| PartNumber | LM7812S/NOPB | LM7812CT/NOPB | LM7812SX/NOPB |
| Description | Linear Voltage Regulators SERIES 3-TERMINAL POSITIVE REGULATORS | Linear Voltage Regulators 3-Term Pos Regs | Linear Voltage Regulators 1.5-A, Wide VIN Fixed Voltage Regulators 3-DDPAK/TO-263 0 to 125 |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Linear Voltage Regulators | Linear Voltage Regulators | Linear Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | TO-263-3 | TO-220-3 | TO-263-3 |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Positive | Positive | - |
| Output Voltage | 12 V | 12 V | - |
| Output Current | 1 A | 1 A | - |
| Output Type | Fixed | Fixed | - |
| Input Voltage MAX | 35 V | 35 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | LM340-N | LM340-N | LM340-N |
| Packaging | Tube | Reel | Reel |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - 40 C to + 125 C |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Moisture Sensitive | Yes | - | Yes |
| Product Type | Linear Voltage Regulators | Linear Voltage Regulators | Linear Voltage Regulators |
| Factory Pack Quantity | 45 | 45 | 500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Part # Aliases | LM340S-12/NOPB | - | - |
| Unit Weight | 0.056438 oz | 0.081130 oz | 0.051267 oz |