Time | - | 26.1 ns | - |
| Moisture Sensitive | - | Yes | - |
| Operating Supply Voltage | - | 10 V | - |
| Rise Time | - | 7.6 ns | - |