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| PartNumber | NCP1581DR2G | NCP1580DR2 | NCP1580DR2G |
| Description | Switching Controllers SYNCHRONOUS PWM BUCK CONV | Switching Controllers Low Voltage | Switching Controllers Low Voltage Synchronous Buck |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Switching Controllers | Switching Controllers | Switching Controllers |
| RoHS | Y | N | Y |
| Topology | Buck | Buck | Buck |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Switching Frequency | 400 kHz | 412 kHz | 412 kHz |
| Duty Cycle Max | 95 % | 95 % | 95 % |
| Output Current | 100 uA | 1500 mA | 1500 mA |
| Minimum Operating Temperature | 0 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 150 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-14 | SOIC-8 Narrow | SOIC-8 Narrow |
| Packaging | Reel | Reel | Reel |
| Height | 1.75 mm | 1.5 mm | 1.5 mm |
| Length | 8.75 mm | 5 mm | 5 mm |
| Series | NCP1581 | - | - |
| Type | Voltage Mode PWM Controllers | Voltage Mode PWM Controllers | Voltage Mode PWM Controllers |
| Brand | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Fall Time | 30 ns | 15 ns | 15 ns |
| Operating Supply Current | 50 uA to 15 mA | - | - |
| Operating Supply Voltage | 7 V to 20 V | - | - |
| Product Type | Switching Controllers | Switching Controllers | Switching Controllers |
| Rise Time | 30 ns | 6 ns | 6 ns |
| Factory Pack Quantity | 2500 | 2500 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.011923 oz | 0.005044 oz | 0.005044 oz |
| Output Voltage | - | 0.8 V | 0.8 V |