| PartNumber | MC78M20CTG | MC78M20CT | MC78M20BT |
| Description | Linear Voltage Regulators 20V 500mA Positive | Linear Voltage Regulators 20V 500mA Positive | Linear Voltage Regulators 20V 500mA Positive |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Linear Voltage Regulators | Linear Voltage Regulators | Linear Voltage Regulators |
| RoHS | Y | N | N |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Polarity | Positive | Positive | Positive |
| Output Voltage | 20 V | 20 V | 20 V |
| Output Current | 500 mA | 500 mA | 500 mA |
| Output Type | Fixed | Fixed | Fixed |
| Input Voltage MAX | 40 V | 40 V | 40 V |
| Input Voltage MIN | 22 V | 40 V | 40 V |
| Minimum Operating Temperature | 0 C | 0 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Load Regulation | 400 mV | 400 mV | 400 mV |
| Line Regulation | 50 mV | 50 mV | 50 mV |
| Series | MC78M20 | - | - |
| Packaging | Tube | Tube | Tube |
| Height | 9.28 mm | 9.28 mm (Max) | 9.28 mm (Max) |
| Length | 10.28 mm | 10.28 mm (Max) | 10.28 mm (Max) |
| Width | 4.82 mm | 4.82 mm (Max) | 4.82 mm (Max) |
| Brand | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| PSRR / Ripple Rejection Typ | 70 dB | - | - |
| Product Type | Linear Voltage Regulators | Linear Voltage Regulators | Linear Voltage Regulators |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.211644 oz | 0.211644 oz | 0.211644 oz |