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| PartNumber | UA78M12CKCS | UA78M12CKCSE3 | UA78M12CKC |
| Description | Linear Voltage Regulators 12V 500mA Fixed Pos Voltage Regulator | Linear Voltage Regulators 3P 500mA Fixed 12V Pos Vltg Reg | Linear Voltage Regulators 12.0V 500mA Fixed |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Linear Voltage Regulators | Linear Voltage Regulators | PMIC - Voltage Regulators - Linear |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 | - |
| Number of Outputs | 1 Output | 1 Output | 1 |
| Polarity | Positive | Positive | Positive |
| Output Voltage | 12 V | 11.4 V to 12.6 V | 12 V |
| Output Current | 500 mA | 500 mA | 500 mA |
| Output Type | Fixed | Fixed | Fixed |
| Input Voltage MAX | 30 V | 30 V | 30 V |
| Input Voltage MIN | 14.5 V | 14.5 V | 14.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Load Regulation | 240 mV | 240 mV | 240 mV |
| Line Regulation | 100 mV | 100 mV | 100 mV |
| Series | UA78M12 | UA78M12 | UA78M12 |
| Packaging | Tube | Tube | Alternate Packaging |
| Height | 8.7 mm | 8.7 mm | - |
| Length | 10.16 mm | 10.16 mm | - |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - |
| Width | 4.58 mm | 4.58 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| PSRR / Ripple Rejection Typ | 80 dB | - | - |
| Product Type | Linear Voltage Regulators | Linear Voltage Regulators | - |
| Factory Pack Quantity | 50 | 50 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.067197 oz | 0.067197 oz | 0.067197 oz |
| Package Case | - | - | TO-220-3 |
| Operating Temperature | - | - | 0°C ~ 125°C |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | TO-220-3 |
| Voltage Input | - | - | 14.5 V ~ 30 V |
| Current Output | - | - | 500mA |
| Voltage Output | - | - | 12V |
| Regulator Topology | - | - | Positive Fixed |
| Voltage Dropout Typical | - | - | 2V @ 350mA |
| Number of Regulators | - | - | 1 |
| Current Limit Min | - | - | - |
| PSRR Ripple Rejection Typ | - | - | 80 dB |