| PartNumber | UCC2804D | UCC2804D/81221G4 | UCC2804D/81221 |
| Description | Switching Controllers Low-Power BiCMOS Current-Mode PWM | Switching Controllers Lo-Pwr BiCMOS Crnt Mode PWM | IC REG CTRLR BST FLYBK PWM 8SOIC |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Switching Controllers | Switching Controllers | - |
| RoHS | Y | Y | - |
| Topology | Boost, Flyback, Forward | Boost, Flyback, Forward | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Switching Frequency | 1000 kHz | 1000 kHz | - |
| Duty Cycle Max | 50 % | 50 % | - |
| Output Current | 1 A | 1000 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-8 | SOIC-8 | - |
| Packaging | Tube | Tube | - |
| Operating Temperature Range | - 40 C to + 85 C | - | - |
| Series | UCC2804 | - | - |
| Type | Current Mode PWM Controllers | Current Mode PWM Controllers | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Fall Time | 44 ns | 44 ns | - |
| Product Type | Switching Controllers | Switching Controllers | - |
| Rise Time | 41 ns | 41 ns | - |
| Factory Pack Quantity | 75 | 1 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.002561 oz | 0.002677 oz | - |
| Output Voltage | - | 4.925 V to 5.075 V | - |
| Operating Supply Current | - | 500 uA | - |