| PartNumber | UCC2581D | UCC2581DTR | UCC2581DG4 |
| Description | Switching Controllers Voltage-Mode PWM Micropower | Switching Controllers Voltage-Mode PWM Micropower | Switching Controllers Voltage-Mode PWM Micropower |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Switching Controllers | Switching Controllers | Switching Controllers |
| RoHS | Y | Y | Y |
| Topology | Boost, Flyback, Forward | Boost, Flyback, Forward | Boost, Flyback, Forward |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Switching Frequency | 100 kHz | 100 kHz | 100 kHz |
| Duty Cycle Max | 83 % | 83 % | 83 % |
| Output Voltage | 0.5 V | - | - |
| Output Current | 1 A | 1 A | 1 A |
| 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 | SOIC-14 | SOIC-14 | SOIC-14 |
| Packaging | Tube | Reel | Tube |
| Height | 1.58 mm | 1.58 mm | 1.58 mm |
| Length | 8.65 mm | 8.65 mm | 8.65 mm |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Series | UCC2581 | UCC2581 | UCC2581 |
| Type | Voltage Mode PWM Controllers | Voltage Mode PWM Controllers | Voltage Mode PWM Controllers |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Fall Time | 20 ns | 20 ns | 20 ns |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 300 uA | - | - |
| Operating Supply Voltage | 7.3 V to 15 V | - | - |
| Product Type | Switching Controllers | Switching Controllers | Switching Controllers |
| Rise Time | 20 ns | 20 ns | 20 ns |
| Factory Pack Quantity | 50 | 2500 | 50 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.004318 oz | 0.004318 oz | 0.004318 oz |