| PartNumber | L4947 | L4947H | L4947L |
| Description | LDO Voltage Regulators 5.0 Volt 0.5 Amp | LDO Voltage Regulators 5.0V 0.5A Positive | IC REG LIN 5V 500MA 5PENTAWATT |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | - |
| RoHS | Y | T | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | Pentawatt-5 | Pentawatt-5 | - |
| Output Voltage | 5 V | 5 V | - |
| Output Current | 500 mA | 500 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Positive | Positive | - |
| Quiescent Current | 10 mA | 10 mA | - |
| Input Voltage MAX | 26 V | 26 V | - |
| Input Voltage MIN | 6 V | 6 V | - |
| Output Type | Fixed | Fixed | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Dropout Voltage | 0.4 V | 0.4 V | - |
| Series | L4947 | L4947 | - |
| Packaging | Tube | Tube | - |
| Height | 9.2 mm | 9.2 mm | - |
| Length | 10.4 mm (Max) | 10.4 mm (Max) | - |
| Width | 4.8 mm (Max) | 4.8 mm (Max) | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Dropout Voltage Max | 550 mV at 500 mA | 550 mV at 500 mA | - |
| Voltage Regulation Accuracy | 4 % | 4 % | - |
| Ib Input Bias Current | 5 mA | 5 mA | - |
| Line Regulation | 10 mV | 10 mV | - |
| Load Regulation | 60 mV | 60 mV | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Factory Pack Quantity | 50 | 50 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |