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| PartNumber | UCC28C42DGK | UCC28C42D | UCC28C42DG4 |
| Description | Switching Controllers BiCMOS Low-Current 8 Pin Current Mode | Switching Controllers BiCMOS Low-Current 8 Pin Current Mode | Switching Controllers BiCMOS Low-Current 8 Pin Current Mode |
| 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 | 1000 kHz | 1000 kHz | 1000 kHz |
| Duty Cycle Max | 100 % | 100 % | 100 % |
| Output Voltage | 18 V | 18 V | 18 V |
| Output Current | 1 A | 1 A | 1 A |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | VSSOP-8 | SOIC-8 | SOIC-8 |
| Packaging | Tube | Tube | Tube |
| Operating Temperature Range | - 40 C to + 105 C | - 40 C to + 105 C | - 40 C to + 105 C |
| Series | UCC28C42 | UCC28C42 | UCC28C42 |
| Type | Current Mode PWM Controllers | Current Mode PWM Controllers | Current Mode PWM Controllers |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Fall Time | 20 ns | 20 ns | 20 ns |
| Moisture Sensitive | Yes | - | - |
| Product Type | Switching Controllers | Switching Controllers | Switching Controllers |
| Rise Time | 25 ns | 25 ns | 25 ns |
| Factory Pack Quantity | 100 | 75 | 75 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.000917 oz | 0.002561 oz | 0.002561 oz |