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| PartNumber | L4949ED | L4949E | L4949E-LF |
| Description | LDO Voltage Regulators 5V Multifunction LDO | LDO Voltage Regulators 5V Multifunction LDO | |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | Through Hole | - |
| Package / Case | SOIC-8 | PDIP-8 | - |
| Output Voltage | 5 V | 5 V | - |
| Output Current | 100 mA | 100 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Positive | Positive | - |
| Quiescent Current | 300 uA | 300 uA | - |
| Input Voltage MAX | 28 V | 28 V | - |
| Input Voltage MIN | 5 V | 5 V | - |
| Output Type | Fixed | Fixed | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Dropout Voltage | 0.1 V | 0.1 V | - |
| Series | L4949ED | L4949 | - |
| Packaging | Tube | Tube | - |
| Height | 1.65 mm (Max) | 3.32 mm | - |
| Length | 5 mm (Max) | 10.92 mm (Max) | - |
| Width | 4 mm (Max) | 6.6 mm (Max) | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Dropout Voltage Max | 500 mV | 500 mV | - |
| Voltage Regulation Accuracy | 1 % | 1 % | - |
| Ib Input Bias Current | 200 uA | 200 uA | - |
| Line Regulation | 20 mV | 20 mV | - |
| Load Regulation | 30 mV | 30 mV | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Reference Voltage | 1.23 V | 1.23 V | - |
| Factory Pack Quantity | 100 | 50 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.017870 oz | 0.032805 oz | - |