| PartNumber | UCC3809D-1 | UCC3809D-2 | UCC3809D-1G4 |
| Description | Switching Controllers Economy Primary Side Controller | Switching Controllers Economy Primary Side Controller | Switching Controllers Economy Primary Side Controller |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Switching Controllers | Switching Controllers | Switching Controllers |
| RoHS | Y | Y | Y |
| Topology | Boost, Buck, Flyback, Forward | Boost, Buck, Flyback, Forward | Boost, Buck, Flyback, Forward |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Switching Frequency | 1000 kHz | 1 MHz | 1000 kHz |
| Duty Cycle Max | 70 % | 70 % | 70 % |
| Output Current | 800 mA | 800 mA | 800 mA |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | SOIC-8 | SOIC-8 |
| Packaging | Tube | Tube | Tube |
| Height | 1.58 mm | 1.58 mm | 1.58 mm |
| Length | 4.9 mm | 4.9 mm | 4.9 mm |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | 0 C to + 70 C |
| Series | UCC3809-1 | UCC3809-2 | UCC3809-1 |
| Type | Economy Primary Side PWM Controller | Economy Primary Side PWM Controller | Economy Primary Side PWM Controller |
| Width | 3.91 mm | 3.91 mm | 3.91 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Type | Switching Controllers | Switching Controllers | Switching Controllers |
| Factory Pack Quantity | 75 | 75 | 75 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.002561 oz | 0.002561 oz | 0.002561 oz |
| Output Voltage | - | 5 V | - |
| Isolation | - | Isolated | - |
| Product | - | Switching Controllers | - |
| Shutdown | - | Shutdown | - |
| Fall Time | - | 18 ns | - |
| Operating Supply Voltage | - | 19 V | - |
| Rise Time | - | 35 ns | - |
| Moisture Sensitive | - | - | Yes |