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| Part Number | MCP1812AT-033/7QX | MCP1812BT-033/7QX | MCP1811AT-033/7QX | MCP1812AT-030/7QX |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Obsolete | Active | Discontinued at Digi-Key | Active |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 3.3V | 3.3V | 3.3V | 3V |
| Voltage - Output (Max) | - | - | - | - |
| Voltage Dropout (Max) | 0.6V @ 300mA | 0.6V @ 300mA | 0.6V @ 150mA | 0.6V @ 300mA |
| Current - Output | 300mA | 300mA | 150mA | 300mA |
| Current - Quiescent (Iq) | 0.5 µA | 0.5 µA | 0.5 µA | 0.5 µA |
| Current - Supply (Max) | 220 µA | 220 µA | 110 µA | 220 µA |
| PSRR | 50dB (1kHz) | 50dB (1kHz) | 50dB (1kHz) | 50dB (1kHz) |
| Control Features | Enable | Enable | Enable | Enable |
| Protection Features | Over Current | Over Current | Over Current | Over Current |
| Operating Temperature | -40°C ~ 85°C (TJ) | -40°C ~ 85°C (TJ) | -40°C ~ 85°C (TJ) | -40°C ~ 85°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 4-UDFN Exposed Pad | 4-UDFN Exposed Pad | 4-UDFN Exposed Pad | 4-UDFN Exposed Pad |
| Supplier Device Package | 4-UQFN (1x1) | 4-UQFN (1x1) | 4-UQFN (1x1) | 4-UQFN (1x1) |
