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| Part Number | MIC2126YML-TR | MIC2128YML-TR | MIC2156YML-TR | MIC2125YML-TR | MIC2126YML-T5 |
|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Obsolete | Active | Active |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck |
| Number of Outputs | 1 | 1 | 2 | 1 | 1 |
| Output Phases | 1 | 1 | 2 | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 28V | 4.5V ~ 75V | 4.5V ~ 14.5V | 4.5V ~ 28V | 4.5V ~ 28V |
| Frequency - Switching | 200kHz ~ 750kHz | 200kHz ~ 750kHz | 300kHz | 200kHz ~ 750kHz | 200kHz ~ 750kHz |
| Duty Cycle (Max) | 85% | 85% | 80% | 85% | 85% |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | Yes |
| Clock Sync | No | No | Yes | No | No |
| Serial Interfaces | - | - | - | - | - |
| Control Features | Current Limit, Enable, Frequency Control, Power Good | Enable, Frequency Control, Power Good, Soft Start | Current Limit, Enable, Power Good, Soft Start | Current Limit, Enable, Frequency Control, Power Good | Current Limit, Enable, Frequency Control, Power Good |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-VFQFN Exposed Pad | 16-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 16-VFQFN Exposed Pad | 16-VFQFN Exposed Pad |
| Supplier Device Package | 16-QFN (3x3) | 16-QFN (3x3) | 32-QFN (5x5) | 16-QFN (3x3) | 16-QFN (3x3) |
