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| Part Number | MCP1257T-E/UN | MCP1258T-E/UN | MCP1259T-E/UN | MCP1256T-E/UN | MCP1257-E/UN |
|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active |
| Function | Step-Up | Step-Up | Step-Up | Step-Up | Step-Up |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Charge Pump | Charge Pump | Charge Pump | Charge Pump | Charge Pump |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 1.8V | 1.8V | 1.8V | 1.8V | 1.8V |
| Voltage - Input (Max) | 3.6V | 3.6V | 3.6V | 3.6V | 3.6V |
| Voltage - Output (Min/Fixed) | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Voltage - Output (Max) | - | - | - | - | - |
| Current - Output | 100mA | 100mA | 100mA | 100mA | 100mA |
| Frequency - Switching | 650kHz | 650kHz | 650kHz | 650kHz | 650kHz |
| Synchronous Rectifier | No | No | No | No | No |
| 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 | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Supplier Device Package | 10-MSOP | 10-MSOP | 10-MSOP | 10-MSOP | 10-MSOP |
