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| PartNumber | UA78M33 | UA78M33C | UA78M33CD |
| Description | Voltage Regulator, +3.3V, Bi-Polar, 3 Pin, Plastic, SOT-223 | Fixed Positive Standard Regulator, 3.3VBIPolar, PSFM3 | |
| Manufacturer | - | Texas Instruments | Texas Instruments |
| Product Category | - | PMIC - Voltage Regulators - Linear | PMIC - Voltage Regulators - Linear |
| Series | - | UA78M33 | UA78M33 |
| Packaging | - | Tube Alternate Packaging | Tube Alternate Packaging |
| Unit Weight | - | 0.006632 oz | 0.006632 oz |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Package Case | - | SOT-223-4 | SOT-223-4 |
| Operating Temperature | - | 0°C ~ 125°C | 0°C ~ 125°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Output Type | - | Fixed | Fixed |
| Supplier Device Package | - | SOT-223-4 | SOT-223-4 |
| Voltage Input | - | 5.3 V ~ 25 V | 5.3 V ~ 25 V |
| Number of Outputs | - | 1 | 1 |
| Current Output | - | 500mA | 500mA |
| Voltage Output | - | 3.3V | 3.3V |
| Regulator Topology | - | Positive Fixed | Positive Fixed |
| Voltage Dropout Typical | - | 2V @ 350mA | 2V @ 350mA |
| Number of Regulators | - | 1 | 1 |
| Current Limit Min | - | - | - |
| Maximum Operating Temperature | - | + 125 C | + 125 C |
| Minimum Operating Temperature | - | 0 C | 0 C |
| Polarity | - | Positive | Positive |
| Output Voltage | - | 3.3 V | 3.3 V |
| Input Voltage MAX | - | 25 V | 25 V |
| Output Current | - | 500 mA | 500 mA |
| Input Voltage MIN | - | 5.3 V | 5.3 V |
| Load Regulation | - | 100 mV | 100 mV |
| Line Regulation | - | 100 mV | 100 mV |
| PSRR Ripple Rejection Typ | - | 80 dB | 80 dB |