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| PartNumber | UC2844BNG | UC2844BN | UC2844BN-2LF |
| Description | Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max | Switching Controllers 0.5mA Current Mode | |
| Manufacturer | ON Semiconductor | STMicroelectronics | - |
| Product Category | Switching Controllers | Switching Controllers | - |
| RoHS | Y | Y | - |
| Topology | Boost, Flyback | Inverting | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Switching Frequency | 500 kHz | 275 kHz | - |
| Duty Cycle Max | 48 % | 50 % | - |
| Output Voltage | 4.95 V to 5.05 V | 4.95 V to 5.05 V | - |
| Output Current | 1 A | 1 A | - |
| Minimum Operating Temperature | - 25 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 150 C | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | PDIP-8 | PDIP-8 | - |
| Packaging | Tube | Tube | - |
| Series | UC2844B | UC2844B | - |
| Type | Current Mode PWM Controllers | Current Mode PWM Controller | - |
| Brand | ON Semiconductor | STMicroelectronics | - |
| Fall Time | 50 ns | 50 ns | - |
| Operating Supply Voltage | 30 V | 30 V | - |
| Product Type | Switching Controllers | Switching Controllers | - |
| Rise Time | 50 ns | 50 ns | - |
| Factory Pack Quantity | 50 | 2000 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.032805 oz | 0.032805 oz | - |
| Input Voltage | - | 36 V | - |
| Description/Function | - | Trimmed oscillator for precise frequency control | - |
| Isolation | - | Non-Isolated | - |
| Product | - | PWM Controllers | - |
| Shutdown | - | No Shutdown | - |
| Operating Supply Current | - | 12 mA | - |