The LM2940S-12 is a single output linear voltage regulator with a fixed output voltage of 12V. It can supply up to 1A of current with a maximum voltage tolerance of 5%. The device operates over a temperature range of -40°C to 125°C and is packaged in a TO-263, 3 PIN package. The input voltage range is from 13.6V to 26V, and the output voltage is adjustable within a 11.4V to 12.6V range. The dropout voltage is 0.5V at 1A output current.
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| Number of Terminals | 3 |
| Terminal Position | SINGLE |
| JEDEC Package Code | R-PSSO-G3 |
| Width | 8.64 |
| Length | 10.16 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Input Voltage-Max | 26 |
| Input Voltage-Min | 13.6 |
| Output Voltage1-Min | 11.4 |
| Output Voltage1-Max | 12.6 |
| Output Current1-Max | 1 |
| Voltage Tolerance-Max | 5 |
| Adjustability | FIXED |
| Operating Temperature TJ-Max | 125 |
| Dropout Voltage1-Nom | 0.5 |
| Output Voltage1-Nom | 12 |
| Operating Temperature TJ-Min | -40 |
| Input Voltage Absolute-Max | 60 |
| Line Regulation-Max | 0.12 |
| Load Regulation-Max | 0.2 |
| Dropout Voltage1-Max | 1 |
| RoHS | No |
| Eccn Code | EAR99 |
| HTS Code | 8542.39.00.01 |
| REACH | not_compliant |
| Military Spec | False |
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