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| PartNumber | MIC38HC45-1YM | MIC38HC45-1YN | MIC38HC45-1YM-TR |
| Description | Switching Controllers Monolithic SMPS Controller | Switching Controllers Monolithic SMPS Controller | Switching Controllers Monolithic SMPS Controller |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Switching Controllers | Switching Controllers | Switching Controllers |
| RoHS | Y | Y | Y |
| Topology | Flyback | - | - |
| Number of Outputs | 2 Output | - | - |
| Switching Frequency | 500 kHz | - | - |
| Duty Cycle Max | 96 % | - | - |
| Input Voltage | 2.58 V | - | - |
| Output Voltage | 4.9 V to 5.1 V | - | - |
| Output Current | 1 A | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | SOIC-14 | PDIP-14 | SOIC-14 |
| Packaging | Tube | Tube | Reel |
| Description/Function | Current-mode PWM controllers | - | - |
| Isolation | Isolated | - | - |
| Product | Current Mode PWM Controllers | - | - |
| Series | MIC38HC45 | MIC38HC45 | MIC38HC45 |
| Type | Current Mode PWM Controller | Current Mode PWM Controllers | Current Mode PWM Controllers |
| Brand | Microchip Technology / Micrel | Microchip Technology / Micrel | Microchip Technology / Micrel |
| Shutdown | No Shutdown | - | - |
| Fall Time | 15 ns | - | - |
| Operating Supply Current | 4 mA to 6 mA | - | - |
| Operating Supply Voltage | 20 V | - | - |
| Product Type | Switching Controllers | Switching Controllers | Switching Controllers |
| Rise Time | 20 ns | - | - |
| Factory Pack Quantity | 54 | 25 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.011923 oz | - | 0.011923 oz |
| Part # Aliases | - | - | MIC38HC45-1YM TR |